Thermo King SB-200TG, Operation Manual

Page: 71 / 121

Alarm Codes
70
32 Refrigeration Capacity Low Unit shut down to prevent damage, repair immediately. X
33 Check Engine RPM Check and note RPM, repair as required. X
34 Modulation Circuit
Check modulation circuit breaker or fuse, monitor box temp,
repair as required.
X
35 Run Relay Circuit Check run relay circuit, repair immediately. X
36*
Electric Motor Failed to
Run/Loose Belt Check standby source of power and motor drive belt, repair
immediately.
X
37 Check Engine Water Level Check coolant level, add as needed. X
38
Phase Reversed /Overload
Tripped Standby power phased wrong or motor overload tripped,
repair immediately.
X
39 Water Valve Circuit
Unit operating with reduced heating, monitor box temp,
repair as required.
X
Table of Alarm Codes
*Alarms with an asterisk (*) can exist with Alarm Code 84. The alarm can clear automatically if condition does not reoccur.
NOTE: Not all alarm codes are available with all microprocessor controllers or all revisions of software.
Code Description Corrective Action
Level Of
Action
Ok
T
o
Run Ch
eck
S
hut
Dow
n
Alarm Codes
70
32 Refrigeration Capacity Low Unit shut down to prevent damage, repair immediately. X
33 Check Engine RPM Check and note RPM, repair as required. X
34 Modulation Circuit
Check modulation circuit breaker or fuse, monitor box temp,
repair as required.
X
35 Run Relay Circuit Check run relay circuit, repair immediately. X
36*
Electric Motor Failed to
Run/Loose Belt Check standby source of power and motor drive belt, repair
immediately.
X
37 Check Engine Water Level Check coolant level, add as needed. X
38
Phase Reversed /Overload
Tripped Standby power phased wrong or motor overload tripped,
repair immediately.
X
39 Water Valve Circuit
Unit operating with reduced heating, monitor box temp,
repair as required.
X
Table of Alarm Codes
*Alarms with an asterisk (*) can exist with Alarm Code 84. The alarm can clear automatically if condition does not reoccur.
NOTE: Not all alarm codes are available with all microprocessor controllers or all revisions of software.
Code Description Corrective Action
Level Of
Action
Ok
T
o
Run Ch
eck
S
hut
Dow
n