62-61753-21
248 CONFIGURATION MODE / HP2 ERROR
TRIGGER-ON: EEPROM Configuration is out of range.
UNIT CONTROL: Shutdown and alarm.
RESET CONDITION: Auto Reset only when valid info is available for the microprocessor are entered.
NOTE: Follow the steps below until a problem is found. Once a repair or correction has been made, the active
alarm should clear itself (see reset condition above). Operate the unit through the appropriate modes to see if any
active alarm occurs. Continue with the steps below as necessary.
a. Check set point setting.
Must be between -30°C to +32°C (-22°F to +89.6°F)
Must be between -30°C to +32°C (-22°F to +89.6°F)
c. Check Functional Parameters.
All settings must be valid.
a. Place the SROS in the OFF posi-
tion for 30 seconds, then back to
START / RUN.
Microprocessor powers up OK.
b. Alarm 248 remains active.
Replace microprocessor. Refer to Section 5.4
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