FedEx A310-200 AMM User manual

FED ALL CARGO COMPARTMENT TEMPERATURE CONTROL - ADJUSTMENT/TEST
1. Operational Test
WARNING : BEFORE POWER IS SUPPLIED TO THE AIRCRAFT, MAKE CERTAIN
THAT ELECTRICAL CIRCUITS UPON WHICH WORK IS IN PROGRESS
ARE ISOLATED.
A. Reason for the Job
(1) To check operation of the cargo compartment temperature
control system and interface with smoke detection system.
B. Equipment and Materials
ITEM DESIGNATION
(1) Electrical Ground Power Unit - 3-
Phase,
115/200 V, 400 Hz
Referenced Procedures
-(Ref. 24-41-00, P. Block 301 )
-(Ref. 33-17-00, P. Block 501 )
-(Ref. 31-51-00, P. Block 201 )
AC External Power Control
Memorized Fault Annunciators
ECAM Sxstem
FED 401-405,407-414,423-430,443,445
POST SB 31-2059 for A/C 401-405,407-414,423-430,443,445
Referenced Procedures
-(Ref. 24-41-00, P. Block 301 )
-(Ref. 32-00-00, P. Block 501 )
-(Ref. 33-17-00, P. Block 501 )
-(Ref. 31-51-00, P. Block 201 )
AC External Power Control
Landing Gear - General
Memorized Fault Annunciators
ECAM System
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 1 of 106
JUN 01/2012

FED ALL
C. Procedure
(1) Job Set-Up
(a) Connect electrical ground power unit and energize
aircraft electrical network (Ref. 24-41-00, P.
Block 301 ) .
(b) Make certain that electronics racks ventilation is
correct.
(c) Make certain that the following circuit breakers
are closed:
PANEL SERVICE IDENT. LOCATION
FED 421-422,453-499
22VU
22VU
22VU
22VU
22VU
CARGO/SMOKE DET/WARN
CARGO/SMOKE DET/PWR SUPPLY
AVIONICS/SMOKE DET/DETECTORS
AVIONICS/SMOKE DET/DETECTORS
COMPT TEMP/CARGO ISOL VALVE BULK
46WH
35WH
1WA
2WA
2HN
209/A25
209/A26
204/F25
204/F26
203/G28
FED 416-419
22VU
22VU
22VU
AVIONICS/SMOKE DET/DETECTORS
AVIONICS/SMOKE DET/DETECTORS
COMPT TEMP/CARGO ISOL VALVE BULK
1WA
2WA
2HN
204/F25
204/F26
203/G28
FED 423-430,443,445-450
22VU
22VU
22VU
22VU
22VU
22VU
CARGO SMOKE DET/WARN
CARGO SMOKE DET/PWR SUPPLY
AVIONICS SMOKE DET/DETECTORS
AVIONICS SMOKE DET/DETECTORS
COMPT TEMP/CARGO ISOL VALVES/FWD
COMPT TEMP/CARGO ISOL VALVES/BULK
46WH
35WH
1WA
2WA
40HN
2HN
209/A25
209/A26
204/F25
204/F26
203/G27
203/G28
FED 401-405,407-414,431-436,451-452
22VU
22VU
22VU
22VU
AVIONICS SMOKE DET/DETECTORS
AVIONICS SMOKE DET/DETECTORS
COMPT TEMP/CARGO ISOL VALVES/FWD
COMPT TEMP/CARGO ISOL VALVES/BULK
1WA
2WA
40HN
2HN
204/F25
204/F26
203/G27
203/G28
FED 416-422,453-499
125VU AIR BLEED & COMPT TEMP/CARGO
COMPT EXTRACT FANS/BULK
37HN 504/G62
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 2 of 106
JUN 01/2012

PANEL SERVICE IDENT. LOCATION
125VU
125VU
125VU
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/BULK/AUTO/CTL
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/BULK/MAN/CTL
AIR BLEED & COMPT TEMP/DEMAND/TEMP/CTL
5HN
4HN
7HH
503/H65
503/H66
502/J64
FED 401-405,407-414,423-436,443,445-452
125VU
125VU
125VU
125VU
125VU
125VU
125VU
AIR BLEED & COMPT TEMP/CARGO
COMPT EXTRACT FANS/BULK
AIR BLEED & COMPT TEMP/CARGO
COMPT EXTRACT FANS/FWD
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/FWD/AUTO/CTL
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/FWD/MAN/CTL
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/BULK/AUTO/CTL
AIR BLEED & COMPT TEMP/COMPT
TEMP/CARGO/BULK/MAN/CTL
AIR BLEED & COMPT TEMP/DEMAND/TEMP/CTL
37HN
41HN
43HN
42HN
5HN
4HN
7HH
504/G62
504/G65
503/H63
503/H64
503/H65
503/H66
502/J64
FED 416-422,453-499
129VU
129VU
129VU
129VU
129VU
129VU
LIGHTING/MAINT PANEL/ANN & MFA
LIGHTING/MAINT PANEL/ANN & MFA
LIGHTING/INT LT/ANN LT/TEST/MAN
LIGHTING/INT LT/ANN LT/TEST/MAN
LIGHTING/INT LT/ANN LT/TEST/MAN
LIGHTING/INT LT/ANN LT/TEST/AUTO
1WB
22WB
149LP
2LP
1LP
153LP
903/S90
903/S91
902/T88
902/T89
902/T90
902/T91
FED 401-405,407-414,423-436,443,445-452
129VU
129VU
129VU
129VU
129VU
129VU
LIGHTING/MAINT PANEL/ANN & MFA
LIGHTING/MAINT PANEL/ANN & MFA
LIGHTING/ANN LT/TEST/MAN
LIGHTING/ANN LT/TEST/MAN
LIGHTING/ANN LT/TEST/MAN
LIGHTING/ANN LT/TEST/AUTO
1WB
22WB
149LP
2LP
1LP
153LP
903/S90
903/S91
902/T88
902/T89
902/T90
902/T91
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 3 of 106
JUN 01/2012

FED ALL
(d) Start ECAM system (Ref. 31-51-00, P. Block 201 )
(e) Test FANS MONITOR MFAs (Ref. 33-17-00, P. Block
501 ) .
FED 416-422,453-499
(2) Test
(a) Test operation of BULK cargo compartment isolation
valve 19HN, extraction fan 30HN, and FANS MONITOR
MFA 8HN.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO temperature selector switch 14HN
is in MAN position.
-BULK CARGO/ISOL VALVE pushbutton switch 6HN
is released OFF.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
2) Perform test.
(2)
FED 401-405,407-414,423-436,443,445-452
Test
NOTE : Following tests apply for both FWD and BULK
cargo compartments.
Component FINs for FWD compartment are shown
in brackets.
(a) Test operation of BULK (FWD) cargo compartment
isolation valve 19HN (60HN), extraction fan 30HN
(48HN), and FANS MONITOR MFA 8HN (57HN).
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in MAN position.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
released OFF.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
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 4 of 106
JUN 01/2012

2) Perform test.
FED 416-422,453-499
--------------------------------------------------------------------------------
ACTION RESULT
--------------------------------------------------------------------------------
1. On COMPT TEMP panel 437VU: On COMPT TEMP panel 437VU:
- press BULK CARGO/ISOL VALVE - OFF/R legend goes off.
pushbutton switch 6HN. - for duration of isolation valve
flap movement, ISOL VALVE push-
button switch FAULT legend
comes on and then goes off.
On R ECAM display - AIR COND page:
- isolation valve opens,
- isolation valve color : green.
On maintenance panel 472VU:
- check that BULK/CARGO MFA does not
come on.
- rotate and hold BULK CARGO temp On R ECAM display - AIR COND page:
selector switch 14HN in MAN-HOT - trim air valve flap position arrow
position until trim air valve flap remains stationary.
position arrow, on R ECAM display -
AIR COND page, is between H and C,
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 5 of 106
JUN 01/2012

then release selector switch.
2. On circuit breaker panel 125VU:
- at location G62 open circuit - trim air valve flap position arrow
breaker 37HN. moves to C.
On maintenance panel 472VU:
- BULK/CARGO MFA comes on.
- close circuit breaker 37HN. - BULK/CARGO MFA remains on.
3. On maintenance panel 472VU:
- press MFA RESET pushbutton - BULK/CARGO MFA goes off.
switch 20WB.
4. On COMPT TEMP panel 437VU: On COMPT TEMP panel 437VU:
- release BULK CARGO/ISOL VALVE - OFF/R legend comes on.
pushbutton switch 6HN. - for duration of isolation valve
flap movement, ISOL VALVE push-
button switch FAULT legend comes
on and then goes off.
On R ECAM display - AIR COND page:
- isolation valve closed,
- isolation valve color : amber.
On maintenance panel 472VU:
- check that BULK/CARGO MFA does
not come on.
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 6 of 106
JUN 01/2012

FED 401-405,407-414,423-436,443,445-452
1. On COMPT TEMP panel 437VU: On COMPT TEMP panel 437VU:
- press BULK CARGO/ISOL VALVE - OFF/R legend goes off.
(FWD GARGO/ISOL VALVE)push- - for duration of isolation valve
button switch 6HN (52HN). movement, ISOL VALVE pushbutton
switch FAULT legend comes on and
then goes off.
On R ECAM display - AIR COND page:
- isolation valve opens,
- isolation valve color : green.
On maintenance panel 472VU:
- check that BULK/CARGO (FWD/CARGO)
MFA does not come on.
- rotate and hold BULK CARGO On R ECAM display - AIR COND page:
(FWD CARGO) temperature selector - trim air valve flap position arrow
switch 14HN (53HN) in MAN-HOT remains stationary.
position until trim air valve
flap position arrow, on R ECAM
display - AIR COND page, is be-
tween H and C, then release
selector switch.
2. On circuit breaker panel 125VU:
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:
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JUN 01/2012

- at location G62 open circuit - trim air valve flap position arrow
breaker 37HN moves to C.
- (at location G65 open circuit
breaker 41HN).
On maintenance panel 472VU:
- BULK/CARGO (FWD/CARGO) MFA comes
on.
- close circuit breaker 37HN (41HN). - BULK/CARGO (FWD/CARGO) MFA remains
on.
3. On maintenance panel 472VU:
- press MFA RESET pushbutton - BULK/CARGO (FWD/CARGO) MFA goes
switch 20WB. off.
4. On COMPT TEMP panel 437VU: On COMPT TEMP panel 437VU:
- release BULK CARGO/ISOL VALVE - OFF/R legend comes on.
(FWD CARGO/ISOL VALVE) push- - for duration of isolation valve
button switch 6HN (52HN). flap movement, ISOL VALVE push-
button switch FAULT legend comes
on and then goes off.
On R ECAM display - AIR COND page:
- isolation valve closed,
- isolation valve color : amber.
On maintenance panel 472VU:
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 8 of 106
JUN 01/2012

- check that BULK/CARGO (FWD/CARGO)
MFA does not come on.
FED 416-422,453-499
(a) Carry out BITE-Test for cargo compartment
temperature control system.
NOTE : -Test equipment is located in avionics
compartment at equipment rack 91VU.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-PACK VALVE 1 and 2 pushbutton switches
191HB and 189HB are pressed in.
-BULK CARGO/ISOL VALVE pushbutton switch 6HN
is pressed in.
-BULK CARGO temperature selector switch 14HN
is in AUTO position.
-HOT AIR SUPPLY pushbutton switch 4HJ is
pressed in.
2) Perform test.
-------------------------------------------------------------------------------
ACTION RESULT
-------------------------------------------------------------------------------
1. At rack 91VU, on APU and pack temp On APU and pack temp demand
demand controller 37HK: controller 37HK:
- check that electrical power is - light comes on when pressed.
available at APU and pack temp
demand controller by pressing
BITE READY/UNPLUG CABLE AFTER
USE light,
- make certain that BITE SWITCH
is in position 1.
2. On circuit breaker panel 125VU:
- at location H65 open circuit
breaker 5HN.
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 9 of 106
JUN 01/2012

3. On BULK CARGO compt temp controller 15HN:
- remove BITE connector protective
cap.
- connect test cable of APU
and pack temperature demand
controller 37HK to BITE connector.
4. On circuit breaker panel 125VU: On APU and pack temp demand
controller:
- at location H65 close circuit - BITE READY/UNPLUG CABLE AFTER USE
breaker 5HN. and GO indicator lights come on.
5. On APU and pack temperature demand
controller:
- press NO GO indicator light. - NO GO integral light comes on.
- place BITE SWITCH to positions - for each position selected,
1 thru 12 in sequence, pausing GO indicator light must come on.
at each position until either
GO or NO GO light comes on.
NOTE : A NO GO light shows a failure
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.
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 10 of 106
JUN 01/2012

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 USE
breaker 5HN. and GO indicator lights go off.
7. On BULK 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.
FED 431-436,451-452
(b) Carry out BITE-Test for cargo compartment
temperature control system.
NOTE : Test equipment is located in avionics
compartment at equipment rack 91VU.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-PACK VALVE 1 and 2 pushbutton switches
191HB and 189HB are pressed in.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in AUTO position.
-HOT AIR SUPPLY pushbutton switch 4HJ is
pressed in.
2) Perform test.
-------------------------------------------------------------------------------
ACTION RESULT
-------------------------------------------------------------------------------
1. At rack 91VU, on APU and pack temp On APU and pack temp demand
demand controller 37HK: controller 37HK:
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 11 of 106
JUN 01/2012

- check that electrical power is - light comes on when pressed.
available at APU and pack temp
demand controller by pressing
BITE READY/UNPLUG CABLE AFTER
USE light.
- make certain that BITE SWITCH
is in position 1.
2. On circuit breaker panel 125VU:
- at location H65 open circuit
breaker 5HN.
- (at location H63 open circuit
breaker 43HN).
3. On BULK CARGO (FWD CARGO) compt
temp controller 15HN (54HN):
- remove BITE connector cap.
- connect test cable of APU
and pack temperature demand
controller 37HK to BITE connector.
4. On circuit breaker panel 125VU: On APU and pack temp demand
controller:
- at location H65 close circuit - BITE READY/UNPLUG CABLE AFTER
breaker 5HN. USE and GO indicator lights come
- (at location H63 close circuit on.
breaker 43HN).
5. On APU and pack temperature demand
controller:
- press NO GO indicator light. - NO GO integral light comes on.
- place BITE SWITCH to positions - for each position selected,
1 thru 12 in sequence, pausing GO indicator light must come on.
at each position until either
GO or NO GO light comes on.
NOTE : A NO GO light shows a failure
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 12 of 106
JUN 01/2012

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

(b)
FED 401-405,407-414,423-430,443,445-450
Carry out BITE-Test for cargo compartment
temperature control system.
NOTE : Test equipment is located in avionics
compartment at equipment rack 91VU.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-PACK VALVE 1 and 2 pushbutton switches
191HB and 189HB are pressed in.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in AUTO position.
-HOT AIR SUPPLY pushbutton switch 4HJ is
pressed in.
2) Perform test.
-------------------------------------------------------------------------------
ACTION RESULT
-------------------------------------------------------------------------------
1. At rack 91VU, on APU and pack temp On APU and pack temp demand
demand controller 37HK: controller 37HK:
- check that electrical power is - light comes on when pressed.
available at APU and pack temp
demand controller by pressing
BITE READY/UNPLUG CABLE AFTER
USE light.
- make certain that BITE SWITCH
is in position 1.
2. On circuit breaker panel 125VU:
- at location H65 open circuit
breaker 5HN.
- (at location H63 open circuit
breaker 43HN).
3. On BULK CARGO (FWD CARGO) compt
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 14 of 106
JUN 01/2012

temp controller 15HN (54HN):
- remove BITE connector cap.
- connect test cable of APU
and pack temperature demand
controller 37HK to BITE connector.
4. On circuit breaker panel 125VU: On APU and pack temp demand
controller:
- at location H65 close circuit - BITE READY/UNPLUG CABLE AFTER
breaker 5HN. USE and GO indicator lights come
- (at location H63 close circuit on.
breaker 43HN).
5. On APU and pack temperature demand
controller:
- press NO GO indicator light. - NO GO integral light comes on.
- place BITE SWITCH to positions - for each position selected,
1 thru 12 in sequence, pausing GO indicator light must come on.
at each position until either
GO or NO GO light comes on.
NOTE : A NO GO light shows a failure
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.
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 15 of 106
JUN 01/2012

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).
(c) Test operation of cold trim air valve 81HN (69HN).
1) Initial conditions:
ON COMPT TEMP panel 437VU:
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in MAN position.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
2) Perform test.
--------------------------------------------------------------------------------
ACTION RESULT
--------------------------------------------------------------------------------
1. On COMPT TEMP panel 437VU: On R ECAM display - AIR COND page:
- rotate and hold BULK CARGO - hot trim air valve flap position
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 16 of 106
JUN 01/2012

(FWD CARGO) temp selector arrow remains stationary.
switch 14HN (53HN) in MAN-HOT
position until hot trim air valve
flap position arrow on R ECAM
display - AIR COND page is between
H and C, then release selector switch.
2. On CARGO COOL panel 444VU: On CARGO COOL panel 444VU:
- press BULK (FWD) pushbutton switch - ON legend comes on.
80HN (78HN). On L ECAM display:
MEMO
BULK CARGO COOLING ON
(FWD CARGO COOLING ON)
appears.
On R ECAM display - AIR COND page:
- cold trim air valve flap position
arrow with scale appears.
3. ON COMPT TEMP panel 437VU:
- rotate and hold BULK CARGO - hot trim air valve flap position
(FWD CARGO) temp selector arrow moves to C, then cold trim
switch 14HN (53HN) in air valve flap position arrow
MAN-COLD position. moves to open position.
- release BULK CARGO (FWD CARGO) - both trim air valve flap position
temp selector switch 14HN (53HN). arrows remain stationary.
4. On CARGO COOL panel 444VU: On CARGO COOL panel 444VU:
- release BULK (FWD) pushbutton - ON legend goes off.
switch 80HN (78HN). On L ECAM display:
MEMO
BULK CARGO COOLING ON
(FWD CARGO COOLING ON)
disappears.
On R ECAM display - AIR COND page:
- cold air valve flap position
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 17 of 106
JUN 01/2012

arrow and scale disappear.
5. On CARGO COOL panel 444VU: On CARGO COOL panel 444VU:
- after approx. 30 seconds, check - FAULT legend must not come on.
FAULT legend of BULK (FWD) push-
button switch 80HN (78HN).
6. On COMPT TEMP panel 437VU: On R ECAM display - AIR COND page:
- rotate and hold BULK CARGO - hot trim air valve flap position
(FWD CARGO) temp selector switch arrow moves to H.
14HN (53HN) in MAN-HOT position.
- release BULK CARGO (FWD CARGO) - trim air valve flap position
temp selector switch. arrow remains stationary.
FED 416-422,431-436,451-499
(b) Not applicable.
FED 416-419
(c) Test operation of BULK cargo compartment isolation
valve 19HN, trim air valve 20HN and extraction fan
30HN when SMOKE warning is simulated.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO temperature selector switch 14HN
is in MAN position.
-BULK CARGO/ISOL VALVE pushbutton switch 6HN
is pressed in.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
2) Perform test.
(c)
FED 421-422,453-499 Test operation of BULK cargo compartment isolation
valve 19HN, trim air valve 20HN and extraction fan
30HN when SMOKE warning is simulated.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO temperature selector switch 14HN
is in MAN position.
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 18 of 106
JUN 01/2012

-BULK CARGO/ISOL VALVE pushbutton switch 6HN
is pressed in.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
On CARGO COMPT SMOKE DET panel 433VU:
-AFT/LOOP A 23WH, AFT/LOOP B 24WH, BULK/LOOP
A 25WH and BULK /LOOP B 26WH pushbutton
switches are pressed in.
2) Perform test.
FED 431-436,451-452
(d) Test operation of BULK (FWD) cargo compartment
isolation valve 19HN (60HN), trim air valve 20HN
(61HN) and extraction fan 30HN (48HN) when SMOKE
warning is simulated.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in MAN position.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
2) Perform test.
FED 401-405,407-414
(d) Test operation of BULK (FWD) cargo compartment
isolation valve 19HN (60HN), hot trim air valve
20HN (61HN), cold trim air valve 81HN (69HN) and
extraction fan 30HN (48HN) when SMOKE warning is
simulated.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in MAN position .
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
On maintenance panel 472VU:
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 19 of 106
JUN 01/2012

-ANN LT toggle switch 2WB is in READ
position.
2) Perform test.
(d)
FED 423-430,443,445-450
Test operation of BULK (FWD) cargo compartment
isolation valve 19HN (60HN), hot trim air valve
20HN (61HN), cold trim air valve 81HN (69HN) and
extraction fan 30HN (48HN) when SMOKE warning is
simulated.
1) Initial conditions:
On COMPT TEMP panel 437VU:
-BULK CARGO (FWD CARGO) temperature selector
switch 14HN (53HN) is in MAN position.
-BULK CARGO/ISOL VALVE (FWD CARGO/ISOL
VALVE) pushbutton switch 6HN (52HN) is
pressed in.
On maintenance panel 472VU:
-ANN LT toggle switch 2WB is in READ
position.
On CARGO COMPT SMOKE DET panel 433VU:
-FWD/LOOP A (21WH), FWD/LOOP B (22WH), AFT/
LOOP A 23WH, AFT/LOOP B
-24WH, BULK/LOOP A 25WH and BULK/LOOP B 26WH
pushbutton switches are pressed in.
2) Perform test.
FED 453-499
--------------------------------------------------------------------------------
ACTION RESULT
--------------------------------------------------------------------------------
1. On CARGO COMPT SMOKE On CARGO COMPT SMOKE
DET panel 433VU: DET panel 433VU:
- release BULK/LOOP B push- - OFF legend comes on.
button switch 26WH. On WLDP:
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 20 of 106
JUN 01/2012