MAINTENANCE
BLAZER 980073 09/16/02
4-17
PROBLEM CAUSE SOLUTION
Main circuit breaker on the control
panel has been tripped.
After inspecting the unit to determine the
cause of the tripped circuit breaker, press
the reset button.
Loose or corroded battery.
Clean, tighten, or replace the battery
terminals.
Dead battery. Recharge or replace battery.
Defective ignition switch.
Test ignition switch for power going into the
switch. If there is power going in but NO
power going out, replace the switch.
Defective starter motor.
Test the starter motor. If necessary
replace.
Engine problem.
Refer to the Briggs & Stratton Vanguard
Service and Repair Instructions.
Engine will not start
The engine does not turn over
Vacuum pump seized (rusty). Refer to Sutorbilt Service & Repair Manual.
Waste tank is full Empty waste tank.
Main circuit breaker on the control
panel has been tripped.
After inspecting the unit ot determine the
cause of the tripped circuit breaker, press
the rest button.
Engine coolant temperture has
exceeded 275°F, triggering the high
temperature switch to shut the unit
down.
Determine the cause of the overheating
before restarting the unit. See “Excessive
Heating” in the Troubleshooting section of
this manual.
Defective fuel pump Replace fuel pump.
Defective float switch inside the
waste tank.
Disconnect the float switch plugs and
bypass the float switch. If the unit starts,
repair or replace the defective float switch.
Defective 275°F engine coolant
high-temperature shutdown switch.
Test switch. If necessary, replace.
Engine stops running
While doing normal cleaning,
the engine stops running
No ignition in the engine or engine
is malfunctioning.
Refer to the Nissan Engine Operation and
Maintenance Manual.
Strainer or orifice is bypass manifold
is closed position.
Clean strainer screen and orifice. replace,
if needed.
Plugged outlet Y-strainer filter
Remove and clean strainer. Replace, if
necessary.
Jets too small in extracton tool. Install proper size tips or clean, if clogged.
Quick-connect couplers are worn
out or damaged and are not
allowing water to pass readily.
Inspect couplers and replace, if necessary.
Excessive heating
Flow restriction caused by hard
water scaling.
Descale unit, repair or replace damaged
plumbing components as necessary.
Install water softener.
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