Installation of the PS13 Line [CFMI]

TASK 72-23-00-400-041-A
Installation of the PS13 Line

FIN: 1000EM1 ** ON A/C NOT FOR ALL
FIN: 1000EM2 ** ON A/C NOT FOR ALL

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

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	WARNING NOTICE(S)
No specific	Torque wrench: range to between 55 and 50 lbf.in (0.62 and 0.57 m.daN )
No specific	Torque wrench: range to between 150 and 135 lbf.in (1.70 and 1.53 m.daN )

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.CP2101)	graphite grease
(Material No.CP2104)	molykote G rapid
(Material No.CP8001)	lockwire 0.032 in. (0.8 mm) dia.
(Material No.CP8002)	lockwire 0.032 in. (0.8 mm) dia

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
FOR [1000EM1] (ENGINE-1)
437AL, 438AR
FOR [1000EM2] (ENGINE-2)
447AL, 448AR

D. Referenced Information

REFERENCE	DESIGNATION
TASK 71-13-00-010-040-A	Opening of the Fan Cowl Doors
TASK 71-13-00-410-040-A	Closing of the Fan Cowl Doors
PS13 Line

3. Job Set-up
Subtask 72-23-00-860-057-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) On the center pedestal, on the ENG panel 115VU, make sure that a WARNING NOTICE(S) is in position to tell persons not to start the engine.
(2) On the overhead maintenance panel 50VU, make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off. Make sure that a WARNING NOTICE(S) is in position to tell persons not to energize the FADEC 1(2).
(3) Make sure that the ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE is in position.

Subtask 72-23-00-010-082-A ** ON A/C NOT FOR ALL

B. Make sure that the fan cowl doors are open: (Ref. AMM TASK 71-13-00-010-040)
(1) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(2) FOR [1000EM2] (ENGINE-2)
447AL 448AR

4. Procedure
Subtask 72-23-00-420-058-A ** ON A/C NOT FOR ALL

A. Installation of the PS13 Line
(1) Install the PS13 tube as follows:
(a) Set the PS13 tube in position on the fan frame, along flange H.
(b) Lubricate the threads of the PS13 nipple with molykote G rapid (Material No.CP2104) .
(c) Connect the PS13 tube (10) to the PS13 boss nipple. Tighten the connecting nut by hand.
(d) Lubricate the threads of the bolts with graphite grease (Material No.CP2101) .
(e) Attach the PS13 tube as follows:

REMOVE	FROM	NOTE
Plastic bushing (80) Inner spring clip (70) Outer spring clip (40) Bolt (30) Nut (60)	Bracket (50)	On flange G, at the 5 o'clock position (Detail C)
Plastic bushings (100) Inner spring clips (140) Outer spring clips (110) Bolts (90) Nuts (120)	Brackets (130)	On flange H, from the 2 o'clock to the 4 o'clock positions (4 locations) (Detail D)

(2) Install the PS13 hose (20) as follows:
(a) Lubricate the threads of unions with molykote G rapid (Material No.CP2104) .
(3) Connect the PS13 hose (20) to the PS13 tube (10) and to the PS13 nipple on ECU. Tighten the connecting nuts by hand.
(4) Make sure that the tubes are not stressed.
(5) Torque the connecting nuts:

CAUTION: USE 2 WRENCHES TO REMOVE/INSTALL THE TUBE UNION NUT: ONE TO HOLD THE FITTING, THE OTHER TO LOOSE/TORQUE THE NUT. OTHERWISE, DAMAGE TO THE HARDWARE CAN OCCUR.

(a) TORQUE the connnecting nuts to between 150 and 135 lbf.in (1.70 and 1.53 m.daN )

and safety with CP8001lockwire 0.032 in. (0.8 mm) dia. or CP8002lockwire 0.032 in. (0.8 mm) dia.
(b) TORQUE the nuts (50) and (130) to between 55 and 50 lbf.in (0.62 and 0.57 m.daN )

5. Close-up
Subtask 72-23-00-410-076-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) Close the fan cowl doors (Ref. AMM TASK 71-13-00-410-040):
(3) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(4) FOR [1000EM2] (ENGINE-2)
447AL 448AR
(5) Remove the access platform(s).
(6) Remove the WARNING NOTICE(S).

[Rev.10 from 2021] 2026.04.02 07:32:39 UTC