DeWalt N0003431 - Manual (Page 13)

13
English
4. Verify the filter screen (U) is in water inlet of pump.
U
The cone side faces out.
5. Connect the cold water source (V) to pump inlet.
note: Water source must provide a minimum of
5 gallons per minute at 20 PSI (138 kPa).
WARNING: To reduce the possibility of contami-
nation always protect against backflow when con-
nected to a potable water system.
6. Connect high-pressure hose (P) to pump
V
P outlet.
7. If applying a chemical or cleaning solution,
refer to Chemicals and Cleaning solvents.
8. Turn the water source on.
CAUTION: Risk of property damage. Failure to
do so could cause damage to the pump.
9. Remove all air from the pump and high pressure hose by depress-
ing trigger until a steady stream of water is present.
10. Turn the engine ON/OFF switch (H) to the ON position.
11. Place the fuel valve lever (M) in the ON postion.
12. If the engine is cold, move the choke (K) to the CLOSED position
as shown.
M
H
K
13. WARNING: Risk of unsafe operation. Pull starter grip slowly
until resistance is felt. Then pull starter grip (I) rapidly to avoid
kickback and prevent hand or arm injury.
note: Do not allow the starter grip to snap back. Return it gently
by hand.
WARNING: Risk of unsafe operation. If engine does not start
after two pulls, squeeze trigger of gun to relieve pump pressure. Pull
starter cord slowly until resistance is felt. Then pull cord rapidly to
avoid kickback and prevent hand or arm injury.
note: If the oil level in the engine is low, the engine will not start.
If the engine does not start, check the oil level and add oil as
needed.
14. As the engine warms up, move the choke to
the OPEN position.
15. Depress trigger on gun to start water flow.
WARNING: Risk of unsafe operation. Stand
on a stable surface and grip gun/wand firmly with
both hands. Expect the gun to kickback when
triggered.
16. Release trigger to stop water flow.
DANGER: Risk of injury from spray. Engage the
X
trigger lock (X) when gun is not in use to prevent
accidental spraying.
17. Adjust spray for the task being performed
by changing quick connect nozzle. Refer to
spray Wand nozzles.
Shutting Down
1. If chemicals were applied, place the chemical hose into a
container of clean water and draw clean water through chemical
injection system to rinse system thoroughly.
CAUTION: Risk of property damage Failure to do so could cause
damage to the pump.
2. Place the engine ON/OFF switch (H) to the OFF Position.