Cornelius CR800, IAC 322, IAC227, CR1200, CR1400, IWC530, IWC330, IWC322, IAC330, IAC522 Troubleshooting

TROUBLESHOOTING

IMPORTANT: Only qualified personnel should service internal components or electrical wiring.

Trouble	Probable Cause	Remedy
CUBER NOT OPERATING	A. Power switch in center “OFF”	A. Place switch in “ON” position.
	position.

CUBER NOT OPERATING, INDICATOR LIGHTS “OFF”, NO POWER TO CIRCUIT BOARD

A. Test power switch and leads. A. If defective, replace.

B.High pressure cut-out open. (water cooled or remote systems)

B.Press manual reset. Determine cause:

Water supply shut off; water pressure too low; water valve defective or out of adjustment; water condenser dirty or corroded; unit overcharged; water inlet pressure too high. Replace defective component as needed.

CUBER NOT OPERATING, INDICATOR LIGHTS “OFF”, POWER TO THE CIRCUIT BOARD

A.Magnet not in proximity switch field.

A.Water curtain drifting out of switch range. Reduce clearance between curtain and proximity switch.

B.No curtain movement.

C.Faulty proximity switch.

D.Unit “OFF” due to bin full.

B.Adjust proximity switch.

C.Replace proximity switch.

D.Remove ice from curtain. Eliminate curtain restriction.

COMPRESSOR DOES NOT RUN, CIRCUIT BOARD INDICATOR LIGHTS “ON”

A. Check contactor and leads. A. Replace if defective.

B. Compressor overload “open”.	B. Permit overload to cool and reset
	or replace.
C. Check compressor and start	C. Replace as needed.
components.

12/1/94	51	166240004
Rev 3/4/96