LP2 Superchiller
230V / 50Hz
lancerbeverage.com
Page 17 of 27
Hoshizaki Lancer reserve the right to change specifications without notice.
No 023b – 12 November 2012
Images are for illustration purposes only as product may vary.
11. Trouble Shooting
11.1 Refrigeration
TROUBLE CAUSE
REMEDY
Compressor will not
start.
Power Failure.
High Pressure switch activated.
Ice bank control faulty contacts not
closing.
Check start mechanism
components.
Thermal overload faulty, open,
circuit compressor seized.
Check for blown fuse, supply cord
pulled out or supply outlet turned off.
Reset high pressure switch.
Check Ice bank control using
Procedure on page 20. Replace control
or probe if defective.
If faulty, replace e.g. capacitors, start
relays.
Replace compressor, check
condenser, check power supply,
evacuate system and if necessary fit
burnout drier to industry standards.
Compressor short
cycling on thermal
overload (frequent
starting and stopping
of the compressor
while ice bank control
contacts remain
closed).
Dirty condenser.
Restricted air flow over unit.
Low supply voltage.
Defective thermal overload.
Check wiring connections.
Fan motor bearings tight or seized.
Clean condenser of all lint and dirt.
Check for air restriction to condenser.
Check with voltmeter.
Replace compressor.
Tighten if loose.
Replace motor(s)
Product too warm
Ice bank control defective
(permanently open circuit).
Low refrigerant charge.
Check agitator motor, seized or
fused.
Check speed control capacitor
Check Ice bank control using
procedure on page 20.
Replace control or probe if defective.
Leak check, repair leak, charge with
correct amount of refrigerant.
Replace if not working.
Replace if defective.
Compressor runs too
long or doesn’t cycle.
Location too hot.
Superchiller overloaded.
Loss of refrigerant.
Condenser clogged.
Fan not operating.
Relocate or improve ventilation.
Use larger model, or reduce python
length.
Leak check and repair.
Clean off dust, line, grease, etc.
Remove obstruction or replace motor.
