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Troubleshootin
g
Error
Code
Error
Location
Type Name
Cause Solution
Module does not have
software or dial is set
to wrong position.
Insert a system token
into the missing GCA
module and cycle the
power. Wait until the red
light on the module stops
flashing before removing
the token. Verify the dial
on the module is in the
correct position: 0 for
hose, A for boost A, B for
boost B
MCM switch:
0forE-30i,
1forE-XP2
i
No 24 VDC supply to
module.
Green light on each
module should be lit. If
green light is not lit, check
to make sure each CAN
cable connection is tight.
Verify the power supply
is outputting 24 VDC. If
not, replace power supply.
See system repair manual.
Loose or broken CAN
cable.
Check the CAN cables
running between GCA
modules and tighten if
needed. If the problem still
persists move each cable
around the connector and
watch the flashing yellow
light on the GCA modules.
If the lights stops replace
the CAN cable.
CACA
CACB
CACH
CACM
CACP
Boost A
Boost B
Hose
MCM
Remote
Display
Module
ALARM
Communicatio
n
Error
Bad module
(CAC
A or CACB) Replace
LPTC
M.
(CACH) Replace HPTCM.
(CACM) Replace MCM.
See
system repair manual
for
instructions to replace
mod
ules.
(CACP) Replace Remote
Display Module. See
Remote Display Module
manual for instructions.
3A1705J
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