Jefferson JEFWASPET065HP/A, User Manual

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USER MANUAL v2.1
JEFWASPET065HP-A
6.5HP Petrol Pressure Washer
www.jeffersontools.com
MAINTENANCE
To ensure efficient operation and longer life of your pressure washer a routine maintenance schedule should be prepared and followed. If the
equipment is used in unusual conditions such as high-temperature or dusty conditions more frequent maintenance checks will be required.
WARNING:
Before performing any maintenance be aware that the equipment should be completely shutdown, depressurised and
allowed to cool down. This will ensure that no injuries can be sustained by moving parts, water pressure or hot surfaces.
Engine contains flammable fuel do not smoke near or work near naked flames while maintaining this equipment.
Please note: All repairs should be carried out by Jefferson approved engineers. All replacement parts should be supplied
or recommended by Jefferson. Any unapproved repairs or modifications will invalidate the warranty.
Engine:
Check the engine regularly, replace oil, clean spark plugs and maintain parts as required.
Pump Oil:
Change the pump oil regularly. Change the pump oil after the first 50 hours of work and
successively every 100 hours. In either case ensure that the oil is changed at least once a year.
Oil Type: SAE 15W-40
Spray Gun:
If the nozzle becomes clogged with dirt and debris excessive pressure can build up. If the
nozzle becomes partially clogged or restricted the pump pressure will fluctuate and can
become harmful and dangerous.
Clean the nozzle immediately and follow these instructions:
1.
Shut-off the engine and turn off / disconnect the water supply.
2. Pull the trigger on the gun to relieve any water pressure.
3.
Disconnect the lance from the gun.
4. Remove the nozzle from the lance - remove any obstructions with the nozzle cleaning
tool provided and back flush with clean water.
5.
Direct the water supply into the spray wand end to back flush loosened particles for 30
seconds.
6.
Reassemble the nozzle onto the lance.
7. Reconnect the lance to the gun and turn on the water supply.
8. Start the washer pump and place the lance into the high pressure setting to test.
Cleaning The Water Filter:
The water filter should be checked regularly and cleaned if necessary:
1.
Remove the filter by grasping the end and removing it from the water inlet on the pump.
2. Clean the filter by flushing it with water on both sides.
3.
Re-insert the filter in the water inlet on the pump.
Cleaning the Fuel Tank Filter:
The fuel tank filter should be removed and cleaned after every 150 hours of running or every 3 months using an environmentally-friendly water-
based de-greasing agent. Refit when clean.