Prochem Everest 408-650, LP-HP - Manual (Page 54)

52
Maintenance
Troubleshooting
Problem Cause Solution
Solution pump does
not engage
Solution pump has not been activated Turn solution pump switch to on.
Solution pump circuit breaker has been
tripped
Check the solution pump circuit breaker on the
control panel. Press the circuit breaker reset
button.
Defective electrical connection in the
console wiring or defective switch.
Examine switch, electrical connections, and
wiring. Repair any defective connections. If
there is power going to the switch but not going
out, replace the defective switch.
Defective solution pump clutch.
If there is power in the switch, but not power at
the clutch, replace the defective wire. If there is
power at the clutch, replace the defective switch.
Loose or broken solution pump belts. Tighten or replace belts.
Engine will not start
The engine does not
turn over
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.
Vacuum pump seized.
Refer to Gardner Denver Service & Repair
Manual, or dealer.
Starter turns over
engine, but will not
start
Waste tank is full. Empty the waste tank.
Defective fuel pump. Replace the fuel pump.
Out of fuel. Add fuel.
Engine is malfunctioning
Refer to ZZP416 Engine Operation and Main-
tenance Manual.
While doing normal
cleaning, the engine
stops running
Engine is out of fuel. Add fuel to the fuel tank.
Waste tank is full. Empty waste tank.
Main or engine 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.
Engine coolant temperature has
exceeded 230°F, triggering the high
temperature switch to shut the unit down. Determine the cause of the overheating before
restarting the unit. Refer to the ZZP416 Engine
Operation and Maintenance Manual.
Defective fuel pump. Replace fuel pump.
Defective float switch inside the waste
tank. Check switch for proper operation. Replace as
necessary.
Defective 230°F engine coolant high-
temperature shutdown switch.
Test switch. If necessary, replace.
Oil pressure switch on engine has shut
down, due to insufficient oil pressure.
Refer to the ZZP416 Engine Operation and
Maintenance Manual. DO NOT restart the
engine until the cause is determined and
corrected.
No ignition in the engine or engine is
malfunctioning. Refer to the ZPP416 Engine Operation and
Maintenance Manual.
86352170 EVEREST