Installation of the Spring Rods (FR65, FR68, FR72 , FR74 and FR80)

TASK 36-12-11-400-001-A
Installation of the Spring Rods (FR65, FR68, FR72 , FR74 and FR80)

WARNING: MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START WORK. PRESSURIZED AIR CAN CAUSE INJURY TO PERSONNEL.

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE
No specific	1	WARNING NOTICE(S)
No specific	Torque wrench: range to between 1.06 and 0.82 m.daN (93.81 and 72.57 lbf.in )

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
161DW, 312AR, 314AR, 315AL, 316AR

C. Referenced Information

REFERENCE	DESIGNATION
TASK 25-55-12-000-001-A	Removal of the Aft Cargo-Compartment Partition at FR65
TASK 25-55-12-400-001-A	Installation of the Aft Cargo-Compartment Partition at FR65
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A	Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
Spring Rods (FR65, FR68, FR72, FR74 and FR80)

3. Job Set-up
Subtask 36-12-11-860-051-A

A. Aircraft Maintenance Configuration
(1) In the cockpit, on the overhead panel, on AIR COND panel 30VU:

Make sure that the WARNING NOTICE(S) is (are) in position to tell persons not to push the APU BLEED pushbutton switch.

(2) Make sure that the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE is in position at the aft cargo-compartment door.
(3) Make sure that the ACCESS PLATFORM 4M (13 FT)-ADJUSTABLE is in position at the applicable access door 312AR, 314AR, 315AL and 316AR.

Subtask 36-12-11-865-051-A

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
49VU	AIR BLEED/X FEED/VALVE/BAT	2HV	D13
121VU	APU/APU/CTL	2KD	L42
121VU	APU/ECB/SPLY	1KD	L41
122VU	AIR BLEED/X FEED VALVE/NORM	1HV	Z20

Subtask 36-12-11-010-051-A

C. Get Access
(1) Make sure that the aft cargo-compartment door is open (Ref. AMM TASK 52-30-00-860-001).
(2) Make sure that partition panel 161DW is removed (Ref. AMM TASK 25-55-12-000-001).
(3) Make sure that access doors 312AR, 314AR, 315AL and 316AR are open.

Subtask 36-12-11-210-050-A

D. Inspection of the Spring Rod
(1) Make sure that the spring rod is not damaged and does not have corrosion.
(2) Make sure that the piston part of the spring rod moves freely in the cylinder part.
(3) Make sure that you can see the threaded end of the spring rod through the inspection hole.

4. Procedure
Subtask 36-12-11-420-050-B

A. Installation of the Spring Rods

NOTE: The installation procedure for all the spring rods is the same.

(1) Put the spring rod (4) in position between the brackets.
(2) Install the bolts (1) in the brackets.
(3) Install the washers (2) and the nuts (3) on the bolts (1).
(4) Torque the nuts (3) to between 1.06 and 0.82 m.daN (93.81 and 72.57 lbf.in )

5. Close-up
Subtask 36-12-11-410-050-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close access doors 312AR, 314AR, 315AL and 316AR.
(3) In the aft cargo compartment install partition panel 161DW (Ref. AMM TASK 25-55-12-400-001).
(4) Close the aft cargo-compartment door (Ref. AMM TASK 52-30-00-860-002).

Subtask 36-12-11-942-052-A

B. Put the aircraft back to its initial configuration.
(1) Remove the access platform(s).
(2) Remove the WARNING NOTICE(S).

Subtask 36-12-11-865-052-A

C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
49VU	AIR BLEED/X FEED/VALVE/BAT	2HV	D13
121VU	APU/APU/CTL	2KD	L42
121VU	APU/ECB/SPLY	1KD	L41
122VU	AIR BLEED/X FEED VALVE/NORM	1HV	Z20

[Rev.10 from 2021] 2026.04.01 01:15:28 UTC