Sub-Zero 601R/F User Manual

Troubleshooting Guides
600 Series
(Prior to #1810000)
8-11
#3756270 - Revision B - January, 2006
No power to unit
Unit switched OFF
Unit in Holiday mode
Defective or loose light bulb(s)
Light terminator interrupt
Light switch disconnected or defective
Light system wiring disconnected
No power from control board
Door ajar
a. Gallon door shelf obstruction
b. Food product obstruction
c. Door out of adjustment
d. Door or cabinet hinge problem
Faulty light switch
Water Valve
a. No water supply hook-up
b. Defective water valve
Sealed System tubing contact
Fan blade obstruction or defect
Fan motor defect
Compressor defect
M. No lights
N. Lights stay ON when door is
closed
O. Noise (buzz/hum - intermit-
tent)
P. Noise
(rattle/clank/clatter/click/buzz/
hum/whir/squeak/clang/clunk
- constant or intermittent
Check power to unit, plug unit in or trip supply circuit
breaker ON.
Check for “OFF” displayed at LCD. If off, press UNIT
ON/OFF key to ON.
Press UNIT ON/OFF key. Lights should illuminate if unit
was in Holiday mode.
Install a known good light bulb, if it illuminates, replace
defective bulb.
Check for proper door closing. If door is ajar too long,
lighting system is interrupted by the terminator. Clear
obstruction or adjust door and allow bulbs to cool.
Check wire connections at light switch. Reconnect/repair.
Check power to and from light switch. Replace if defec-
tive.
After verifying power to light switch and the light switch is
good, signal trace the lighting system after switch. Repair
wiring if disconnected.
Check LIGHTS terminal at control board for 115V.
Replace board if defective.
a. Relocate shelf(s).
b. Move obstruction.
c. Adjust door.
d. Replace hinge or component.
Check light switch, lights off when depressed. Replace if
defective.
a. Check water valve for water hookup. If none, press
ICE key to de-energize icemaker system and
instruct customer.
b. Check water valve for”excessive” operating noise,
replace if defective.
Check compressor area for sealed system tubing touch-
ing other tubing or other components, then adjust tubing.
Check condenser and evaporator fan blade positions,
adjust if needed; check for fan blade obstructions, clear
obstruction if needed; check for fan blade defects (unbal-
anced), replace if defective.
Check condenser and evaporator fan motors for “exces-
sive” operating noise, replace if defective.
Check compressor for “excessive” operating noise,
replace if defective.
Problem Possible Cause Test/Action

Sub-Zero 601R/F Specifications

General

Brand	Sub-Zero
Model	601R/F
Category	Refrigerator
Language	English