Cornelius HELIX - Troubleshooting Product Not Cold

Helix Operator’s Manual
© 2012-2014,Cornelius Inc. All Rights Reserved - 35 - Publication Number: 621058497OPR
TROUBLESHOOTING PRODUCT NOT COLD
Motor does not turn at all
A. Face plate not in proper position or
missing
B. Product frozen solid
C. Software detected error condition
D. Bad connections.
E. Faceplate switch bad or mis-located
F. Control Board bad
A. Verify face plate is secure and in proper
position for unit operation
B. Clean out barrel and check that viscos-
ity settings are correct for current prod-
uct
C. See error table document
D. Check connections between E-Box,
control board and correct as needed.
E. Adjust or replace faceplate
F. Replace
Problem Probable Cause Remedy
Compressor not Running
A. Barrel not in Freeze or Refrigerate
mode.
B. No voltage to compressor.
C. Bad start components.
D. Compressor’s thermal overload protec-
tor “open”.
E. Open or shorted compressor windings.
F. Bad Control Board.
A. Select Freeze or Refrigerate.
B. Check power at contactor L2 - L3, T2 -
T3.
C. Check components and wiring.
D. Check resistance of compressor wind-
ings and check incoming line voltage.
E. Check resistance of compressor wind-
ings.
F. Troubleshoot, replace if necessary.
Compressor Running but not
Cooling
A. Low refrigerant.
B. Restricted condenser/filter.
C. Condenser fan motor/blade defective.
D. Liquid Line valves not operating.
E. Defective compressor.
A. Repair leak and weigh in new charge.
B. Clean or repair.
C. Repair or replace.
D. Check cables and connections to con-
trol board and repair or replace.
E. Repair or replace.
Restricted Air Flow
A. Dirty filter.
B. Dirty condenser.
C. Damaged fins.
D. Not enough “clearance” around unit.
A. Clean or replace filter.
B. Clean condenser.
C. Repair/replace if necessary.
D. Ensure proper spacing around unit.
Fan Motor not operating
properly
A. Bad connection
B. Bad motor
C. Cracked or bent fan blade
A. Check/connect
B. Replace motor
C. Replace fan blade
Liquid Line Valves not oper-
ating
A. Miswired.
B. Defective coil.
C. Valve mechanically bad.
D. Defective control board or transformer.
A. Correct wiring.
B. Replace coil.
C. Replace valve.
D. Check and replace.
No/Low Refrigerant A. Leak. A. Repair and weigh in new charge.
Thermistors/Reed Switches
A. Bad connection.
AF. Bad sensor.
AG. Sensor out of position.
AH. Defective control board.
A. Correct wiring.
B. Replace sensor.
C. Reposition sensor and clip.
D. Replace.