ATA 21 Aircondition Trouble Shoot

Training Manual A319 / A320 / A321 ATA 21 Air Conditioning Trouble Shooting Course Notes

WF-B12 E / M

Book Book No: No:

LH A319 A319/20 /20/21 /21 21TS 21TS B1 B12E/ 2E/M M

Lufthansa Technical Training GmbH Lufthansa Base

Issue: Issue: OCT OCT. 95 95 For Training Purposes Only  Lufthansa 1995

For training purpose and internal use only. Copyright by Lufthansa Technical Training GmbH. All rights reserved. No parts of this training manual may be sold or reproduced in any any form without permission of:

Lufthansa Technical Training GmbH Lufthansa Base Frankfurt D-60546 Frankfurt/Main Tel. +49 +49 69 / 696 41 41 78 Fax +49 69 / 696 63 84 84 Lufthansa Base Hamburg Weg beim Jäger 193 D-22335 Hamburg Tel. +49 40 / 5070 24 13 Fax +49 40 / 5070 47 46

For training purpose and internal use only. Copyright by Lufthansa Technical Training GmbH. All rights reserved. No parts of this training manual may be sold or reproduced in any any form without permission of:

Lufthansa Technical Training GmbH Lufthansa Base Frankfurt D-60546 Frankfurt/Main Tel. +49 +49 69 / 696 41 41 78 Fax +49 69 / 696 63 84 84 Lufthansa Base Hamburg Weg beim Jäger 193 D-22335 Hamburg Tel. +49 40 / 5070 24 13 Fax +49 40 / 5070 47 46

TABLE OF CONTENTS

ATA 21 AIR CONDIT CONDITIONI IONING NG TROU TROUBLE BLE SHOOTIN SHOOTING G COURSE NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING VIA CFDS . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . M.E.L. PROCEDURE EXAMPLE . . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . .

2 3 8 14 15 24 30 31 39 44 45 46 52 53 58

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TABLE OF CONTENTS

ATA 21 AIR CONDIT CONDITIONI IONING NG TROU TROUBLE BLE SHOOTIN SHOOTING G COURSE NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING VIA CFDS . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . M.E.L. PROCEDURE EXAMPLE . . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . . TROUBLE SHOOTING EXAMPLE . . . . . . . . . . . . . . . . . . .

2 3 8 14 15 24 30 31 39 44 45 46 52 53 58

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TABLE OF FIGURES Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35

TSM Page 1 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 6 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 7of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Task Supporting Data ( Zone Controller ) . . . . . . . . TS M P a g e 1 o f 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 1 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 2 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 3 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS TEMP. CONT. MENU . . . . . . . . . . . . . . . . . . . . . . . AMM Page 1 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 2 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 3 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASM Page 1 of 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page1 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MEL Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS AEVC MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 5 6 7 9 10 11 12 13 16 17 18 19 20 21 22 23 25 26 27 28 29 32 33 34 35 36 37 38 40 41 42 43 47 48

Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Figure 43 Figure 44 Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51

TSM Page 2 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS CPC MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 6 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 7 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 8 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 9 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 10 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 11 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Task Supporting Data . . . . . . . . . . . . . . . . . . . . . . . .

49 50 51 54 55 56 57 59 60 61 62 63 64 65 66 67

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TABLE OF FIGURES Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35

TSM Page 1 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 6 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 7of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Task Supporting Data ( Zone Controller ) . . . . . . . . TS M P a g e 1 o f 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 1 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 2 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 3 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS TEMP. CONT. MENU . . . . . . . . . . . . . . . . . . . . . . . AMM Page 1 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 2 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Page 3 of 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ASM Page 1 of 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page1 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 7 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MEL Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . AMM Pageblock 401 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS AEVC MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 5 6 7 9 10 11 12 13 16 17 18 19 20 21 22 23 25 26 27 28 29 32 33 34 35 36 37 38 40 41 42 43 47 48

Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Figure 43 Figure 44 Figure 45 Figure 46 Figure 47 Figure 48 Figure 49 Figure 50 Figure 51

TSM Page 2 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 1 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 2 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 3 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 4 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CFDS CPC MENU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 5 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 6 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 7 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 8 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 9 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 10 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Page 11 of 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TSM Task Supporting Data . . . . . . . . . . . . . . . . . . . . . . . .

49 50 51 54 55 56 57 59 60 61 62 63 64 65 66 67

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g n i n i a r T l a c i n h c e T a s n a h t f u L

AIR CONDITIONING TROUBLE SHOOTING

A320 / A321 21

ATA 21

AIR AI R CON CONDI DITI TION ONIN ING G TRO TROUB UBLE LE SH SHOO OOTI TING NG CO COUR URSE SE NO NOTE TES S

y l n O s e s o p r u P g n i n i a r T r o F

FRA FRA US-T US-T Bu Bu OCT OCT.95 .95

Page Page:: 1



A320 / A321 21

ATA 21

AIR AI R CON CONDI DITI TION ONIN ING G TRO TROUB UBLE LE SH SHOO OOTI TING NG CO COUR URSE SE NO NOTE TES S


FRA FRA US-T US-T Bu Bu OCT OCT.95 .95


Page Page:: 1


A320-211 21-63

TROUBLE SHOOTING EXAMPLE This example shows a Trouble Shooting Shooting sequence for the the ATA ATA 21-63 chapter.

The aircraft has the following Complaint in the Loog Book:

TECHNICAL LOG BOOK Complaint:

A/C REG: DATE: FLIGHT No.: LEG: Action:

D- AIPK 09.05.95 LH 4721 AGP - FRA

During Climb: ”HOT AIR FAULT LIGHT” illuminated ECAM WARNING: ”FWD DUCT OVHT” y l n O s e s o p r u P g n i n i a r T r o F

The flight was continued with the system switched OFF.

FRA US-T Bu Bu

OCT.95

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A320-211 21-63

TROUBLE SHOOTING EXAMPLE This example shows a Trouble Shooting Shooting sequence for the the ATA ATA 21-63 chapter.

The aircraft has the following Complaint in the Loog Book:

TECHNICAL LOG BOOK Complaint:

A/C REG: DATE: FLIGHT No.: LEG: Action:

D- AIPK 09.05.95 LH 4721 AGP - FRA

During Climb: ”HOT AIR FAULT LIGHT” illuminated ECAM WARNING: ”FWD DUCT OVHT” y l n O s e s o p r u P g n i n i a r T r o F

The flight was continued with the system switched OFF.

FRA US-T Bu Bu


OCT.95

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A320-211 21-63

TROUBLE SHOOTING EXAMPLE The Log Book entry is confirmed by the POST FLIGHT REPORT but there is no failure message! The next step is to enter the Trouble Shooting Manual (TSM) (TSM) to find the Trouble Shooting Procedure / Test which has to be done to find the cause of the ECAM Warning. MAINTENANCE POST FLIGHT REPORT A/C ID D-AIPK

DATE 09MAY 09MAY

GMT 1520/0946

FLTN LH4721

CITY PAIR LEMG EDDF

ECAM WARNING MESSAGES GMT PH ATA ATA 0348 05 21-63 COND FWD CAB DUCT OVHT FAILURE MESSAGES 0944 0944 0944 0944 0944 0945 0945 0946 0946


FRA US-T Bu Bu

OCT.95

32-31-71 NO LGCIU 2 DATA CFDS 31-33-52 QAR FDIU 31-33-52 QAR TAPE LOW FDIU XX-XX-XX VOR-2: NO DATA DATA FROM VOR 2 CONTROL SOURCE -AFS 22-82-12 AFS: MCDU 1 RTOK AFS 34-12-34 AFS: ADIRU AFS - BSCU B 26-17-34 NO SDCU DATA CFDS

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A320-211 21-63

TROUBLE SHOOTING EXAMPLE The Log Book entry is confirmed by the POST FLIGHT REPORT but there is no failure message! The next step is to enter the Trouble Shooting Manual (TSM) (TSM) to find the Trouble Shooting Procedure / Test which has to be done to find the cause of the ECAM Warning. MAINTENANCE POST FLIGHT REPORT A/C ID D-AIPK

DATE 09MAY 09MAY

GMT 1520/0946

FLTN LH4721

CITY PAIR LEMG EDDF

ECAM WARNING MESSAGES GMT PH ATA ATA 0348 05 21-63 COND FWD CAB DUCT OVHT FAILURE MESSAGES 0944 0944 0944 0944 0944 0945 0945 0946 0946


FRA US-T Bu Bu

1 1 2 0 2 3 A

3 6 1 2

OCT.95

32-31-71 NO LGCIU 2 DATA CFDS 31-33-52 QAR FDIU 31-33-52 QAR TAPE LOW FDIU XX-XX-XX VOR-2: NO DATA DATA FROM VOR 2 CONTROL SOURCE -AFS 22-82-12 AFS: MCDU 1 RTOK AFS 34-12-34 AFS: ADIRU AFS - BSCU B 26-17-34 NO SDCU DATA CFDS

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4 : e g a P

7 f o 1 e g a P M S

1 1 2 0 2 3 A

3 6 1 2

4 : e g a P

7 f o 1 e g a P M S T 1 e r u g i F

5 9 . T C O

G N I G T N I O N O O I H T S I D E N L B O C U O R I R A T


u B T S U A R F


1 1 2 0 2 3 A

3 6 1 2

5 : e g a P


5 9 . T C O



u B T S U A R F


1 1 2 0 2 3 A

3 6 1 2

6 : e g a P


5 9 . T C O



u B T S U A R F


ATA 21 Aircondition Trouble Shoot

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