88226673-01-03 Technical Reference Manual - (Production Iss 03 November 2020).pdf - 第35页
YES NO YES YES Connect the inte rf ace cable to the TCM an d Condensation Collection Module. Has the faul t corrected? Has th e interface cable between the condensation collection module and the TCM been installed correc…
Try repositioning the magnetic pipe clamps so
as to eliminate the restriction in the drainage
pipe.
Is the water now draining from the ACU?
NO
Fault corrected
Clear the pipe and refit to ACU.
Is the ACU now draining?
Internal condensation collection tray within the
ACU may have overflown. This could be caused by
a blocked or kinked drainage pipe.
Is there a kink in the drainage pipe?
Check the nozzle on the
side of the ACU to
which the drainage pipe
is connected.
Is it blocked?
ACU has shut down with no warning indicated
Unit unable to maintain set temperature.
YES NO
YES
YES
NO
YES
NO
An internal examination of
the ACU may be required.
Please contact a support
engineer
Use TCM CCT DWG 226671 as reference for
further fault finding.
Clear blockage
Place an absorbent cloth around the
drainage outlet on the ACU and
remove the drainage pipe.
Be prepared to cap the flow of water
from the ACU it is backed up.
Is the Pipe blocked?
YES
NO
LED 1
Run
LED 2
Probe
LED 3
N/A
LED 4
N/A
LED 5
ACU ON
LED 6
Heater ON
LED 7
System Tripped
LED 8
Cond. bottle needs emptying
LED 9
Cond. bottle is full
LED 10
Cond bottle overflow
YES
NO
YES
YES
Connect the interface cable
to the TCM and
Condensation Collection
Module.
Has the fault corrected?
Has the interface cable between the condensation collection
module and the TCM been installed correctly?
Warning Indication – Condensation collection
Module not connected (Automatic Shutdown)
Contact a support
engineer
Fault corrected
Contact a support
engineer
Replace Cable
Part No. 226129
Check cable continuity
See wiring diagram
ASM-226129.
Is the cable correct?
NO
NO
Use TCM CCT DWG 226671 as reference for further fault
finding.
LED 1
Run
LED 2
Probe
LED 3
N/A
LED 4
N/A
LED 5
ACU ON
LED 6
Heater ON
LED 7
System Tripped
LED 8
Cond. bottle needs emptying
LED 9
Cond. bottle is full
LED 10
Cond bottle overflow