Table of Contents
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OPERATOR'S MANUAL
EHW4-2000C
For technical assistance or the Landa Dealer nearest you, consult our web page at
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8.941-114.0
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Table of Contents
Troubleshooting
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Summary of Contents for Landa EHW4-2000C
- Page 1 S VE IR E L’ EX “O D’ O PE N ” TI EM T IM TI O E’ TA -0 72 For technical assistance or the Landa Dealer nearest you, consult our web page at www.landa.com or call 360-833-1600 8.941-114.0...
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Page 2: Table Of Contents
The model and serial numbers will be found on a decal attached to the pressure washer. You should record both serial number and date of purchase and keep in a safe place for future reference. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 3: Introduction & Important Safety Information
6. To protect the operator from information available at the time of printing. electrical shock, the machine must be electrically ground- Landa, Inc. reserves the right to make changes at any KEEP WATER SPRAY ed. It is the responsibility of time without incurring any obligation. -
Page 4: Pre-Operation Check
19. The best insurance against an accident is pre- caution and knowledge of the machine. 20. Landa will not be liable for any changes made to our standard machines, or any components not purchased from Landa. 21. To reduce the risk of injury, close supervision is necessary when a machine is used near children. -
Page 5: Component Identification
Warm water will discharge from pump Heat Exchanger — Has a stainless steel coil protector onto floor. This system prevents internal suspended into an 80 gallon water tank that is heated pump damage. to 200° by heating elements. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 6: Assembly Instructions
200°F is reached. Water will come out of heater fill spout due to heat expansion. However, this will stop after temperature is reached. Leave main power on to the machine to ensure hot water on pump start up. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 7: Assembly Instructions
WARNING: These machines are safety latch on the spray gun designed for indoor use. Machine trigger. must be stored indoors when not in use. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 8: Operating Instructions
N O T E : W h e n r e m o v i n g o r replacing hoses, wand and nozzles, move switch to OFF position, open spray gun to release pressure before removing discharge hose. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 9: Detergents & General Cleaning Techniques
It will take a few seconds for the detergent to clear. Apply safety latch to spray gun. Turn variable pres- sure control handle to high pressure. NOTE: You can also stop detergent from flowing by simply removing detergent siphon tube from bottle. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 10: Shutdown Procedures
2. Restart pressure washer and let it run briefly (about 5 seconds) until water no longer discharges from the high pressure outlet. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 11: Preventative Maintenance & Oil Change Record
Attention to regular preventative maintenance procedures will assist in preserving the performance of your equipment. Contact your Landa, dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer. -
Page 12: Maintenance
Change oil in pump crankcase. Note the condition of the oil when drained. If found to be creamy, water seals in pump may have to be removed and replaced. 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 13: Troubleshooting
Change oil. Direct spray away from Water sprayed at machine WATER IN machine. PUMP OIL High humidity in air Check and change oil twice as often. Piston packing worn Oil seal worn Check and replace if necessary. 8.941-114.0 • LANDA EHW • Rev. 08/12... - Page 14 WATER PRESURE Faulty pressure unloader Bypass pressure unloader by wiring spray gun open. If good PSI, turn machine off and replace regulator. DO NOT RELEASE SPRAY GUN WHILE BY PASSING UNLOADER. 8.941-114.0 • LANDA EHW • Rev. 08/12...
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Page 15: Troubleshooting
Tip worn- the GPM may be greater Replace tip. than expected with a worn tip Bad gauge - the pressure may Replace gauge. be higher than the gauge shows 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 16: Exploded View, Left Side
EXPLODED VIEW - LEFT SIDE For Detail See Electrical Box, Page 19 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 17: Exploded View, Right Side
(i.e er cor du cts du cts . pa e be thin l ha ne r,ga an ed ,oil un it an d l da To Coil in Lower Cabinet 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 18: Exploded View Parts List
9.802-760.0 Screw, 1/4" x 1/2", BH SOL C/S SS 9.802-812.0 Washer, 7/16" x 2-1/2", Zinc 9.802-039.0 Elbow, 1/2" JIC x 3/8" MPT 8.904-874.0 Pump, LT5030R 8.718-682.0 Bolt, 3/8" x 3-1/2", Tap, SS 9.803-136.0 Retainer, Pump Take UP 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 19: Electrical Box, Exploded View And Parts List
9.802-759.0 Screw, 10/32 x 1/2 BH SOC IDEC 9.802-526.0 Locknut, 3/4" 9.802-762.0 Screw, 10/32" x 1-1/4" RH SC BLK (Auto Start/Stop Option) 9.802-515.0 Strain Relief, 1/2" St. Med 9.802-424.0 Cord, Service, SEO 16/4 38" 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 20: Cabinet Exploded View
CABINET EXPLODED VIEW - LEFT SIDE Pressure Washer 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 21: Cabinet Exploded View
CABINET EXPLODED VIEW - RIGHT SIDE Coil Assembly 8.918-685.0 89411140-1 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 22: Cabinet Parts List
9.802-770.0 Screw, 1/4" x 1", BH SOC 8.716-883.0 Transformer, 208/230/460V- 24/115V, .050KVA 9.808-773.0 Nut, 1/4" ESNA, NC 8.712-179.0 Switch TH HI 84°C NC 9.802-065.0 Grommet, 1-5/16" Rubber 1/2 x 1/2 SP 9.802-710.0 Bolt 5/16" x 1" 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 23: Hose And Spray Gun Assembly
Nozzle 9.802-166.0 Coupler, 3/8" Female 8.710-722.0 Wand Only, SS, VP, AR 9.802-100.0 Quick Coupler, O-Ring, (AL 344) Large 83-SSVPKIT Kit, Repair, Not Shown AR SS, Seat 9.802-286.0 Nozzle Only, 1/8", Brass, Soap 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 24: Hand Held Wireless: Exploded View, Parts List And Instructions
HANDHELD WIRELESS EXPLODED VIEW 10, 21 I n l t e r a t e t l e 8.941-114.0 • LANDA EHW • Rev. 08/12... - Page 25 8.930-167.0 Label, Chemical, Wireless 9.802-514.0 Strain Relief, Small 9.802-698.0 Screw, 10/32 x 1/2 Slot Pan 9.802-251.0 Tube, 1/4" x 1/2" Clear Vinyl 20 ft 8.904-203.0 Injector 9.802-042.0 Elbow, 1/2" JIC x 3/8 FPT Not Shown 8.941-114.0 • LANDA EHW • Rev. 08/12...
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Page 26: Handheld Wireless Operating Instructions
1 flow. Chemical 2: To start chemical 2 flow, press transmitter button 4. The green indicator light will illuminate when chemical 2 is in use. Press button 4 again to stop chemical 2 flow. 8.941-114.0 • LANDA EHW • Rev. 08/12... - Page 27 3. Press and hold the Select button for 6-8 seconds so the yellow LED is on solid. (#7 Yellow LED lights) NOTE: This step is only completed when establishing the first transmitter communication. The receiver is now programmed to the desired transmitter. 8.941-114.0 • LANDA EHW • Rev. 08/12...
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Page 28: Downstream Injector Assembly
DOWNSTREAM INJECTOR ASSEMBLY PARTS LIST ITEM PART NO. DESCRIPTION 9.802-216.0 Injector, Det, Non Adjust, 3-5 GPM, 0.83 6.390-126.0 Clamp, Hose, .46-, .54 ST 9.802-251.0 Tube, 1/4" x 1/2", Clear Vinyl 6 ft. 8.707-057.0 Strainer, 1/4", Hose Barb 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 29: Pump Assembly
9.802-261.0 Hose, 3/4" Push-on 19" 9.803-670.0 Pump Protector, 1/2" 190° 8.706-888.0 Elbow, 3/4" JIC x 1/2", 90° 9.802-131.0 Elbow, 1/2" JIC x 1/2" 90° 9.802-254.0 Hose, 1/4" Push-on 19.5 in 8.904-874.0 Pump, LT5030R 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 30: Lt.1 Series Pump Exploded View And Parts List
O-Ring Ø2.62 x 17.13 9.803-177.0 Shim See Kit Valve Assembly 9.803-181.0 Bearing Housing See Kit O-Ring Ø2.62 x 20.29 See Kit Plunger Bolt 9.802-928.0 Valve Plug See Kit Copper Spacer 9.802-943.0 Manifold Stud Bolt 8.941-114.0 • LANDA EHW • Rev. 08/12... - Page 31 NUMBER OF CYLINDERS KIT WILL SERVICE REPAIR KIT 9.802-603.0 9.802-606.0 NUMBER Complete Valve Plunger Oil Seals KIT DESCRIPTION (all pumps) (all pumps) ITEM NUMBERS 14, 15, 16 INCLUDED NUMBER OF CYLINDERS KIT WILL SERVICE 8.941-114.0 • LANDA EHW • Rev. 08/12...
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Page 32: Specifications
Part # Bushing Part # Size PH/Hertz Pulley Part # EHW4-20024C LT5030.1 8.904-874.0 2AK84H 9.802-375.0 25MM 9.802-403.0 460V/3PH/60 8.751-004.0 2AK46H 8.715-547.0 EHW4-30024C LT5030.1 8.904-874.0 2BK90H 8.715-593.0 25MM 9.802-403.0 7.5HP 460V/3PH/60 8.751-014.0 2BK36H 9.802-383.0 8.941-114.0 • LANDA EHW • Rev. 08/12... -
Page 33: Specifications
Part # 4-2C HX1-1/8" 9.802-400.0 AX34(2) 9.802-407.0 8.724-268.0 8.724-312.0 9.802-551.0 1/2 Amp (2) 9.802-462.0 1/2 AMP (1) 9.802-463.0 4-3C HX1-3/8" 9.802-401.0 BX36(2) 8.715-697.0 8.724-268.0 8.724-312.0 9.802-551.0 1/2 Amp (2) 9.802-462.0 1/2 AMP (1) 9.802-463.0 8.941-114.0 • LANDA EHW • Rev. 08/12... - Page 35 Authorized LANDA Dealer of the defect. Your Authorized LANDA Dealer will file a claim with Landa, who must subsequently verify the defect. In most cases, the part must be returned to LANDA freight prepaid with the claim. For warranty service on components warranted by other manufacturer’s, your Authorized LANDA Dealer can help you obtain warranty service through these manufacturers’...
- Page 36 Form #8.941-114.0 • Revised 08/12 • Printed in U.S.A.
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