3. Job Set-up
__________
 Subtask 23-44-41-865-050

 A. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
**ON A/C 001-049, 051-099, 101-105, 201-299,
 49VU COM/CIDS/DIR 1 AND 2/ESS 150RH G02 R **ON A/C 106-149, 151-199, 301-399, 401-499,
 49VU COM DIR ESS/1 150RH G01 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,
 121VU COM NAV/CIDS/DIR 1 AND 2/NORM 151RH M05 **ON A/C 301-399,
 121VU COM NAV/CIDS/DIR NORM/1 151RH M06 **ON A/C ALL
 Subtask 23-44-41-860-050
 B. Aircraft Maintenance Configuration
 (1)
 On the panel 115VU:

 -Put a warning notice to tell persons not to start the engine 1(2).

 (2)
 Make sure that the engine 1(2) has been shutdown for at least 5 minutes.

 (3)
 On the panel 50VU:

 -Make sure that the ON legend of the ENG/FADEC GND PWR 1(2) pushbutton switch is off.
 -Install a warning notice.
 1EFF : ALL 1 23-44-41Page 402 1 1 Aug 01/05 1 1 1CES 1 1EFF : ALL 1 23-44-41Page 403 1 1 Aug 01/05 1 1 1CES 1

 Subtask 23-44-41-941-050
 C. Put the access platform in position to give access to the air intake cowl.
 4. Procedure_________
 (Ref. Fig. 401/TASK 23-44-41-991-400)
 Subtask 23-44-41-020-051
R  A. Removal of the Maintenance Interphone Jack BEFORE SPIB CFM02189MW1
 (1) Remove the screws (55) that attach the cover (60) to the air intake cowl.
 (2) Pull the cover (60) and attached interphone jack-assembly from the air intake cowl.
R  (3) Remove the screws (50) that hold the mounting plate (35), the shell (25), and the retainer (20) to the cover (60). AFTER SPIB CFM02189MW1 
R R  (4) Remove the screws (105) and (110) that attach the anti-ice vent panel to the air intake cowl outer barrel. 
R R  (5) Remove the anti-ice vent panel. 
R R  (6) Remove the screws (50) that hold the mounting plate (35), the shell (25), and the retainer (20) to the air intake cowl outer barrel. 
R R R R  (7) Get acces to the interphone jack-assembly through the anti-ice vent opening. END SPIB CFM02189MW1 
R  (8) Loosen the coupling nut (5) and remove it from the shell (25). 
R R  (9) Move the coupling nut (5), the two pressure plates (10) and the gland (15) to the rear away from the phone jack. 
R R  (10) Remove the nut (45) and the lockwasher (40) that hold the phone jack to the mounting plate (35).

 Air Intake Cowl Interphone Jack Figure 401/TASK 23-44-41-991-400
 1EFF : 1 1R 1CES  ALL  1 11 1 23-44-41 Page 404 Feb 01/00

R  (11) Remove the screws (80), the washers (75), the lockwashers (70), and 
R  the nuts (65) that connect the electrrical wires to the interphone 
R  jack (30). 
R  (12) Disconnect the electrical wires from the interphone jack (30). 
R  (13) Remove the interphone jack (30) from the wire harness. 
R  (14) Install protective covers on the interphone jack (30), and isolate 
R  the wires.

 1EFF : ALL 1 23-44-41Page 405 1 1 Aug 01/05 1 1 1CES 1

 TASK 23-44-41-000-004 Removal of the Ground Jack from the Air Intake Cowl (4000VC) WARNING : BE CAREFUL WHEN YOU WORK ON THE ENGINE COMPONENTS IMMEDIATELY AFTER
_______ THE ENGINE IS SHUTDOWN. THE ENGINE COMPONENTS CAN STAY HOT FOR UP TO ONE HOUR.
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
 No specific warning notice
 No specific access platform 2 m (6 ft. 7 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
23-44-41-991-400 Fig. 401
 1EFF : ALL 1 23-44-41Page 406 1 1 Aug 01/05R 1 1 1CES 1

 3. Job Set-up
__________
 Subtask 23-44-41-865-053

 A. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
　
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