Service And Repair; Disposal; Troubleshooting - RIDGID KJ-5000 Manual

Service And Repair

WARNING
Improper service or repair can make machine
unsafe to operate.
The "Maintenance Instructions" will take care of most of
the service needs of this machine. Any problems not ad-
dressed by this section should only be handled by an
authorized RIDGID service technician.
Tool should be taken to a RIDGID Independent Service
Center or returned to the factory.

Troubleshooting

PRoBLeM
Jetter shuts off in use.
Jetter will not adjust to
full operating pressure
at start-up.
Jetter pressure gage
oscillates from 500 to
full operating pressure.
Jetter won't start.
Pump runs extremely
rough, pressure very low
Low pressure
CAuSe
Not enough water in the tank (low water float switch
turning jetter off).
Air is trapped in system.
Jetter nozzle orifices are blocked.
Jetter nozzle orifices are blocked.
Debris or air trapped in system.
Not enough water in the tank.
Filter is clogged.
Inlet restrictions and/or air leaks inlet side of pump.
Stuck inlet or discharge valve.
Worn nozzle.
Air leak in inlet plumbing.
Pump valves stuck, worn or dirty.
Unloader valve improperly adjusted.
Filter clogged.
Worn pump packing.
Abrasives in pumped fluid.
Severe cavitation. Inadequate water supply.
KJ-5000 Water Jetting Machine
For information on your nearest RIDGID Independent
Service Center or any service or repair questions:
• Contact your local RIDGID distributor.
• Visit RIDGID.com/au/en to find your local RIDGID con-
tact point.
• Contact Ridge Tool Technical Service Department at
ridgid.australia@emerson.com or call 1800 743 443.

disposal

Parts of the water jetter contain valuable materials and can
be recycled. There are companies that specialize in recy-
cling that may be found locally. Dispose of the components
in compliance with all applicable regulations. Contact your
local waste management authority for more information.
CoRReCTIoN
Confirm water supply is ON.
Confirm water supply hose is clear and not kinked or
collapsed.
Confirm water level in tank.
Remove nozzle and insert jet hose in drain line.
Run jetter to flush trapped air or debris.
Remove nozzle. Use nozzle cleaning tool to clear
nozzle orifices: push completely through each orifice
to remove debris.
Remove nozzle. Use nozzle cleaning tool to clear
nozzle orifices: push completely through each ori-
fice to remove debris.
Remove nozzle and insert jet hose in drain line.
Run jetter to flush trapped air or debris.
See "Jetter shuts off in use" above.
Clean inlet filter.
Check hose from tank to pump for kinking;
confirm hose connections are tight.
Worn pump cups or valves. Take jetter for pump
service.
Replace nozzle (must be properly rated for the jet-
Confirm hose connections are tight. ter).
Take jetter for pump service.
Adjust Unloader Valve.
Clean filter. Check more frequently.
Take jetter for pump service.
Change water supply or add appropriate filters.
Confirm no water supply restrictions.
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