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in the cargo compartment
temperature control system.
NOTE : Position 1 - Sum of outputs of pack scaling amplifiers is checked.
Position 2 - APU speed demand signal for maximum cooling is checked.
Position 3 - APU speed demand signal for maximum heating is checked.
Position 4 - Bridge power supply is checked.
Position 5 - Amplifier output is checked.
Position 6 - Drives actuator in more heat direction.
Position 7 - Overrides bridge output with signal to produce maximum
cooling output.
Position 8 - Overrides bridge output with signal to produce maximum
heating output.
Position 9 - Overrides bridge output to produce a 'nulled' output.
Position 10 - Output of bridge is checked.
Position 11 - Output of bridge is checked.
Position 12 - Selector output signal is checked.
- return BITE SWITCH to position 1.
6. On circuit breaker panel 125VU: On APU and pack temperature demand
controller:
- at location H65 open circuit - BITE READY/UNPLUG CABLE AFTER
breaker 5HN. USE and GO indicator lights go off.
- (at location H63 open circuit
breaker 43HN).
7. On BULK CARGO (FWD CARGO) compt
temp controller:
- disconnect test cable and secure
to dummy connector 103VC.
- Secure protective cap.
8. On circuit breaker panel 125VU:
- at location H65 close circuit
breaker 5HN.
- (at location H63 close circuit
breaker 43HN).
A310-200 AMM - CARGO COMPARTMENT
TEMPERATURE CONTROL - ADJUSTMENT/TEST
Revision 32.0
P.Blk EFFECTIVITY: FED ALL
21-64-00-05
Printed - Date: 12/11/12 Time:
Copyright © 12 FedEx Express Corporation, Memphis TN, 38194, All rights reserved.
Page 13 of 106
JUN 01/2012