Service manual

17
Bair Hugger Model 775 Temperature Management Unit Service Manual
English 202526A
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Fault Code Table
e soware will detect and report the following conditions by displaying the corresponding fault code:
Fault Condition Fault Code
Internal sensor 1 over-temperature condition 001
Hose end sensor 2 over-temperature condition 002
Hose end sensor 3 over-temperature condition 003
Internal sensor 1 shorted 004
Hose end sensor 2 shorted 005
Hose end sensor 3 shorted 006
Hose end sensor 2 open 007
Rapid button press, blower failure, open thermostat or low wattage heater failure 008
Open thermostat/medium wattage heater failure 009
High wattage heater failure 010
A/D converter timeout 011
A/D startup check failed 012
(Reserved Fault Code) 013
Error in execution loop 014
Timeout on alphanumeric display busy ag clearing 015
RAM corruption in duplicate RAM locations 016
Error in executing a depressed key 017
Stuck key during startup 050
EEPROM is at max # write cycles 051
Non-0 EEPROM byte detected aer zeroing 052
EEPROM checksum failure on copy #1 (see page 12) 053
EEPROM compare failure copy #1 to copy #2 054
EEPROM compare failure copy #1 to RAM 055
EEPROM write cycle time out 056
SPI byte transfer time out 057
EEPROM write error when entering standby 059
Real time clock failure 060
Temperature out of range high 070
Temperature out of range low 071
5 V power supply in excess of 5�333 V 100
5 V power supply under 4�667 V 101
Startup test EEPROM error 102
Startup test RAM error 103