Thermo King SPECTRUM TS Series User Manual

163
Electric Standby (Optional) Diagnosis
Condition Possible Cause Remedy
Unit switch On—Microprocessor
display does not come on
Battery discharged Charge or replace battery
Electric motor reset switch tripping Check for short circuit in unit wiring
(high voltage)
Fuse blown Replace fuse
Dirty battery terminals Clean and retighten terminals
Unit switch On—Microprocessor
display comes on but electric
motor does not run
No standby power Provide power to unit; check power
at:
1. Power source
2. Power plug
3. Motor contactor hot side
4. Motor contactor load side
(contactor closed)
5. Overload relay
6. Motor terminals
X5 jumper on interface board must
be set to electric position
Check that X5 jumper is in electric
(left) position
Defective phase detect module
Check:
1. D/E LED (Electric On) should be
on
2. Motor Contactor MCA or MCB
should be energized
Replace phase detect module as
needed
Defective motor contactor Repair or replace motor contactor
Overload relay tripping Check for shorted motor windings or
wires
Control circuit fuse open Replace fuse and reset alarm codes
Defective motor Replace motor
Batteries discharged Charge or replace batteries
Electric motor hums but does
not run
Locked rotor (overload relay will
open after a period of time)
Remove interference
Locked compressor Repair compressor
Defective clutch on engine (locked
up)
Repair or replace clutch
Low line voltage or no voltage on
one leg
Bring voltage up to within 10% of
motor rating

Thermo King SPECTRUM TS Series Specifications

General

Brand	Thermo King
Model	SPECTRUM TS Series
Category	Industrial Equipment
Language	English