Troubleshooting - RIDGID KJ-3000 Operator's Manual

KJ-3000 Water Jetter Machine

Troubleshooting

PROBLEM
Jetter runs but produces
little or no pressure.
Jetter will not adjust to
full 3000 PSI operating
pressure at start-up.
Jetter pressure gage
oscillates from 500 to
3000 PSI.
12
CAUSE
Inadequate water supply.
Air is trapped in system.
Jetter nozzle thrusters are blocked.
Jetter nozzle thrusters are blocked.
Debris or air trapped in system.
Make certain water supply faucet is ON.
Make certain jetter's water supply inlet valve is ON.
Make certain water supply hose is clear and not
kinked or collapsed.
Remove nozzle from jet hose and run jetter to flush
air/debris from system.
Remove nozzle and clean thruster orifices with noz-
zle cleaning tool.
Remove nozzle. Use nozzle cleaning tool to clear
nozzle orifices: select proper wire size and push
completely through each thruster orifice to remove
debris.
Remove nozzle and insert jet hose in drain line.
Run jetter to flush trapped air or debris.
Ridge Tool Company
CORRECTION