- DL manuals
- Pacific Hydrostar
- Pressure Washer
- 97552
- Set Up, Operating, And Servicing Instructions
Pacific Hydrostar 97552 Set Up, Operating, And Servicing Instructions
6.5 HP Pressure wasHer
Model
97552
set uP, OPerating, and servicing
instructiOns
danger
using an engine indoors can KiLL YOu in
Minutes.
engine exhaust contains carbon monoxide.
this is a poison you cannot see or smell.
never use inside
a home or garage,
even iF doors and
windows are open.
Only use Outside
and far away from
windows, doors, and
vents.
Diagrams within this manual may not be drawn proportionally.
Due to continuing improvements, actual product may differ slightly from the product described herein.
distributed exclusively by Harbor Freight tools
®
.
3491 Mission Oaks Blvd., Camarillo, CA 93011
visit our website at: http://www.harborfreight.com
read this material before using this product.
Failure to do so can result in serious injury.
save tHis ManuaL.
Copyright
©
2008 by Harbor Freight Tools
®
. All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions or replacement parts, please call 1-800-444-3353.
rev 09e
Summary of 97552
Page 1
6.5 hp pressure washer model 97552 set up, operating, and servicing instructions danger using an engine indoors can kill you in minutes. Engine exhaust contains carbon monoxide. This is a poison you cannot see or smell. Never use inside a home or garage, even if doors and windows are open. Only use ...
Page 2: Contents
Page 2 sku 97552 for technical questions, please call 1-800-444-3353. Contents important safety information ............................ 4 operating precautions ............5 vibration hazard: ..................7 service precautions ............. 7 refueling: .................................8 basic...
Page 3
Page 3 sku 97552 for technical questions, please call 1-800-444-3353. Flywheel/coil assembly parts list & diagram ......... 34 control system parts list & diagram ...................... 35 air cleaner parts list & diagram .................................. 36 muffler parts list & diagram ..............
Page 4: Save This Manual
Page 4 sku 97552 for technical questions, please call 1-800-444-3353. Save this manual keep this manual for the safety warnings and precautions, assembly, operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram...
Page 5: Operating Precautions
Page 5 sku 97552 for technical questions, please call 1-800-444-3353. The work area should have adequate 5. Drainage to reduce the possibility of a fall due to slippery surfaces. Wear ansi-approved safety goggles, 6. Heavy-duty work gloves, and dust mask/respirator during set up and use. Use only oi...
Page 6
Page 6 sku 97552 for technical questions, please call 1-800-444-3353. Do not operate in explosive 7. Atmospheres, such as in the presence of flammable liquids, gases, or dust. Gasoline-powered engines may ignite the dust or fumes. Stay alert, watch what you are 8. Doing and use common sense when ope...
Page 7: Service Precautions
Page 7 sku 97552 for technical questions, please call 1-800-444-3353. Equipment and do not use the equipment for a purpose for which it is not intended. The high pressure water flow can 24. Damage the work surface if not used properly. Always test the spray in an open area first. When dispensing det...
Page 8: Save These
Page 8 sku 97552 for technical questions, please call 1-800-444-3353. Then, remove the spark plug c. Wire(s) from the spark plug(s). Keep all safety guards in place and 2. In proper working order. Safety guards include muffler, air cleaner, mechanical guards, and heat shields, among other guards. Do...
Page 9: Basic Specifications
Page 9 sku 97552 for technical questions, please call 1-800-444-3353. Basic specifications fuel type 86+ octane unleaded gasoline capacity 0.95 gallons engine oil type sae: 10w 30 above 32° f 5w30 at 32° f or below capacity 0.63 quarts pump oil 150 ml (5 oz.) sae 10w-30 oil engine speed 3,600 rpm en...
Page 10: Operating Instructions
Page 10 sku 97552 for technical questions, please call 1-800-444-3353. Choose the right nozzle (5) for the 6. Job. Pull back the quick connect collar and push the nozzle onto the end of the wand. Make sure the quick connect collar locks the nozzle in place. Hose connection water inlet connection det...
Page 11: Engine Diagram
Page 11 sku 97552 for technical questions, please call 1-800-444-3353. Engine diagram components & control locations 3 2. Components & control locations throttle lever muffler spark plug air cleaner fuel valve lever choke lever recoil starter starter grip ignition switch fuel filler cap fuel tank oi...
Page 12
Page 12 sku 97552 for technical questions, please call 1-800-444-3353. Caution! Do not run the engine with too little or too much oil. The engine will be permanently damaged. Pump oil change before first use the pump may be shipped with some 1. Oil inside. Open the oil drain plug and drain out the s...
Page 13: Danger
Page 13 sku 97552 for technical questions, please call 1-800-444-3353. Break-in period breaking-in the engine will help to 1. Ensure proper equipment and engine operation. The operational break-in period will 2. Last about 3 hours of use. During this period: do not apply a heavy load to the • equipm...
Page 14: Caution
Page 14 sku 97552 for technical questions, please call 1-800-444-3353. Discharge the excess pressure from the gun by squeezing the trigger, and change to a lower pressure nozzle. To increase the pressure, turn the 5. Pressure regulator knob towards the “ + ” symbol. Hold the wand at about a 45° 6. A...
Page 15: Technical
Page 15 sku 97552 for technical questions, please call 1-800-444-3353. Technical specifications engine type single cylinder 4 stroke ohv battery required 12v 18ah bore x stroke 68mm x 54mm displacement 196cc compression ratio 8.5:1 rotation viewed from pto (power takeoff - the output shaft) counterc...
Page 16
Page 16 sku 97552 for technical questions, please call 1-800-444-3353. Pressurized air to blow dust out of the air filter. If this does not get the filter reasonably clean, replace it. For foam filter elements: b. Wash the element in warm water and mild detergent several times. Rinse. Squeeze out ex...
Page 17
Page 17 sku 97552 for technical questions, please call 1-800-444-3353. The engine. It may take a little longer than usual to start the engine because the fuel needs to refill the fuel line and new filter. Cleaning, maintenance, and lubrication schedule note: this maintenance schedule is intended sol...
Page 18
Page 18 sku 97552 for technical questions, please call 1-800-444-3353. Apply a thin coat of rust preventive oil 3. To all metal parts. Cover and store in a dry, well- 4. Ventilated area out of reach of children. Before starting the engine after 5. Storage, keep in mind that untreated gasoline will d...
Page 19
Page 19 sku 97552 for technical questions, please call 1-800-444-3353. Troubleshooting problem possible causes probable solutions engine will not start fuel related: no fuel in tank or fuel valve closed. 1. Choke not in start position, 2. Especially with cold engine. Low quality or deteriorated, old...
Page 20
Page 20 sku 97552 for technical questions, please call 1-800-444-3353. Troubleshooting problem possible causes probable solutions engine misfires spark plug wire loose. 1. Incorrect spark plug gap or 2. Damaged spark plug. Defective spark plug wire. 3. Old or low quality gasoline. 4. Incorrect compr...
Page 21
Page 21 sku 97552 for technical questions, please call 1-800-444-3353. Troubleshooting problem possible causes probable solutions output pressure varies not enough water supply. 1. Water inlet screen is clogged. 2. Nozzle is clogged. 3. Nozzle has mineral build up. 4. Check water supply hose for kin...
Page 22: General Parts List
Page 22 sku 97552 for technical questions, please call 1-800-444-3353. General parts list part description qty 1 gun & hose holder 1 2 washer 1 3 nut 1 4 grommet 5 5 nozzle 5 6 safety warnings 1 7 filter 1 8 detergent inlet hose 1 9 bolt 4 10 lock washer 4 11 pump assembly 1 12 engine 1 13 key 1 14 ...
Page 23: General Assembly Diagram
Page 23 sku 97552 for technical questions, please call 1-800-444-3353. General assembly diagram rev 09e.
Page 24: Pump Parts List
Page 24 sku 97552 for technical questions, please call 1-800-444-3353. When ordering replacement parts from this list, the “a” suffix must be included in order to get the correct part. Part # description 1a screw m8x16 2a flange 3a o-ring 4a radial shaft seal 5a rear bearing 6a sheath 7a plate 8a fr...
Page 25: Pump Diagram
Page 25 sku 97552 for technical questions, please call 1-800-444-3353. Pump diagram rev 08f; 08l.
Page 26
Page 26 sku 97552 for technical questions, please call 1-800-444-3353. Cylinder head parts list & diagram part # description qty 1b cylinder head assembly 1 2b intake valve guide 1 3b exhaust valve guide 1 4b valve guide clip 1 5b cover 1 6b packing 1 7b breathing tube 1 8b spark plug 1 9b cylinder ...
Page 27
Page 27 sku 97552 for technical questions, please call 1-800-444-3353. Crank case parts list & diagram part # description qty 1c crank case assembly 1 2c oil level switch 1 3c governor gear assembly 1 4c weight 2 5c governor gear 1 6c weight pin 2 7c slider 1 8c shaft arm 1 9c drain plug bolt 2 10c ...
Page 28
Page 28 sku 97552 for technical questions, please call 1-800-444-3353. Crank case cover parts list and diagram part # description qty 1d bolt 6 2d oil stick 1 3d packing 2 4d cover 1 5d oil seal 1 6d bearing 1 7d pin 2 8d oil filler cap 1 9d packing case cover 1 10d oil fill assembly 1 11d cap assem...
Page 29
Page 29 sku 97552 for technical questions, please call 1-800-444-3353. Crankshaft/piston parts list & diagram part # description qty 1e ring set 1 2e piston 1 3e pin 1 4e rod assembly 1 5e crankshaft assembly 1 6e bolt 2 7e clip 2 8e timing gear 1 9e gear 1 10e crankshaft 1 11e first ring 1 12e seco...
Page 30: Diagram
Page 30 sku 97552 for technical questions, please call 1-800-444-3353. Gas distribution adjustment system parts list & diagram part # description qty 1f nut 2 2f rocker arm 2 3f valve rocker 2 4f pivot bolt 2 5f plate assembly 1 6f block guide 2 7f push rod guide 1 8f push rod 2 9f valve lifter 2 10...
Page 31
Page 31 sku 97552 for technical questions, please call 1-800-444-3353. Starter subassembly parts list & diagram part # description qty 1g starter assembly 1 2g set screw 1 3g ratchet guide 1 4g friction spring 1 5g starter ratchet 2 6g return spring 2 7g recoil starter reel 1 8g recoil starter sprin...
Page 32
Page 32 sku 97552 for technical questions, please call 1-800-444-3353. Diversion assembly parts list & diagram part # description qty 1h bolt 6x20 1 2h side plate 1 3h bolt 6x8 2 4h shroud 1 5h side plate 1 6h grommet 1 when ordering parts for this component be sure to use the correct suffix. Note: ...
Page 33
Page 33 sku 97552 for technical questions, please call 1-800-444-3353. Carburetor parts list & diagram part # description qty 1j carburetor assembly 1 2j carburetor 1 3j main nozzle 1 4j main jet 1 5j float valve 1 6j valve set spring 1 7j float 1 8j float pin 1 9j oil cup gasket 1 10j oil cup 1 11j...
Page 34
Page 34 sku 97552 for technical questions, please call 1-800-444-3353. Flywheel/coil assembly parts list & diagram part # description qty 1k ignition assembly 1 2k ignition coil 2 3k noise suppression cap assembly 1 4k stop switch cord 1 5k bolt 6x30 2 6k flywheel cover 1 7k charge coil assembly 1 8...
Page 35
Page 35 sku 97552 for technical questions, please call 1-800-444-3353. Control system parts list & diagram part # description qty 1m bolt 2 2m governor spring 1 3m bolt 1 4m governor arm 1 5m nut 1 6m throttle return spring 1 7m governor rod 1 8m control assembly 1 9m nut 1 10m fixing plate 1 11m wa...
Page 36
Page 36 sku 97552 for technical questions, please call 1-800-444-3353. Air cleaner parts list & diagram part # description qty 1n air cleaner assembly 1 2n elbow 1 3n short collar 2 4n long collar 2 5n elbow packing 1 6n bolt 6x20 1 7n nut 6mm 2 8n nut 2 9n air cleaner cover 1 part # description qty...
Page 37
Page 37 sku 97552 for technical questions, please call 1-800-444-3353. Muffler parts list & diagram part # description qty 1p muffler assembly 1 2p gasket 1 3p air valve 1 4p bolt 2 when ordering parts for this component be sure to use the correct suffix. Note: some parts are listed and shown for il...
Page 38
Page 38 sku 97552 for technical questions, please call 1-800-444-3353. Fuel tank parts list & diagram part # description qty 1r fuel tank assembly 1 2r valve 1 3r gasket 1 when ordering parts for this component be sure to use the correct suffix. Note: some parts are listed and shown for illustration...
Page 39: Carbon Canister Assembly
Page 39 sku 97552 for technical questions, please call 1-800-444-3353. Carbon canister assembly part description qty 1s shroud 1 2s mount 1 3s carbon canister 1 4s canister vent 1 5s canister vent 1 when ordering parts for this component be sure to use the correct suffix. Note: some parts are listed...
Page 40: Limited 1 Year / 90 Day
Page 40 sku 97552 for technical questions, please call 1-800-444-3353. Limited 1 year / 90 day warranty harbor freight tools co. Makes every effort to assure that its products meet high quality and durability standards, and warrants to the original purchaser that for a period of ninety days from dat...
Page 41
Page 41 sku 97552 for technical questions, please call 1-800-444-3353. Solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance. As the engine owner, you should, however, be aware that • hft may deny you warranty coverage if your engine or a part has...