Thermo King CSR Series User Manual

MP-3000 Controller
107
Error Messages and Controller
Actions
The controller displays error messages (In the
Miscellaneous Function Menu under Status) on
the LCD display for several general faults. More
than one error message may appear at a time.
Press F2 or F3 key to scroll through message
displays.
Error Messages and Controller Actions
Message
No.
Error Message Controller Action
1
Power Error, Check 20A Fuses
Indicates:
• One or more phases are missing
• Compressor is able to draw amps on all
phases while heater lacks amps on one or
more phases.
• Controller activates Alarm 18
• Controller will try to restart unit after 60 minutes.
2
High Pressure Cutout, Check Water Cooling
Indicates:
• Unit stops due to high pressure cutout and
water pressure switch is open.
• Controller clears message on compressor
start-up.
• No alarm is set until Controller determines that
unit current draw is too low (Alarm 37) or supply
air temperature is too high (Alarm 41).
3
Probe Test, Please Wait
Indicates:
• Incorrect temperature difference between
Supply-LH, Supply-RH, or Return Air Sensor
for 10 minutes with evaporator fan amps OK.
• Controller automatically activates probe test to
check for a defective sensor. Message clears
when test is complete.
• Controller displays new message if test indicates
a sensor is defective.
4
Supply–Right Hand Problem, Sensor
Disabled
Indicates:
• Controller disables sensor due to open or
short circuit or sensor failed a Probe Test.
• Controller activates Alarm 52
• Controller activates Alarm 00 or 01, depending
on type of sensor failure.
• Controller clears message during Defrost mode
and when U
NIT ON/OFF switch is turned OFF.
• Controller uses left hand supply sensor to
control unit if right hand sensor is defective.
• Controller uses return sensor plus an offset to
control unit if both supply sensors are defective.
5
Supply–Left Hand Problem, Sensor Disabled
Indicates:
• Controller disables sensor due to open or
short circuit or sensor failed a Probe Test.
• Controller activates Alarm 52
• Controller activates Alarm 00 or 01, depending
on type of sensor failure.
• Controller clears message during Defrost mode
and when U
NIT ON/OFF switch is turned OFF.
• Controller uses right hand supply sensor to
control unit if left hand sensor is defective.
• Controller uses return sensor plus an offset to
control unit if both supply sensors are defective.
7
High Pressure Cutout, Check Condenser
Probe
Indicates:
• Units stops due to high pressure cutout, water
pressure switch is closed and condenser
temperature is low.
• Controller clears message on compressor
start-up.
• No alarm is set until Controller determines that
unit current draw is too low (Alarm 37) or supply
air temperature is too high (Alarm 41).

Thermo King CSR Series Specifications

General

Brand	Thermo King
Model	CSR Series
Category	Refrigerator
Language	English