Bryant DuraPac Series 580f - Manual (Page 54)

— 54 —
Reset Method
This error must be manually reset and requires a power
reset.
H. Error Code 8 — E2 Test Failure
Error Criteria
This error occurs if internal hardware detects an E2 failure.
Required Action
Shut the unit off.
Reset Method
This error must be manually reset and requires a power
reset.
I. Error Mode
When an error occurs, the red and yellow LEDs both come on
steady. To determine the error, follow these steps:
1. Enter the Run mode by pushing buttons #1 and #2 for
at least 3 seconds until all LEDs flash.
2. Press and release the #1 button to enter the Read
mode.
3. Push the ADVANCE/MANUAL (#2) button to ad-
vance to item number 20, “1st Most Recent Error.”
Determine the error(s) by reading the values in
items 20-24 and referring to the error codes described
above.
4. Fix the error(s).
5. Press buttons 1 and 2 to exit read mode. Enter Setup
mode by pressing button #1 for at least 3 seconds un-
til all the LEDs flash.
6. Push button #2 to advance to item number 20.
7. To reset the error code while the green DS4 LEDS is
ON, press the READ/ADJUST (#1) button once. This
resets the error mode and erases all repaired error
codes.
NOTE: Cycling power to the board will also erase the
repaired error codes.
J. RAM Test Failure
Error Criteria
If internal hardware detects a RAM failure, this alarm will
be displayed by alternately flashing DS1+DS3 and
DS2+DS4.
Required Action
Shut the unit off.
Reset Method
This error must be manually reset and requires a power
reset.
K. ROM Test Failure
Error Criteria
If internal hardware detects a ROM failure, the alarm is dis-
played by alternately flashing DS1+DS2 and DS3+DS4.
Required Action
Shut the unit off.
Reset Method
This error must be manually reset and requires a power
reset.
L. Unit Always in Unoccupied Mode
A jumper wire is factory-installed to force the unit into occu-
pied configuration whenever G or Y1 are closed. Without the
jumper wire, the unit will always be in unoccupied mode.
Check the wire. An occupied/unoccupied switch may be
installed in place of the jumper. Check the wiring and setting
of the switch.
II. UNIT TROUBLESHOOTING
Refer to Tables 41-43.