Operating instructions

MAINTENANCE
980076 08/26/03
4-16
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 in
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 Engine
Operation and Service Manual.
Engine will not start. The engine does
not turn over.
Vacuum pump is seized. Refer to Sutorbilt Service & Repair
manual.
Waste tank is full. Empty waste tank.
Engine temperature has
exceeded 285° F, triggering
the high temperature switch to
shut the unit down.
Determine the cause of overheating
before restarting the unit. See
“Excessive Heating” in the
“Troubleshooting” section of this
manual.
Defective fuel pump. Replace the fuel pump.
Loose or broken wires leading
to waste tank float switch.
Repair or replace any broken electrical
connections.
Defective float switch in the
waste tank.
Disconnect the float switch plugs and
bypass the switch. If the unit starts,
repair or replace the defective float
switch.
Oil pressure switch (located on
engine), fuel shut-off solenoid
(located on engine), high
temperature switch.
Test these components. If any are
defective, replace. Consult the Briggs
& Stratton Engine Operation and
Service Manual.
Defective 285° F high
temperature shutdown switch.
Test. If necessary, replace.
Starter turns over engine, but engine
will not start.
Engine is malfunctioning. Refer to Briggs & Stratton Engine
Operation and Service Manual.