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62326142000
Trouble RemedyProbable Cause
ALL CONTROL PANEL
SWITCHES NOT OPERATING.
(cont’d)
E. Flat cable connected between
control switch module and
master circuit board pinched
and shorted out or broken wire
in cable.
E. Check cable for pinched or
broken wire condition and repair
or replace as necessary.
F. Master circuit board not
operating properly.
F. Replace master circuit board.
CONTROL PANEL SWITCHES
CANNOT BE DEACTIVATED.
A. Not pressing and holding
‘‘SECURITY SWITCH’’ for
3-seconds to deactivate
control switches.
A. Press and hold ‘‘SECURITY
SWITCH’’ for 3-seconds to
deactivate control switches.
B. ‘‘SECURITY SWITCH’’
inoperable.
B. Replace control panel switch
module.
PARTIAL MESSAGE OR DULL
(POORLY ILLUMINATED)
DISPLAY.
A. Extremely low voltage. A. Upgrade voltage.
ONE OR MORE FAULT
MESSAGES NOT
OPERATING.
A. Flat cable not properly
connected to fault message
module or master circuit
board.
A. Properly connect flat cable to fault
message module or master circuit
board.
B. Flat cable connected between
fault message module and
master circuit board pinched
and shorted out or broken wire
in cable.
B. Check cable for pinched or
broken wire condition and repair
or replace as necessary.
C. External sensing device failing
to signal master circuit board
which in turn signals fault
message display.
C. Replace or repair external sensing
device.
D. External sensing devices cable
connectors not securely
connected to master circuit
board connectors.
D. Make sure external sensing
devices cable connectors are
securely connected to master
circuit board connectors.
E. Disconnected or broken wire
between master circuit board
connector and external
sensing device.
E. Connect or repair wire between
master circuit board connector
and external sensing device.
F. Master circuit board not
operating properly.
F. Replace master circuit board.
G. Fault message display module
not operating properly.
G. Replace fault message display
module.
ALL FAULT MESSAGES NOT
OPERATING.
A. No electrical power to Unit. A. Connect electrical power to Unit.
B. Flat cable not properly
connected to fault message
module or master circuit
board.
B. Properly connect flat cable to fault
message module or master circuit
board.
C. Flat cable connected between
fault message module and
master circuit board pinched
and shorted out or broken wire
in cable.
C. Check cable for pinched or
broken wire condition and repair
or replace as necessary.