- DL manuals
- Karcher
- Pressure Washer
- HDS 3.9/30
- Dealer's Manual
Karcher HDS 3.9/30 Dealer's Manual - page 5
5
Safety
Introduction & Safety Information
Thank you for purchasing this Pressure Washer. We
reserve the right to make changes at any time
without incurring any obligation.
Owner/User Responsibility:
The owner and/or user must have an understanding of
the manufacturer’s operating instructions and warnings
before using this pressure washer. Warning information
should be emphasized and understood. If the operator
is not fluent in English, the manufacturer’s instructions
and warnings shall be read to and discussed with the
operator in the operator’s native language by the
purchaser/owner, making sure that the operator
comprehends its contents.
Owner and/or user must study and maintain for future
reference the manufacturers’ instructions.
The operator must know how to stop the machine
quickly and understand the operation of all controls.
Never permit anyone to operate the engine without
proper instructions.
SAVE THESE INSTRUCTIONS
This manual should be considered a permanent
part of the machine and should remain with it if
machine is resold.
When ordering parts, please specify model and
serial number. Use only identical replacement
parts.
This machine is to be used only by trained opera-
tors.
Important Safety Information
WARNING: If you do not follow these instructions
exactly, a fire or explosion may result, causing
property damage, personal injury or loss of life.
AVERTISSEMENT: Si ces directives ne sont pas
suivies à la lettre, un incendie ou une explosion
pourrait survenir et entraîner des dommages à la
propriété, des lésions corporelles ou la mort.
WARNING: To reduce the risk of
injury, read operating instructions
carefully before using.
AVERTISSEMENT: Pour réduire le
risque de blessures, lire attentive-
ment les instructions de
fonctionnement avant l'utilisation.
1.
Read the owner's manual thoroughly. Failure to
follow instructions and warnings could cause
malfunction of the machine and result in death,
serious bodily injury and/or property damage.
2.
Know how to stop the machine and bleed pressure
quickly. Be thoroughly familiar with the controls.
3.
Stay alert — watch what you are doing.
4.
Use only your hand to push in or turn the gas
control knob. Never use a tool. If the knob will not
push in or turn by hand, don't try to repair it; call a
qualified service technician.
5.
All installations must comply with local codes.
Contact your electrician, plumber, utility company
or the selling distributor for specific details.
DANGER: Improper connection of
the equipment-grounding
conductor can result in a risk of
electrocution. Check with a
qualified electrician or service
personnel if you are in doubt as to
whether the outlet is properly
grounded.
DANGER: Une mauvaise
connexion du conducteur de terre de l'équipement
peut entraîner un risque d'électrocution.
Vérifier
auprès d'un électricien qualifié ou du personnel
d'entretien si vous avez des doutes quant à savoir si
lasortie est correctement mise à la masse.
DANGER: Keep wand, hose, and water spray away
from electric wiring or fatal electric shock may
result.
DANGER: Garder la lance, le boyau et le jet d'eau à
l'écart de tout câblage électrique ou des chocs
électriques mortels pourraient survenir.
6.
To protect the operator from electrical shock, the
machine must be electrically grounded. It is the
responsibility of the owner to connect this machine
to a grounded receptacle of proper voltage and
amperage ratings. Do not spray water on or near
electrical components.
Do not touch machine with wet hands or while
standing in water. Always disconnect power
before servicing.
Karcher Liberty HDS Stationary Dealer’s Manual 9.801-508.0 - AY
WARNING
READ OPERATOR’S
MANUAL THOROUGHLY
PRIOR TO USE.
OPERATIONS
SAFET
Y
MAINTENANCE
DANGER
KEEP WATER
SPRAY AWAY FROM
ELECTRICAL WIRING.
Summary of HDS 3.9/30
Page 1
Warning: this product and accessories may contain a chemical known to the state of california to cause cancer and birth defects or other reproductive harm. For more information about this regulation: www.P65warnings.Ca.Gov 9.801-508.0-ay 11/02/17 liberty hds stationary series hot water - electric po...
Page 2
2 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay machine data label pump switch voltage when the light is on, it means power supply is on hour meter burner switch steam combination detergent identification of operational label symbols not all machines have all symbols motor overload ...
Page 3
3 table of contents machine data label . . . . . . . . . . . . . . . . . . . . . . . . . . 2 table of contents . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 how to use this manual . . . . . . . . . . . . . . . . . . . . . 4 safety introduction & safety information . . . . . . . . . . . . ....
Page 4
4 how to use this manual this manual contains the following sections: • how to use this manual • safety • operations • maintenance • parts list the how to use this manual section will tell you how to find important information for ordering correct repair parts. Parts may be ordered from authorized d...
Page 5
5 safety introduction & safety information thank you for purchasing this pressure washer. We reserve the right to make changes at any time without incurring any obligation. Owner/user responsibility: the owner and/or user must have an understanding of the manufacturer’s operating instructions and wa...
Page 6
6 safety warning: flammable liquids can create fumes which can ignite, causing property damage or severe injury. Avertissement: des liquides inflammables peuvent produire des vapeurs qui peuvent s'enflammer, causant ainsi des dommages à la propriété ou des blessures graves. Warning: risk of explosio...
Page 7
7 safety warning: grip cleaning wand securely with both hands before starting. Failure to do this could result in injury from a whipping wand. Avertissement: agripper la lance de nettoyage avec les deux mains avant de commencer. Le non-respect de cette consigne pourrait mener à des blessures causées...
Page 8
8 safety 21. Install optional lp gas regulator assembly, item 9.802-633.0 or obtain a proper size regulator. 22. Install this machine about 2 feet from wall to provide adequate ventilation and servicing space. This equipment incorporates parts such as snap switches or similar parts that tend to prod...
Page 9
9 safety ref part no. Qty description - 9.802-633.0 1 regulator, lp assembly 1 9.802-019.0 1 nipple, 3/4” x 2”, black 2 8.717-747.0 1 regulator, r622cff for r932/28 & r932462 3 8.717-746.0 1 regulator, hi pressure, r321h22 4 8.711-855.0 1 hose, 1/2” x 19”, propane 5 8.717-782.0 1 fitting, pigtail, f...
Page 10
10 safety propane tank safety instructions caution: only qualified persons should fill your lp-gas containers. 1. Never allow your lp-gas container to be filled above the maximum safe level as indicated by a scale or the fixed liquid level gauge (outage). Do not use the visible gauge for filling. 2....
Page 11
11 operations component identification - all models pump — delivers a specific gpm to the high pressure nozzle which develops pressure. (not shown) spray gun — controls the application of water and detergent onto cleaning surface with trigger device. Includes safety latch. Detergent valve — allows y...
Page 12
12 operations installation hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay 36.00" minimum control panel 19.50" dia. Customer supplied draft diverter 24.00" 24.87" 4.00" high pressure out 22mm screw connection 48.54" 36.68" 24.50" 24.00" 12.0...
Page 13
13 operations installation hds 6.3/32, 8.0/32, 9.5/30 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay 36" minimum piping to outside floor mounting dimensions 19.50" dia customer supplied draft diverter control panel 61.00" 17.33" 34.79" 17.36" 26.18" 3.64" high pressure out 22mm scre...
Page 14
14 operations place machine in a convenient location providing ample support, drainage and room for maintenance location the location should protect machine from damaging environmental conditions, such as wind, rain and freezing. 1. The machine should be run on a level surface where it is not readil...
Page 15
15 operations pipe sizing chart for natural gas the following chart is based on gas pressure in the range 0-0.5 psi, specific gravity of 0.6 and pressure loss of 0.5" w.C. Numbers are for straight schedule 40 pipe; fittings further reduce capacity. For example, in 1" size, an elbow is equivalent to ...
Page 16
16 operations room vents for combustion and ventilation air properly sized vents are vital for the safe and efficient operation of a pressure washer installed in a confined space. When combustion and ventilation air are supplied from inside the building, each opening must have an area of one square ...
Page 17
17 operations drafting that can inhibit combustion. The draft diverter should be installed a minimum of 36” above the flue collar. Power vent (draft inducer): if this machine is going to be installed on a 90° or extended exhaust vent run length which may restrict air flow it is recommended that a co...
Page 18
18 operations for tech tip instructions combustion efficiency in a natural draft pressure washer is significantly influenced by the heat created inside the coil, the design of the coil and flue and the length and diameter of the exhaust stack. The table below shows data included in the operator’s ma...
Page 19
19 operations caution: all gas conversion must be done by a qualified service person in accordance with these instructions and in compliance with all codes and requirements. In canada, gas conversion shall be carried out in accordance with requirements of the provincial authorities having jurisdicti...
Page 20
20 operations check list before starting: caution! If “no” has been checked on any of the following sixteen questions, do not operate this machine. Attention : si la réponse à l'une des questions ci-dessus est « non », ne pas utiliser la machine. Yes no has gas supply been inspected by an authorized...
Page 21
21 operations assembly instructions step 1: attach the high pressure hose to the spray gun using teflon tape on hose threads. Step 4: connect the garden hose to pump water inlet. Inspect inlets. Caution: do not run the pump without water or pump damage will result. Step 2: connect the high pressure ...
Page 22
22 operations operating instructions step 1: have an electrician connect power supply into elec- trical box according to information shown on the serial plate. Step 4: to apply detergent open the detergent valve counterclock- wise making sure that the detergent pick-up tube is in the detergent solut...
Page 23
23 operations applying detergent & general operating techniques warning: some detergents may be harmful if inhaled or ingested, causing severe nausea, fainting or poisoning. The harmful elements may cause property damage or severe injury. Avertissement : certains détergents peuvent être dangereux s'...
Page 24
24 operations shutting down & cleanup step 1: turn the burner switch to the ‘off’ position. Step 4: turn off water. Step 2: place the detergent tube in fresh water and open the detergent valve and spray gun, allowing the detergent lines to be flushed and the burner to cool. Otherwise coil damage may...
Page 25
25 maintenance karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 26
26 maintenance maintenance & service spray nozzles: each machine is equipped with one or more spray nozzles, depending on the model. Different spray nozzles are calibrated for each machine, depending on the flow and pressure of that particular model. Spray nozzles vary in bore size and angle of spra...
Page 27
27 maintenance 1. Attach a short section (3-5 ft.) of garden hose to machine to siphon solution from an elevated container, or add mixture to the float tank. Turn pump switch on allowing solution to be pumped through coils and back into the container. Solution should be allowed to circulate 2-4 hour...
Page 28
28 maintenance propane gas general safety precautions have a qualified gas service person assist in any gas burner installation or service. Few maintenance people or mechanics are knowledgeable in gas controls or related safety practices. Propane gas is heavier than air; unburned propane gas will gr...
Page 29
29 maintenance burner basic facts based on 60° propane butane 1 cu. Ft. Ng approx 1000 btu formula c3h8 c4h10 vaporization point (°f) -43.7 31.1 specific gravity (vapor) 1.522 2.006 specific gravity (liquid) 0.508 0.584 lbs. Per gal. (liquid) 4.23 4.87 btu per cu. Ft. (vapor) 2.563 3.39 btu per gal....
Page 30
30 maintenance pressure equivalents simply stated, pressure is the force exerted by a gas or liquid attempting to escape from a container. It is useful to know how strong this “attempt to escape” is. Pressure can be measured with a manometer or with a pressure gauge. At the lower levels, it is expre...
Page 31
31 maintenance preventative maintenance this pressure washer was produced with the best available materials and quality craftsmanship. However, you as the owner have certain responsibilities for the correct care of the equipment. Attention to regular preventative main- tenance procedures will assist...
Page 32
32 maintenance troubleshooting problem possible cause solution water temperature too hot incoming water to machine warm or hot lower incoming water temperature. Gas pressure too high see specifications for proper gas pressure. Detergent line sucking air tighten all clamps. Check detergent lines for ...
Page 33
33 maintenance problem possible cause solution pump noisy air in suction line check water supply and connections on suction line. Broken or weak inlet or discharge valve springs check and replace if necessary. Excessive matter in valves check and clean if necessary. Worn bearings check and replace i...
Page 34
34 maintenance problem possible cause solution flow & burner- switch on; no spark, no pilot gas a. No main power b. Faulty transformer c. Faulty burner & flow switch d. Faulty ignition control unit with power switch on, open trigger on spray gun and set your test meter to the 24 volt scale. Probe te...
Page 35
35 maintenance problem possible cause solution have pilot flame, main burner will not turn on faulty main valve coil in the gas valve set test meter to 24 volt scale. Faulty ignitor/sensor and/or its wiring with pilot flame on ignitor/sensor, probe terminals mv and mv/pv on the ignition control unit...
Page 36
36 notes karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 37: Parts
37 parts parts hds3.5/20 hds4.0/22 hds3.9/30 hds5.0/23 hds4.8/30 hds6.3/32 hds8.0/32 hds9.5/30 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 38
38 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 frame 10 10 11 11 13 5 12 7 8 8 8 8 8 1 9 22 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 39
39 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 frame gr oun d 8 10 12 14 16 0 2 4 6 14 8 22 4 20 17 19 16 4 3 5 4 4 4 6 10 3 3 4 2 10 4 8 18 21 15 8 8 6 8 8 see electrical box assembly for details 23.
Page 40
40 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 frame ref part no. Qty description notes 1 8.921-387.0 1 panel support, top coil 2 8.921-386.0 1 panel support, top pump 3 8.921-389.0 6 bracket, door latch 4 8.753-398.0 12 rivet, 3/16 lpst 5 8.718-625.0 25 bolt, 5/16-18 x 3/4 crrg 6 9.802-778.0 12 nut,...
Page 41
41 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 burner of f on 1 5 11 11 10 7 9 8 19 8 7 16 15 6 12 14 9 13 22 18 20 21 23 2 17 4 3 to coil inlet to unloader valve 24 25.
Page 42
42 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 burner ref part no. Qty description notes 1 8.718-055.0 1 burner ring x 44 w/# 54 nozzles (3.5/20, 4.0/22, 3.9/30 natural gas) 8.725-894.0 1 burner ring x 44 w/# 52 nozzles (5.0/23, 4.0/22, 4.8/30 natural gas) 8.718-060.0 1 burner ring x 44 w/# 63 nozzle...
Page 43
43 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 coil off on 24 14 6 2 1 11 15 28 13 9 8 27 30 29 16 31 25 17 21 20 26 21 7 10 5 23 22 18 19 4 3 see burner assy. Illus. For detail 32 12.
Page 44
44 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 coil ref part no. Qty description notes 1 8.753-493.0 1 start collar 10" 2 8.930-140.0 1 insulation, top head, 3 8.921-388.0 1 retainer, insulation coil top 4 8.753-466.0 1 insulation, blanket 5 8.921-380.0 1 wlmt, coil, 20" gas ng/sm 6 9.802-767.0 3 scr...
Page 45
45 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay notes.
Page 46
46 hds 6.3/32, 8.0/32, 9.5/30 frame 9 1 7 11 13 8 8 9 5 22 10 10 8 8 22 12 karcher liberty hds stationary dealer’s manual 9.801-508.0 - aw.
Page 47
47 karcher liberty hds stationary dealer’s manual 9.801-508.0 - aw hds 6.3/32, 8.0/32, 9.5/30 frame gr ou nd 6 6 21 23 19 8 14 16 19 25 15 23 17 20 8 8 4 4 4 3 3 5 18 27, 28, 29, 30 10 5 3 2 4 4 10 24 8 8 26 see electrical box assembly for details.
Page 48
48 hds 6.3/32, 8.0/32, 9.5/30 frame ref part no. Qty description notes 1 8.921-642.0 1 panel, support, top, coil side, ng/lm 2 8.921-643.0 1 panel, support, top, pump side, ng/lm 3 8.921-389.0 6 bracket, door latch, ng/lm 4 8.753-398.0 19 rivet, 3/16” lpst 5 8.718-625.0 25 bolt, 5/16' x 18 x 3/4', n...
Page 49
49 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 burner honey wel l lo hi 12 7 14 10 20 18 11 19 22 6 2 30 15 16 5 3 4 9 8 17 1 21 9 13 31 11 23 24 to coil inlet 25 26 27 28 29 26 see detail.
Page 50
50 hds 6.3/32, 8.0/32, 9.5/30 burner ref part no. Qty description notes 1 8.718-059.0 1 burner ring x 44 w/ #50 nozzles, (6.3/32 natural gas) 8.750-102.0 1 burner ring x 44 w/ #56 nozzles,(6.3/32 liquid propane) 8.749-968.0 1 burner ring x 88 w/ #52 nozzles, (8.0/32, 9.5/30 natural gas) 8.753-527.0 ...
Page 51
51 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 coil hon eyw ell lo hi see burner assy. Illus. For detail 26 27 2 5 10 11 12 14 18 6 9 8 15 30 21 7 3 16 17 23 13 20 22 25 19 24 28 1 4.
Page 52
52 hds 6.3/32, 8.0/32, 9.5/30 coil ref part no. Qty description notes 1 8.753-494.0 1 start collar 12" 2 8.753-549.0 1 insulation, top head, 30"od x 12"id fiber- glass 3 8.921-650.0 1 retainer, insulation coil top, ng/lm 4 8.753-540.0 1 insulation, blanket 1" thk x 39" w x 90" l 5 8.912-039.0 1 wlmt...
Page 53
53 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 float tank to w ater inle t 16 15 5 7 2 1 6 11 13 15 14 4 10 3 8 8 9 12 12.
Page 54
54 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 float tank ref part no. Qty description notes 1 9.802-259.0 44" hose, 1/2” push-on 2 9.802-151.0 2 swivel, 1/2” barb x 1/2” jic 3 9.802-261.0 38" hose, 3/4” push-on 4 9.802-050.0 1 elbow, 3/4 barb x 3/4 mpt pvc 90 5 9.802-129.0 1 elbow, 1/2” msae x 3/8” ...
Page 55
55 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 float tank to w ater inlet to pump to pump 1 2 3 5 8 6 7 9 10 11 13 1 4 4 1 1 2 2 15 4 14 12.
Page 56
56 hds 6.3/32, 8.0/32, 9.5/30 float tank ref part no. Qty description notes 1 9.802-261.0 15 hose, 3/4” push-on, /ft 2 9.802-152.0 3 swivel, 3/4” sae fem, push-on 3 9.803-557.0 1 elbow, 3/4” msae x 3/4” mpt, brass 4 9.802-052.0 3 bulkhead, 3/4” polypro 5 8.921-825.0 1 tank, plastic, 8 x 16 x 24 6 8....
Page 57
57 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 pump bypass bypass to float tank to deter gent valve to coil 7 16 11 10 4 12 13 14 5 4 18 8 1 2 3 15 steam valve option 17 6 9.
Page 58
58 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 pump ref part no. Qty description notes 1 8.706-984.0 1 adapter 1/2” fpt x 1/2” mpt 2 9.803-050.0 1 tee, 1/2” street w/2 holes 3 9.802-128.0 2 nipple, 1/2” jic x 1/2” mpt 4 9.802-151.0 3 swivel, 1/2” barb x 1/2” jic fem 5 9.802-259.0 15" hose, 1/2” push-...
Page 59
59 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 pump to float tank to float tank to deter gent v alve to coil 2 3 steam valve option steam valve option 1 7 17 21 20 15 16 14 6 12 4 2 8 11 10 8 18 19 12 8 2 10 5 9 13.
Page 60
60 hds 6.3/32, 8.0/32, 9.5/30 pump ref part no. Qty description notes 1 9.802-261.0 18" hose, 3/4” push-on 2 9.802-152.0 4 swivel, 3/4” sae fem push-on 3 8.752-090.0 1 elbow, 3/4” msae x 1/2” mpt, brass, w/1/8” tap 4 8.753-727.0 1 unloader, vrt100 w/switch 5 8.706-864.0 1 plug, 1/8” countersunk 6 8....
Page 61
61 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 tensioner 1 9 2 4 5 see pump assy. Illus. For detail 11 12 8 6 16 3 7 13 14 10 17 17 15 15 17.
Page 62
62 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 tensioner ref part no. Qty description notes 1 9.802-380.0 1 pulley, bk 80 h (3.5/20) - 9.802-391.0 1 pulley, 2bk 100 h (4.0/22a, b, c, g, h, 3.9/30, 5.0/ 23) - 9.804-060.0 1 pulley, 2bk 65 h (4.8/300) - 9.803-299.0 1 pulley, 2bk57h (4.0/22f) 2 8.715-560...
Page 63
63 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 tensioner 6 4 see pump assy. Illus. For detail 2 5 3 11 10 7 9 1 15 16 16 12 14 13 16.
Page 64
64 hds 6.3/32, 8.0/32, 9.5/30 tensioner ref part no. Qty description notes 1 9.802-380.0 1 pulley, bk 80 h (3.5/20) - 9.802-391.0 1 pulley, 2bk 100 h (4.0/22a, b, c, g, h, 3.9/30, 5.0/ 23) - 9.804-060.0 1 pulley, 2bk 65 h (4.8/300) - 9.803-299.0 1 pulley, 2bk57h (4.0/22f) 2 8.715-560.0 1 pulley, bk ...
Page 65
65 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay tensioner torque specs & assembly parts ref part no. Qty description notes 1 8.923-700.0 1 braket, tensioner, rosta 2 8.749-975.0 1 tensioner, rosta, se18, belt 3 8.749-973.0 1 bushing, idler tension 3 1 2 434 in-lbs (36.166 ft-lbs) ...
Page 66
66 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 electrical box gr ound 1 3 12 4 11 4 38 38 6 19 12 11 17 21 18 11 20 30 22 12 5 34 12 29 7 10 8 9 9 31 12 6 12, 32 12, 27 13,14,15,16,24 26 25 2 2 31 28 33 23 34 35 37 36 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 67
67 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 electrical box ref part no. Qty description notes 1 8.921-401.0 1 face plate, elec box, ng/sm 2 8.753-398.0 4 rivet, 3/16” lpst 3 8.921-384.0 1 box, electrical, ng/sm 4 8.753-255.0 4 nut, ex...
Page 68
68 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 electrical box ref part no. Qty description notes 22 9.803-613.0 1 module, ignition, electronic, honeywell 23 8.718-755.0 2 screw, 8/32” x 1-1/2” 24 8.749-977.0 5 bar, jumper, phoenix fbs 2-5gy 25 8.749-743.0 1 fuse, 4-amp 26 8.713-080.0 2 fuse, class r ...
Page 69
69 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 electrical box gr ound 7 4 9 22 8 3 28 30 1 2 34 21 9 9 33 4 5 31 19 20 25 26 13, 14, 15, 16, 24 27 17 18 40 10 11 12 31 29 32 34 12 12 12 12 23 35 37 36 6 39 38 39 6.
Page 70
70 hds 6.3/32, 8.0/32, 9.5/30 electrical box ref part no. Qty description notes 1 8.921-637.0 face plate, elec box, ng/lm 2 8.753-398.0 4 rivet, 3/16” lpst 3 8.921-638.0 1 box, electrical, ng/lm 4 8.753-255.0 4 nut, extruded u-nut, 1/4”-20 5 8.753-364.0 1 strain relief, lt, 1" npt, black 6 9.802-515...
Page 71
71 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 electrical box ref part no. Qty description notes 25 8.749-743.0 1 fuse, 4-amp 26 8.713-080.0 2 fuse, class r 1 amp (208/230v 1ph & 3ph) - 8.713-081.0 2 fuse, class r 1/2 amp (460/575 3ph) 27 8.718-730.0 1 ...
Page 72
72 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 control panel gr ound 8 10 12 14 16 0 2 4 6 ta ch/hour 5 10 20 11 7 8 9 12 19 14 15 18 13 16 17 21 6 1 3 2 4 steam valve option karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
Page 73
73 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 control panel ref part no. Qty description notes 1 9.802-188.0 1 valve, metering, 1/4” hose 2 6.390-126.0 2 clamp, hose, .46-.54 st 3 9.802-251.0 10' clear vinyl hose 1/4 x 1/2” 4 8.707-058....
Page 74
74 hds 6.3/32, 8.0/32, 9.5/30 control panel gr ound ta ch/hour 10 steam valve option 6 22 7 8 9 11 19 13 4 3 2 2 1 5 12 20 15 14 16 17 21 18 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay.
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75 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 control panel ref part no. Qty description notes 1 9.802-188.0 1 valve, metering, 1/4” hose 2 6.390-126.0 1 clamp, hose,.46-.54 st 3 9.802-251.0 10ft tube, 1/4” x 1/2”, clear vinyl 4 8.707-058.0 1 strainer,...
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76 hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 panels & doors gr ound 8 10 12 14 16 0 2 4 6 1. Plac e a ll s wit ch es in th e “ of f” po sit ion . 2. Co nn ec t po we r s up ply to p rop er ly gro un de d out let . T es t the g fci (if equ ippe d) usi ng th e r es et an d te st pro ced ure s pro vid...
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77 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20, 4.0/22, 3.9/30, 5.0/23, 4.8/30 panels & doors ref part no. Qty description notes 1 8.921-402.0 1 panel, top 2 8.753-255.0 8 nut, extruded u-nut 3 8.726-103.0 8 screw, 1/4 x 5/8 whiz loc 4 8.753-493.0 1 start collar 5 9.80...
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78 hds 6.3/32, 8.0/32, 9.5/30 panels & doors gr ou nd honey wel l lo hi ta ch /ho ur chaud! Co nt ains co m po ne nts fr om on e or m or e o f t he fo llo wi ng c ou nt rie s: uni te d st at es , ch in a, i 1. Pl ace al l s wi tch es in th e “ of f” po sit ion . 2. Con ne ct po we r s up ply to p ro...
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79 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 6.3/32, 8.0/32, 9.5/30 panels & doors ref part no. Qty description notes 1 8.921-647.0 1 panel, top, ng/lm 2 8.753-255.0 8 nut, extruded u-nut, 14"-20 3 8.726-103.0 8 screw, 1/4"-20 x 5/8" whiz loc blk cad 4 8.753-494.0 1 start c...
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80 hose & spray gun ref part no. Qty description notes 1 6.110-029.0 1 hose assembly tr rotatable dn8 40mpa 15m 2 4.118-005.0 1 easy!Force advanced 3 4.112-000.0 1 jet pipe tr 1050 mm 4 2.113-047.0 1 power nozzle tr 15055 (3.5/20), (4.8/30) - 2.113-023.0 1 power nozzle tr 25050 (4.0/22) - 2.113-022....
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81 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay specifications ng burner specifications lp burner specifications model burner assembly jet size gas valve pilot orifice conversion 3.5/20 x-44 #54 see parts list no 4.0/22 x-44 #54 see parts list no 3.9/30 x-44 #54 see parts list no ...
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82 specifications pump machine model pump model part # pump pulley part # pump bushing part # hds 3.5/20ea kb4025r/8.923-783.0 bk80h/9.802-380.0 h24mm/9.802-402.0 hds 4.0/22ea km4035r/8.715-189.0 2bk100/9.802-391.0 h24mm/9.802-402.0 hds 4.0/22eb km4035r/8.715-189.0 2bk100/9.802-391.0 h24mm/9.802-402...
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83 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay specifications motor machine model size voltage/ph motor part # motor pulley part # motor bushing part # belt / qty / part # hds 3.5/20ea 5 hp 230v/1ph 9.802-341.0 bk30 /8.715-560.0 h x 3/4/9.803-897.0 bx46 (1) 8.715-706.0 hds 4.0/22...
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84 specifications controls machine model switch part # contactor overload transformer primary fuse part # secondary fuse part # hds 3.5/20ea 9.802-451.0 8.724-280.0 8.724-306.0 8.716-883.0 1 amp / 8.713-080.0 4 amp / 8.749-743.0 hds 4.0/22ea 9.802-451.0 8.724-280.0 8.724-306.0 8.716-883.0 1 amp / 8....
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85 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay vrt3 unloader ref part no. Qty description notes 39 8.750-713.0 1 outlet fitting 41 8.750-712.0 1 knob, unloader not shown - 8.750-710.0 - repair kit, vrt3, 4500 psi - - - (kit items: 3, 9,11, 25, 26, 28) 24 14 15 16 17 18 19 23 27 3...
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86 vrt3 unloader unloader adjustment procedures 1. Remove lock nut (item 19). 2. Remove adjustment knob (item 18). 3. Loosen the two (2) nuts (item 15), move them upward on stem (item 8) until you see 4 or more threads below the nut. 4. Re-attach adjusting knob (item 18). 5. Start machine. Open the ...
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87 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay vrt100 unloader ref part no. Qty description notes - 8.754-012.0 - repair kit, vrt 100 unloader - - - (kit items: 2, 3, 4, 6, 9, 10, 25, 26, 28, 30, 36, 39) 35 32 33 34 31 30 29 28 36 37 38 39 20 23 23 24 21 22 40 27 25 26 25 1 2 3 4...
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88 vrt 100 unloader unloader adjustment procedures 1. Remove lock nut (item 19). 2. Remove adjustment knob (item 18). 3. Loosen the two (2) nuts (item 15), move them upward on stem (item 8) until you see 4 or more threads below the nut. 4. Re-attach adjusting knob (item 18). 5. Start machine. Open t...
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89 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 4.0/22, 3.9/30 m.3 series pump ref part no. Qty description notes 1 8.751-216.0 1 crankcase 2 - 3 plunger oil seal see kits table 3 - 3 o-ring Ø1.78 x 31.47 see kits table 4 - 3 pressure ring see kits table 5 - 3 u-seal see kits ...
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90 hds 4.0/22, 3.9/30 m.3 series pump ref part no. Qty description notes 25 9.803-192.0 2 o-ring Ø1.78 x 60.05 26 8.933-011.0 2 tapered roller bearing 27 8.751-222.0 1 crankshaft (5030,3540) - 8.751-223.0 1 crankshaft (4030, 4035, 6035) 28 9.803-167.0 1 crankshaft key 29 9.802-921.0 1 oil dip stick ...
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91 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 5.0/23, 4.8/30, 6.3/32 kt.2 series pump ref part no. Qty description notes 1 8.752-825.0 1 crankcase 2 - 3 plunger oil seal see kits table 3 - 3 o-ring Ø1.78 x 37.82 see kits table 4 - 3 pressure ring, 18mm see kits table 5 - 3 u...
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92 hds 5.0/23, 4.8/30, 6.3/32 kt.2 series pump ref part no. Qty description notes 21 - 6 valve spring see kits table 22 - 6 valve cage see kits table 23 8.752-830.0 8 hex screw 24 9.802-884.0 8 washer 25 9.803-182.0 1 closed bearing housing 26 9.803-186.0 2 o-ring Ø2.62 x 71.12 27 9.803-160.0 2 roll...
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93 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 8.0/32, 9.5/30 x.2 series pump ref part no. Qty description notes 1 8.752-825.0 1 crankcase 2 - 3 plunger oil seal see kits table 3 - 3 o-ring Ø1.78 x 37.82 see kits table 4 - 3 pressure ring see kits table 5 - 3 u-seal see kits ...
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94 hds 8.0/32, 9.5/30 x.2 series pump ref part no. Qty description notes 21 - 6 valve spring see kits table 22 - 6 valve cage see kits table 23 8.752-830.0 8 hex screw 24 9.802-884.0 8 washer 25 9.803-182.0 1 closed bearing housing 26 9.803-186.0 2 o-ring Ø2.62 x 71.12 27 9.803-160.0 2 roller bearin...
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95 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay hds 3.5/20 kb series pump ref part no. Qty description notes 1 8.754-841.0 1 crankcase 2 8.754-846.0 1 o-ring Ø1.78 x 72.75 3 - 3 plunger oil seal see table kits 4 - 3 o-ring Ø1.78 x 26.7 see table kits 5 - 3 washer, pressure ring 16...
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96 hds 8.0/32, 9.5/30 x.2 series pump ref part no. Qty description notes 20 9.803-198.0 1 washer, copper g3/8 21 8.707-262.0 2 plug, brass g3/8 22 - 6 valve seat see table kits 23 - 6 valve plate see table kits 24 - 6 valve spring see table kits 25 - 6 valve cage see table kits 26 9.802-939.0 12 scr...
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97 karcher liberty hds stationary dealer’s manual 9.801-508.0 - ay notes.
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9 . 8 01-50 8 .0 • printed in u. S .A..