30
WFS 1545 Operations Manual
TROUBLESHOOTING
PROBLEM
POTENTIAL CAUSE
Pumps and Chiller will not operate
E-Stop Button in depressed detent
Reset Push Button not depressed
Leak Sensing Strip is wet
Facility Power is off
Circuit Breaker is off
Chiller will not start
Chiller Circuit Breaker is off
Chiller Freon is low
Chiller cycles rapidly
Hysteresis setting on RANCO controller too small.
Water Temperature varies significantly
Hysteresis setting on RANCO controller is too
large
A particular pump will not start
Pump circuit breaker is off
Lift Station does not return water
No power to Lift Station
Internal Float switch failed
Water overflows reservoir
Float Valves jammed open with debris
Reservoir runs dry
Float Valves jammed closed with debris