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  2. Landa
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  4. EHW4-2000C
  5. Operator's Manual

Landa EHW4-2000C Operator's Manual

Summary of EHW4-2000C

  • Page 1

    8.941-114.0 operator’s manual for technical assistance or the landa dealer nearest you, consult our web page at www.Landa.Com or call 360-833-1600 ehw4-2000c  ehw4-3000c ehw co ld w ate r inle t ho t w ate r ou tlet ® eh w 4-2000 ca uti on nev er u se: • bl eac h, c hlo rine pro duc ts a nd oth er ...

  • Page 2: Contents

    Contents 2 8.941-114.0 • landa ehw • rev. 08/12 model number ______________________________ serial number ______________________________ date of purchase ___________________________ the model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial n...

  • Page 3: Important Safety

    8.941-114.0 • landa ehw • rev. 08/12 3 pressure w asher opera tor’s manu al thank you for purchasing a landa pressure washer. This manual covers the operation and maintenance of the ehw4-20024c and ehw4-30024c washers. All information in this manual is based on the latest product information availab...

  • Page 4: Pre-Operation Check

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 4 warning: high pressure spray can cause paint chips or other particles to become airborne and fly at high speeds. 11. Eye, hand and foot safety devices must be worn when using this equipment. 12. Machines with spray guns shou...

  • Page 5: Component Identification

    8.941-114.0 • landa ehw • rev. 08/12 5 pressure w asher opera tor’s manu al tim er — 7 d ay con tro lad or d e tie mpo de s iete die as min ute rie d e 7 j our s pow er cor rien te cou ran t hea ter cale nta dor cha uff e-e au pul l o ut p ins t o s et d esir ed “ on” tim es ext raig a la s c lav ij...

  • Page 6: Assembly Instructions

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 6 wa rning: ta nk fil l el bo w do no t p lu g ve nt ho le pa rt n o gr ou nd l2 l3 l1 l2 l3 l1 assembly instructions step 1: place machine in a con- venient location providing ample support, drainage and room for maintenance....

  • Page 7: Assembly Instructions

    8.941-114.0 • landa ehw • rev. 08/12 7 pressure w asher opera tor’s manu al step 6: pull the spring-loaded col- lar of the wand coupler collar back to insert your choice of pressure nozzle. Caution: never replace nozzles without engaging the safety latch on the spray gun trigger. Assembly instructio...

  • Page 8: Operating Instructions

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 8 ca uti on nev er u se: • bl eac h, c hlo rine pro duc ts a nd oth er c orro sive che mic als • li qui ds con tain ing solv ent s (i .E. Pain t th inn er,g aso line ,oil) • tr i-so diu m p hos pha te p rod ucts • am mo nia pr...

  • Page 9: Thermal Pump Protection

    8.941-114.0 • landa ehw • rev. 08/12 9 pressure w asher opera tor’s manu al warning: some detergents may be harmful if inhaled or ingested, causing severe nau- sea, fainting or poisoning. The harmful elements may cause property damage or severe injury. Step 1: use detergent designed specifically for...

  • Page 10: Shutdown Procedures

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 10 ® ca utio n nev er u se: • bl eac h, c hlo rine pro duc ts a nd oth er c orro sive ch em ical s • li qui ds con tain ing so lven ts ( i.E. Pa int thin ner ,ga soli ne, oil) • tr i-so diu m p hos pha te p rod uct s • am mo n...

  • Page 11: Preventative Maintenance

    8.941-114.0 • landa ehw • rev. 08/12 11 pressure w asher opera tor’s manu al 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. Attentio...

  • Page 12: Maintenance

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 12 maintenance daily: to ensure a problem free system, simple visual checks can be performed. Check for leaks in inlet supply, pumping system, pump to heater hose, heater, spray gun(s) and high pressure hose. Check for normal ...

  • Page 13: Troubleshooting

    8.941-114.0 • landa ehw • rev. 08/12 13 pressure w asher tr oub leshooting guide troubleshooting problem possible cause solution low operating pressure faulty pressure gauge install new gauge. Insufficient water supply use larger garden hose; clean filter washer at water inlet. Old, worn or incorrec...

  • Page 14: Troubleshooting

    8.941-114.0 • landa ehw • rev. 08/12 pressure w asher tr oub leshooting guide 14 troubleshooting problem possible cause solution oil squirts out of oil cap on pump pump overfilled with oil maintain oil level at red dot on sight glass at rear of pump or at top of notch on dipstick (where applicable)....

  • Page 15: Troubleshooting

    8.941-114.0 • landa ehw • rev. 08/12 15 pressure w asher tr oub leshooting guide troubleshooting problem possible cause solution water escaping from fill pipe on heat exchanger cold water added to heat exchanger will stop once at operating temperature. Ruptured coil or leaking check, repair or repla...

  • Page 16: Exploded View - Left Side

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 16 30 34 31 15 15 exploded view - left side 14 13 9 18 15 16 17 39 29 41 37 40 38 14 32 for detail see electrical box, page 19.

  • Page 17: Exploded View - Right Side

    8.941-114.0 • landa ehw • rev. 08/12 17 pressure w asher opera tor’s manu al ® cold wate r inle t cold wate r outle t on pre nde r off i o apa gar cau tion neve r use: • blea ch, ch lorine prod ucts a nd oth er co rrosiv e che mica ls • liqu ids co ntain ing so lvents (i.E. P aint th inner, gaso lin...

  • Page 18: Exploded View Parts List

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 18 exploded view parts list item part no. Description qty 1 8.712-361.0 nozzle, 0006, red (4-2000) 1 8.712-362.0 nozzle, 1506, yellow (4-2000) 1 8.712-363.0 nozzle, 2506, green (4-2000) 1 8.712-364.0 nozzle, 4006, white (4-200...

  • Page 19

    8.941-114.0 • landa ehw • rev. 08/12 19 pressure w asher opera tor’s manu al ground 89411140-3 electrical box exploded view item part no. Description qty 1 contactor, see specifications pages 1 2 overload, see specifications pages 1 3 9.802-695.0 nut, 10/32" keps 6 (auto start/stop option) 1 4 9.802...

  • Page 20

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 20 . Wa rnin g: tan k fil l elb ow do no t pl ug ven t h ole part no cabinet exploded view - left side 1 2 6 5 4 7 9 8 3 10 11 13 12 17 16 15 14 42 43 44 45 46 47 24 to pressure washer 43 43 58 65 66.

  • Page 21

    8.941-114.0 • landa ehw • rev. 08/12 21 pressure w asher opera tor’s manu al l1 l2 l3 89411140-1 32 31 30 cabinet exploded view - right side 18 26 27 25 24 29 28 19 20 21 22 23 56 33 34 35 38 36 37 41 40 39 48 49 50 51 53 52 54 55 43 59 47 53 56 64 57 48 23 61 60 62 63 53 61 52 43 25 71 68 67 70 69 ...

  • Page 22: Cabinet Parts List

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 22 item part no. Description qty 1 9.802-039.0 elbow, 1/2" jic x 3/8" mpt 1 2 8.913-216.0 lid, top cover 1 3 8.913-218.0 outer wrap, fill side 1 4 8.913-219.0 outer wrap, power side 1 5 8.940-048.0 label, heating unit power 1 ...

  • Page 23

    8.941-114.0 • landa ehw • rev. 08/12 23 pressure w asher opera tor’s manu al 5 item part no. Description qty 1 9.802-165.0 coupler, 1/4" male 1 9.802-096.0 quick coupler, o-ring, small 1 2 8.711-293.0 wand, vp zinc 1/4" (al 344) w/cplr, w/soap nozzle 1 8.710-722.0 wand only, ss, vp, ar (al 344) 1 83...

  • Page 24

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 24 cold wate r inlet hot wate r ou tlet on pren der of f i o apa gar handheld wireless exploded view 1 2 3 4 5 6 8 9 10, 21 11 12 13 14 15 16 17 18 19 20 22 23 24 25 26 27 28 29 30 7 11 31 32 18 8 33 33 34 33 34 35.

  • Page 25

    8.941-114.0 • landa ehw • rev. 08/12 25 pressure w asher opera tor’s manu al handheld wireless parts list item part no. Description qty 1 8.707-057.0 strainer, plastic 1/4" hose barb 2 2 6.390-126.0 clamp, hose, .46-, .54 st 6 3 8.706-538.0 grommet, 1.375 od x .75 id x 3/8" 3 4 8.706-777.0 nipple, 1...

  • Page 26

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 26 handheld wireless operating instructions for wireless remote control operation step 1: push the control panel pump switch to the "on" position (first click). With the switch in this position the wireless remote is ready for...

  • Page 27

    8.941-114.0 • landa ehw • rev. 08/12 27 pressure w asher opera tor’s manu al handheld wireless operating instructions transmitter/receiver communication set-up at factory programming communication between the receiver and transmitter requires the removal of the receiver en- closure lid. The receiver...

  • Page 28

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 28 downstream injector assembly exploded view item part no. Description qty 1 9.802-216.0 injector, det, non adjust, 3-5 gpm, 0.83 1 2 6.390-126.0 clamp, hose, .46-, .54 st 2 3 9.802-251.0 tube, 1/4" x 1/2", clear vinyl 6 ft. ...

  • Page 29: Pump Assembly - Parts List

    8.941-114.0 • landa ehw • rev. 08/12 29 pressure w asher opera tor’s manu al 89411140-2 pump assembly - exploded view pump assembly - parts list item part no. Description qty 7 9.802-048.0 swivel, 1/2" jic fem, 3/8" male 1 8 9.802-039.0 elbow, 1/2" jic, 3/8", 90° 2 9 8.706-207.0 elbow, 3/8" street 1...

  • Page 30

    8.941-114.0 • landa ehw • rev. 08/12 opera tor’s manu al pressure w asher 30 torque specs item # ft.-lbs. 17 75 18 45 27 18 37 10 48 30 53 7.6 lt.1 series pump exploded view lt.1 series pump exploded view parts list 8.904-869.0 lt4035.1 right 8.904-870.0 lt4035.1 left 8.904-871.0 lt4040.1 right 8.90...

  • Page 31

    8.941-114.0 • landa ehw • rev. 08/12 31 pressure w asher opera tor’s manu al lt.1 series pump parts list (cont) item part no. Description qty 39* see kit o-ring Ø1.78 x10.82 3 40* see kit teflon ring 3 41* see kit plunger 3 42* see kit copper spacer 3 43 9.803-143.0 plunger rod 3 44 9.803-157.0 conn...

  • Page 32: Specifications

    8.941-114.0 • landa ehw • rev. 08/12 pressure w asher specifications 32 machine model model part # pulley pulley part # bushing bushing part # size voltage/ ph/hertz part # pulley pulley part # model no. Bushing bushing part # belt size/qty part # contactor overload stepdown transformer primary fuse...

  • Page 33: Specifications

    8.941-114.0 • landa ehw • rev. 08/12 33 pressure w asher specifications machine model model part # pulley pulley part # bushing bushing part # size voltage/ ph/hertz part # pulley pulley part # model no. Bushing bushing part # belt size/qty part # contactor overload stepdown transformer primary fuse...

  • Page 35

    8.941-114.0 • landa ehw • rev. 08/12 pressure w asher w arranty landa limited new product warranty pressure washers what this warranty covers all landa pressure washers are warranted by landa to the original purchaser to be free from defects in materials and workmanship under normal use, for the per...

  • Page 36

    Form #8.941-114.0 • revised 08/12 • printed in u.S.A..