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Section 3 - Service and Repair
E2 Thermistor 1 is shorted. Not available on CLR2160.
E3 Main door or bottom drawer is open longer than 20 minutes.
Not available on CLR2160.
E4 Compressor had 100% runtime between two defrost cycles.
Does not show on display—only in error log.
E5 Thermistor 1 out of range + 10°F for more than 12 hours.
Not available on CLR2160.
E6 Thermistor 1 out of range -10°F for more than 12 hours.
Not available on CLR2160.
E7 Thermistor 2 open or shorted. Not available on 2175RF.
E8 Thermistor 3 open or shorted. Not available on Rs, WCs
or CLR2160.
E9 Thermistor 4 open or shorted. Not available on Rs, WCs
or CLR2160.
E10 Top drawer is open longer than 20 minutes. Only available
on drawer models.
P1 Pump circuit open. Only available on CLR2160 or
CLRCO2175 models with P60 pump.
E11 EE Memory error.
All errors or combinations show up as ER alternating with SP. P1
will alternate with SP or ICE for models 67/68. E3 and E10 both
have audible alarms. P1 does not have an audible alarm.
Model
Part
Number
PIN 7
C_FAN
PIN 6
LIGHTS
PIN 5
PIN 4
H_H2O
PIN 3
C_PUMP
PIN 2
R_VALVE
PIN 1
BP_VALVE
Relay 1 Relay 2 Relay 3 Relay 4 Relay 5 Relay 6 Relay 7
2175R 61/75 Light
Compressor/
Fan
2115R 71/73 Light
Compressor/
Fan
2115WC 72/74 Light
Compressor/
Fan
2175WC 62/76 Light
Compressor/
Fan
2175DWRR
2275DWRR
70 Light 1
Compressor/
Fan
Pan Heat Mull Heat
CO2175F 64/78
Cond Fan
E FAN
Light Compressor
Hot Gas
Valve
DRAIN HEAT IM 1 IM 2
2175RF 65/79
Cond Fan
E FAN
Light Compressor
Hot Gas
Valve
DRAIN HEAT
CO2175DWR
CO2275DWR
66/80
Cond Fan
E FAN
Light Compressor
Hot Gas
Valve
MULL HEAT IM 1 IM 2
CLR2160 67/81 Cond Fan Compressor
Hot Gas
Valve/ Water
Valve
Circulation
Pump
CLRCO2175 68/82 Cond Fan Light Compressor
Hot Gas
Valve/Water
Valve
Circulation
Pump
Ref Valve
Ref Bypass
Valve
2175BEV 63177 Light
Compressor/
Fan
2275DWRWS 85186 Cond Fan Bottom Light Compressor Top Light Bottom Valve Top Valve
2275ZWC 87/88 Cond Fan Bottom Light Compressor Top Light Bottom Valve Top Valve