COMPONENT MAINTENANCE MANUAL
Publication No. 051019-1 Rev H
Page 102
33-46-00
AS9100 Certified
Rev G
26-Mar-2014
B. Trakka Control Panel Troubleshooting Table
Table 22 - TCP Troubleshooting Table
Condition
Possible Cause
Inspect and Repair
TCP display and
status indicators all off.
System does not
energise.
1. Check the Main 50 Amp Circuit Breaker (PCIU
MKII) is on.
2. Check input power at the PCIU MKII; Remove
the input connector and verify input voltage is
available.
3. If input voltage is available, reconnect the
PCIU MKII, turn system ON and check power
is available at the PCIU controller output J1.
4. If input and output voltage is available,
reconnect the PCIU MKII, turn system ON and
check that the system performs a POST.
5. If the system does not perform a POST
contact a Trakka Corp Authorised Service
Centre for further assistance.
TCP display continues
to show “POST”
Searchlight has
completed a full POST
1. Switch the system off and on.
2. Check Control Cable connection between the
PCIU MKII and Searchlight is correctly
installed and not damaged.
Faulty connection to
the TCP.
Check connectors are correctly installed and cable
is not damaged.
Faulty CIU MKII and/or
PCIU MKII
Contact a Trakka Corp Authorised Service Centre
for further assistance.
TCP displays LAMP
ERR (lamp will not
start).
Faulty connections in
lamp circuit.
1. Attempt to restart the lamp.
2. Check that all the CBM circuit breakers are on.
If circuit breakers continue to trip contact a
Trakka Corp Authorised Service Centre for
further assistance.
3. If lamp strobes but does not start check for
loose connections and terminals
4. Check lamp connections for security and
power.
5. If there is no strobing, or the problem is not
resolved contact a Trakka Corp Authorised
Service Centre for further assistance.
TCP displays LAMP
TMP (over
temperature fault).
Defective searchlight
cooling fan.
1. Check that the searchlight cooling fan is
operating when the lamp is switched ON.
2. If the fan is not operating check for:
•
“Free turning”, i.e. no obstructions.
•
Check fan wiring for loose connections
and terminals.
3. If the problem is not resolved contact a Trakka
Corp Authorised Service Centre for further
assistance.
Rev H
10 Dec 2015
AIRBUS HELICOPTERS: CMM L334M6304E01 ISSUE: B PAGE 120 OF 165
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