(6) Put blanking plugs on the disconnected line ends. R **ON A/C 106-149, 211-299, 301-399, 401-499,
Subtask 36-11-43-020-052-B
A. Removal of the Fan Air Valve Control Thermostat
(1)
Remove and discard the lockwire from the sense line (1).
(2)
Disconnect the sense line (1) from the union (9).
(3)
Remove the bolts (8) and (2) and the washers (5).
(4)
Remove the nut plate (4).
(5)
Remove the thermostat (3).
(6)
Remove the packing (7) and discard it.
(7)
Put blanking plugs on the disconnected line ends.
R **ON A/C ALL
TASK 36-11-43-400-001
Installation of the Fan Air Valve Control Thermostat (7170HM1, 7170HM2)
WARNING : MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START
_______ WORK ON THE PNEUMATIC SYSTEM.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice No specific access platform 2 m (6 ft. 7 in.) No specific Torque Wrench : range 0.20 to 3.60 m.daN
(2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 06-006 USA DOD-L-25681
ANTI-SEIZE COMPOUND (Ref. 20-31-00) Material No. 19-018 USA AMS 5687
LOCKWIRE 0.6 MM (Ref. 20-31-00)
C. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
7 packing 36-11-06 06B-050 7 packing 36-11-06 06C-050
D. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
20-21-12-911-001 Tightening Torques for Pipes Unions (not for OXYGEN unions) 24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-210,
36-11-43-991-001 Fig. 401
R **ON A/C 106-149, 211-299, 301-399, 401-499,
36-11-43-991-001-A Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 36-11-43-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).
(2)
Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3)
On the AIR COND panel 30VU:
-
Make sure that the ENG 1(2) BLEED pushbutton switch is released (the OFF legend is on).
-
Make sure that the APU BLEED pushbutton switch is released (the ON legend is off).
-
Make sure that the warning notice to tell persons not to operate the pneumatic system is in position.
(4)
On the ENG panel 115VU:
-Make sure that the warning notice to tell persons not to start the engine 1(2) is in position.
(5)
On the HP ground connector:
-Make sure that the warning notice to tell persons not to pressurize the pneumatic system is in position.
(6)
On the ENG section of the maintenance panel 50VU:
-
Make sure that the ON legend of the ENG/FADEC GND PWR 1(2) pushbutton switch is off.
-
Make sure that the warning notice to tell persons not to energize the FADEC 1(2) is in position.
(7)
Make sure that the access platform is in position below the engine.
Subtask 36-11-43-010-053
B. Get Access
(1) Make sure that the access door is open:
FOR 7170HM1
413DL
FOR 7170HM2
423DL
Subtask 36-11-43-865-057
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR BLEED/ENG 1/CTL 3HA1 D12 49VU AIR BLEED/ENG 1/MONG 2HA1 D11 122VU AIR BLEED/ENG 2/CTL 3HA2 Z23 122VU AIR BLEED/ENG 2/MONG 2HA2 Z22
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