Carrier VECTOR 6500 Operation & Service Manual page 241

Alarm
Steps
NO.
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.
Follow the steps below until a problem is found. Once a repair or correction has been made, clear the alarm(s).
(See Note 1 page 7−2.) Operate the unit through the appropriate modes to see if any active alarm occurs.
Continue with the steps below as necessary.
1 Check microprocessor
a. Check set point setting.
b. Enter new set point.
c. Check Functional Parameters.
2 Check Software Revision
a. Check microprocessor software
revision.
b. Check Functional Parameters
c. Check Configurations
3 Reset microprocessor
a. Place the Main Power switch in the
OFF position for 30 seconds, then
back to the desired position.
b. Alarm 248 remains active.
62-11389
Alarm/Cause
7−108
Corrective Action
Must be between -22 and +89.6°F (-30 and +32°C.)
Must be between -22 and +89.6°F (-30 and +32°C.)
All settings must be valid.
Upgrade to the latest revision of software. The latest
revision may contain configurations that were not
present in older revisions.
All settings must be valid. Send desired settings to
microprocessor using the latest version of
ReeferManager or a PC Card (Do NOT use the
keypad.)
All settings must be valid. Send desired settings to
microprocessor using the latest version of
ReeferManager or a PC Card (Do NOT use the
keypad.)
Microprocessor powers up OK.
Download and replace microprocessor. Refer to
Section 5.7.