Delta DTT2450 Maintenance, Engine, Pump, Nozzle Cleaning, How To Clean The Water Inlet Filter

MAINTENANCE

When performing maintenance, you may be exposed to hot surfaces,

water pressure, or moving parts that can cause serious injury or death!

Before performing any maintenance or repair, disconnect spark plug wire, let engine cool and release all water pressure. The engine contains flammable fuel. DO NOT smoke or work near open flames while performing maintenance.

To ensure efficient operation and longer life of your pressure washer, a routine maintenance schedule should be prepared and followed. If the pressure washer is used in unusual conditions, such as high-temperatures or dusty conditions, more frequent maintenance checks will be required.

ENGINE

Consult the Engine Owners Manual for the manufacturer's recommendations for any and all maintenance.

PUMP

The pump on this unit is maintenance free and requires no oil, if there is a problem with the pump contact an Authorized Service Center.

NOZZLE CLEANING

If the nozzle becomes clogged with foreign matter, such as dirt, excessive pressure may develop. If the nozzle becomes partially clogged or restricted, the pump pressure will pulsate. Clean the nozzle immediately using the nozzle kit supplied and the following instructions:

1.Shut off the pressure washer and turn off the water supply.

2.Disconnect spark plug wire to insure the unit will not start while performing maintenance.

3.Pull trigger on gun handle to relieve any water pressure.

4.Disconnect the wand from the gun.

5.Remove the nozzle from the end of the wand with the 2mm Allen wrench provided as shown.

6.Clean the nozzle using the nozzle cleaner provided or a straightened paper clip. Insert into the nozzle end and work back and forth until obstruction is removed.

7.Direct water supply into nozzle end to backflush loosened particles for 30 seconds.

8.Reconnect spark plug wire

9.Reassemble the nozzle to the wand. Tighten securely to prevent leaks.

10.Reconnect wand to gun and turn on water supply.

11.Start pressure washer and place wand into high pressure setting to test.

HOW TO CLEAN THE WATER INLET FILTER

This screen filter should be checked periodically and cleaned if necessary.

1.Remove filter by grasping end and removing it from water inlet of pump as shown.

2.Clean filter by flushing it with water on both sides.

3.Re-insert filter into water inlet of pump. NOTE: Cone side faces out.

Filter Screen

NOTE: Do not operate pressure washer without filter properly installed.

11- ENG A04032