5925 Heisley Road • Mentor, OH 44060-1833
Series R-171-E
Refrigerated Cabinets
FL-2400
Rev. 2 (5/19)
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Call Toll-free: 877-CRES COR (273-7267) • Fax: 800-822-0393 • www.crescor.com
Failure
Probable Cause
1. Power light off, cabinet does
nothing
1a . Power supply/circuit breaker
1b . Power Cord
1c . Power Switch
2 . Power light on, evap fan on,
compressor off
2a . Cycling is normal condition
2b . Control/sensor
2c . Compressor/capacitor
2d . Wiring
3. Power light on, evap fan off
3a . Defective evap fan
3b . Wiring
4 . Evap fan on, compressor on,
cabinet not cooling
4a . Low charge
4b . Frost buildup in evap coil - activate
manual defrost
4c . Condenser fan
4d . Compressor
5 . Noisy compressor
5a . High or low charge
5b . Refrigerant contaminated
5c . Defective compressor
TROUBLE-SHOOTING GUIDE
Unit Condition:
Unit is plugged in . Switch is
ON
.
NOTES:
1. Thermostat is pre-set at approximately 38°F (3.8°C). Temperature adjustment can only be made by a Service Agency.
2 For replacement of the electrical parts, refer to our list of authorized service centers (FL-1400).
Symbol/Code
Function
Green snowflake
Compressor on
Melting snowflake
Defrost enabled
Yellow snowflake
Below setpoint on
°F
Measurement unit
dA
Door open alarm
P1
Probe failure
HA
Maximum temp alarm
LA
Minimum temp alarm
MAINTENANCE INSTRUCTIONS
TROUBLE-SHOOTING GUIDE
