Troubleshooting Codes - DeWalt DPD3800 Instruction Manual

(Troubleshooting codes cont.)
coDe PossIBLe cause
1 No fuel.
2 Low oil.
3 Pressure builds up after two pulls on the recoil starter or after
initial use.
4 Choke lever in the No Choke position.
5 Spark plug wire not attached.
6 Engine ON/OFF switch in OFF po si tion.
7 Choke lever in the Choke position on a hot engine or an
engine that has been exposed to thermal heat for a long
period of time.
8 Fuel valve closed.
9 Spray wand not in high pressure.
10 Low water supply.
11 Leak at high-pressure hose fitting.
12 Nozzle obstructed.
13 Water filter screen clogged.
14 Air in hose.
15 Choke lever in the Choke position.

Troubleshooting codes

PossIBLe soLutIon
Add fuel.
Add required amount of oil.
Squeeze gun trigger to relieve pressure.
Move choke to the Choke po si tion.
Attach spark plug wire.
Place engine ON/OFF switch in on position.
Move choke to the No Choke po si tion.
Move the fuel valve lever to the Open position.
See spray Wand nozzles under operation.
Water supply must be at least 5 GPM @ 20 pSI (138 kPa).
Repair leak. Apply sealant tape if necessary.
See nozzle cleaning under Maintenance.
Remove and clean filter.
Turn off the engine, then the water source. Disconnect the
water source from the pump inlet and turn the water source
on to remove all air from the hose. When there is a steady
stream of water present, turn water source off. Recon nect
water source to pump inlet and turn on wa ter source.
Squeeze trigger to remove remaining air.
Move choke to the No Choke po si tion.
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