W&W 1500 User manual
①Main power switch
⑥Window locking knob
⑦Rubber glove
⑧Drain tank
⑨Leveler
⑩Foot switch for pump
DEVESTING MACHINE
INSTRUCTION
#1500 & #1501
24HR SERVICE
QR CODE
ONLINE SHOP
QR CODE
②Window holder ③Window nozzle
④Nozzle height control knob
⑤High pressure nozzle
(pressure adjustment)
Power Source
Amperage
Motor
Maximum water pressure
Water absorption
Shipping Wt.
15 A
#1500 #1501
240V/60Hz 240V/50Hz
24⅜"(W) × 28⅜"(D) × 59"(H)
(620 × 720 × 1500 mm)
23⅜"(W) × 13½"(D) × 12 ⅝"(H)
(595 × 345 × 320 mm)
3 HP
1700 psi
10 L/min
200 kg
20 Rear drain valve
19 Bottom drain valve
11 High pressure tube for pump
12 High pressure tube for
window nozzle
15 Water pump
14 Inlet valve
13 Water filter
《Water filter wrench》
《Water pump》
16 Oil cap
17 Oil gauge
18 Oil drain plug
Water filter
《Water filter》
PARTS NAME
SPECIFICATION ACCESSORIES
Use wrench to loosen the filter
case counter clockwise
Overall dimensions
Interior dimensions
Operation instruction：
1Open the water inlet valve 14 and switch on the power switch ①.
Step on the foot switch ⑩until water can spray out of the nozzle smoothly.
(Air remains in water pump/tube may affect the water at first beginning.)
Before power off, please step on the foot switch ⑩to release the pressure in the pump.
2
3
Maintenance：
1Change oil：
a. For the first 30 hrs used.
b. Every 50 hrs or 3 months used after first change. Check oil level and color before each use.
c. Use SAE#30 pump oil.
When pressure is low or water cannot spray out, please check the water filter 13 .
If filter is clogged, change a new one. (If not, call our distributor.)
To change the pump oil：
1. Disassembling the back cover.
2. Put a container underneath and open the drain plug.
3. After oil draining screw back the drain plug and open the filling cap.
4. Fill the pump with pump oil to the center position at the oil sight glass, then plug the cap.
2
3
Important：
Use clean tap water.
The wire for power source cannot longer than 10 meters.
Change pump oil as the instruction.
Ensure to switch off the water valve after used.
Assembling instruction：
1Adjust 4 leveler ⑨for machine leveling.
Assure 2 drain valve 19 beneath the drain tank are closed. Hook the power to 240VAC,
single phase with ground (white color).
Plug in the drain hose to the drain valve 20 of the tank ⑧. Plug in the water supply hose to the inlet 14 of the machine.
Verify the switch of water pump 16 is on.
※Make sure the electricity is grounded to protect the safety of end user.
2
3
4
Troubleshooting：
Problem Possible cause Remedy
Water can not spray out.
Low pressure.
Window spray nozzle
no function.
．Wall breaker is off.
．Main switch ① is off.
．Valve 14 for water inlet is off.
．Water faucet is closed.
．Air in the pump.
．Solenoid valve ⑩ problem.
．Filter 13 is block in.
．Water hose is loose.
．Faulty water pump.
．Low water flow.
．Faucet is not full open.
．Valve 14 is not full open.
．Filter 13 is block in.
．Pump oil too low or dirty.
．Leaking connecting.
．Nozzle ③ stuck by dirt.
．Rescrew the lock plate.
．Replace the seal sponge.
．Clean the nozzle.
Window hard to open
(noisy).
Water coming out from
the edge of Window.
．Turn on the wall breaker.
．Turn on the main switch.
．Turn on the valve.
．Full open the faucet.
．Step on the foot switch few times to release
the air inside the pump until the water spray
out fluently.
．Call for maintenance or replace a new solenoid.
．Replace a new filter.
．Retie the clamp.
．Replace a new pump.
．Full open the faucet and valve to
increase water flow.
．Full open the faucet and valve to
increase water flow.
．Full open the faucet and valve to
increase water flow.
．Replace a new filter.
．Change the pump oil.
．Reconnect the hose clamp or change the new hose.
．Hinge block by investment.
．Lock plate is loose.
．Seal sponge is broken.
．Clean the hinge.
This manual suits for next models
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