DOC AIRBUS | AMM A320FInstallation of the Heated Floor Panels at Door 1
TASK 25-27-51-400-002-A
Installation of the Heated Floor Panels at Door 1
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
B. Consumable Materials
C. Referenced Information
3. Job Set-up
Subtask 25-27-51-860-051-A ** ON A/C NOT FOR ALL
Subtask 25-27-51-910-051-A ** ON A/C NOT FOR ALL
Subtask 25-27-51-410-051-A ** ON A/C NOT FOR ALL
[Rev.10 from 2021]
2026.04.01 12:47:17 UTC
Installation of the Heated Floor Panels at Door 1
WARNING:
BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.
FIN: 30DS ** ON A/C NOT FOR ALL
FIN: 31DS ** ON A/C NOT FOR ALL
FIN: 32DS ** ON A/C NOT FOR ALL
FIN: 33DS ** ON A/C NOT FOR ALL
1. Reason for the JobFIN: 31DS ** ON A/C NOT FOR ALL
FIN: 32DS ** ON A/C NOT FOR ALL
FIN: 33DS ** ON A/C NOT FOR ALL
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment
| REFERENCE | QTY | DESIGNATION |
|---|---|---|
| No specific | 1 | SCRAPER - NON METALLIC |
| No specific | Torque wrench: range to between 0.46 and 0.38 m.daN (40.71 and 33.63 lbf.in )  |
| REFERENCE | DESIGNATION |
|---|---|
| (Material No.05RAM1) | Adhesive Film Tape-- Film Polyester Transparent Low Adhesion - |
| (Material No.06AAB1) | Polysulfide Sealant-General Purpose Fillet - |
| (Material No.06LCG9) | Non Hardening Jointing Putty-Medium Temp. Area - - |
| (Material No.08BAA9) | Non Aqueous Cleaner-General - - |
| (Material No.14JAB1) | Sealing Profile-- Silicone Foam - |
| (Material No.14RBA1) | Cord-Ligature - - |
| (Material No.14SBA1) | Textile-Lint free Cotton - |
| REFERENCE | DESIGNATION |
|---|---|
| TASK 20-28-00-912-802-A | Electrical Bonding - General Maintenance Procedure |
| TASK 24-42-00-861-001-A | Energize the Ground Service Network from the External Power |
| TASK 24-42-00-862-001-A | De-energize the Ground Service Network Supplied from the External Power |
| TASK 25-27-00-740-001-A | Bite Test of the Heated Floor Panel System |
| TASK 25-28-42-010-001-A | Remove the Floor Covering above the Heated Floor Panels |
| TASK 25-28-42-410-001-A | Install the Floor Covering above the Heated Floor Panels |
| TASK 52-10-00-010-001-A | Opening of the Passenger/Crew Door |
| TASK 52-10-00-410-001-A | Closing of the Passenger/Crew Door |
Heated Floor Panel 31DS (30DS), 33DS (32DS)Subtask 25-27-51-860-051-A ** ON A/C NOT FOR ALL
A. Aircraft Maintenance Configuration
(1) Make sure the ground service network is energized (Ref. AMM TASK 24-42-00-861-001).
(2) Make sure that the forward passenger/crew door is open (Ref. AMM TASK 52-10-00-010-001).
(3) Make sure that the NTF is removed (Ref. AMM TASK 25-28-42-010-001).
Subtask 25-27-51-865-060-A ** ON A/C NOT FOR ALL (1) Make sure the ground service network is energized (Ref. AMM TASK 24-42-00-861-001).
(2) Make sure that the forward passenger/crew door is open (Ref. AMM TASK 52-10-00-010-001).
(3) Make sure that the NTF is removed (Ref. AMM TASK 25-28-42-010-001).
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:
4. Procedure| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DOOR AREA HTG PANELS-CTL | 54DS | A07 |
| 2000VU | DR AREA HTG PNLS-DR1-FPH-RH | 52DS | A06 |
| 2000VU | DR AREA HTG PNLS-DR1-FPH-LH | 51DS | A05 |
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DR AREA HTG PNLS-CTL | 3DS | F08 |
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DR AREA HTG PNLS-DOOR1-FPH-RH | 52DS | F06 |
| 2000VU | DR AREA HTG PNLS-DOOR1-FPH LH | 51DS | F05 |
Subtask 25-27-51-910-051-A ** ON A/C NOT FOR ALL
A. Preparation for the Installation
(1) Remove the old sealant from the heated floor panel and the component interfaces and/or the adjacent area with a SCRAPER - NON METALLIC.
(2) Clean the component interfaces and the adjacent area.
(3) Make sure that the parts retained from the removed component are clean and in the correct condition.
(4) Do an inspection of the component interfaces and the adjacent area.
Subtask 25-27-51-420-051-A ** ON A/C NOT FOR ALL (1) Remove the old sealant from the heated floor panel and the component interfaces and/or the adjacent area with a SCRAPER - NON METALLIC.
(2) Clean the component interfaces and the adjacent area.
CAUTION:
USE ONLY ISOPROPYL ALCOHOL AS AN ANTI-FREEZE MIXTURE. METHANOL CAN CAUSE CORROSION OF THE TITANIUM PARTS OF THE ENGINE.
(a) Clean the interfaces and/or the adjacent area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and a lint-free cloth Textile-Lint free Cotton - (Material No.14SBA1) (3) Make sure that the parts retained from the removed component are clean and in the correct condition.
(4) Do an inspection of the component interfaces and the adjacent area.
B. Installation of the Heated Floor Panels
(1) Remove the CAP-BLANKING from each electrical connector and receptacle.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Put the bonding strap (5) in position and install the washer (6) and the nut (7) (Ref. AMM TASK 20-28-00-912-802).
(5) Install the screws:
(a) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the screws (1).
(b) Install the screws (1) and TORQUE them to between 0.46 and 0.38 m.daN (40.71 and 33.63 lbf.in ).
(a) Put the ligature cord Cord-Ligature - - (Material No.14RBA1) in position 200.0 mm (8.0 in.) more than the floor panel ends.
(b) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) in the gap between the floor panel (2) and the floor structure.
(c) Make a loop end of the ligature cord ends and press it into the sealant.
(d) Apply Adhesive Film Tape-- Film Polyester Transparent Low Adhesion - (Material No.05RAM1) to all sealed floor panel gaps.
(7) Make sure that the placards are installed, if removed (Ref. AMM D/O 11-32-25-00).
Subtask 25-27-51-865-061-A ** ON A/C NOT FOR ALL (1) Remove the CAP-BLANKING from each electrical connector and receptacle.
(2) Make sure that all the electrical connections are clean and in the correct condition.
(3) Put the bonding strap (5) in position and install the washer (6) and the nut (7) (Ref. AMM TASK 20-28-00-912-802).
CAUTION:
MAKE SURE THAT THE BONDING STRAP(S) IS(ARE) CONNECTED BEFORE YOU CONNECT THE ELECTRICAL CONNECTOR(S).
(4) Hold the floor panel assembly (2) above the installation position, connect the electrical connector (3) and put the floor panel assembly in position. (5) Install the screws:
(a) Apply Non Hardening Jointing Putty-Medium Temp. Area - - (Material No.06LCG9) to the screws (1).
(b) Install the screws (1) and TORQUE them to between 0.46 and 0.38 m.daN (40.71 and 33.63 lbf.in )
. NOTE: If the heated floor panels are not flush, you can use sealing tape to adjust the height Sealing Profile-- Silicone Foam - (Material No.14JAB1) .
(6) Apply the sealant: (a) Put the ligature cord Cord-Ligature - - (Material No.14RBA1) in position 200.0 mm (8.0 in.) more than the floor panel ends.
(b) Apply Polysulfide Sealant-General Purpose Fillet - (Material No.06AAB1) in the gap between the floor panel (2) and the floor structure.
(c) Make a loop end of the ligature cord ends and press it into the sealant.
(d) Apply Adhesive Film Tape-- Film Polyester Transparent Low Adhesion - (Material No.05RAM1) to all sealed floor panel gaps.
(7) Make sure that the placards are installed, if removed (Ref. AMM D/O 11-32-25-00).
C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
Subtask 25-27-51-740-051-A ** ON A/C NOT FOR ALL 5. Close-up| PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DOOR AREA HTG PANELS-CTL | 54DS | A07 |
| 2000VU | DR AREA HTG PNLS-DR1-FPH-RH | 52DS | A06 |
| 2000VU | DR AREA HTG PNLS-DR1-FPH-LH | 51DS | A05 |
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DR AREA HTG PNLS-CTL | 3DS | F08 |
| ** ON A/C NOT FOR ALL | |||
| 2000VU | DR AREA HTG PNLS-DOOR1-FPH-RH | 52DS | F06 |
| 2000VU | DR AREA HTG PNLS-DOOR1-FPH LH | 51DS | F05 |
Subtask 25-27-51-410-051-A ** ON A/C NOT FOR ALL
A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the NTF (Ref. AMM TASK 25-28-42-410-001).
(3) Close the forward passenger/crew door (Ref. AMM TASK 52-10-00-410-001).
Subtask 25-27-51-862-051-A ** ON A/C NOT FOR ALL (1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the NTF (Ref. AMM TASK 25-28-42-410-001).
(3) Close the forward passenger/crew door (Ref. AMM TASK 52-10-00-410-001).