Troubleshooting - Ninja NWCU1312N Operating Instructions Manual

1200 psi
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Maintenance

Troubleshooting

PROBLEM
Loss of Power
Electrical shock
Vac motor speed
varies or doesn't run
Loss of vacuum
Solution Pump runs no
solution
Solution Pump runs,
loss of pressure
Solution Pump will not
run
16
CAUSE
Unit not plugged in
Dead electrical circuit
Faulty power cord
Receptacle not grounded
Internal wiring problem
Vacuum circuit breaker tripped
Faulty vacuum motor
Faulty switch
Loose vacuum dome
Crack in dome of poor joint
Lint or dirt clogging vacuum screen
Loose cuffs on vacuum hose
Vac motor seals leaking
Floor tool vac chamber clogged
Vacuum hose damaged
Recovery tank full / Float ball stuck in
the up position
Pump inlet screen plugged
Pump not primed
Internal or external solution line
damaged and leaking
Internal pump components wearing out Replace, see pump kit components
Check valves in pump head for particles
or cuts in seals
Faulty switch
Loose wiring
86327530 NINJA WARRIOR 1200 PSI
SOLUTION
Connect unit to 3 prong grounded outlet.
Check building circuit breaker or fuse box.
Replace
Contact an electrician to check building's wiring
Have a trained service technician check
machine's wiring
Reset Breaker
Replace
Replace
Center and seal dome over tank
Replace or repair using acrylic plastic cement
only
With power off clean screen
Tighten cuffs turning counterclockwise
Replace
Wash out with hose. Pick lint out with a wire
Replace
Turn off power, drain recovery tank.
Clean inlet screen
Prime pump with priming hose
Replace
Take piston from BPR and lubricate with Super-
lube. If problem still exists change BPR kit
Replace
Repair or replace

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Century 400 warrior

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