R **ON A/C 001-049, 051-099, 101-149, 201-299,
 34-53-11-991-001  Fig. 401
 1EFF : ALL 1 34-53-11Page 401 1 1 May 01/05 1 1 1CES 1 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------

R **ON A/C 151-199, 401-499,
 34-53-11-991-001-A Fig. 401A
 **ON A/C 301-399,

 34-53-11-991-001-B Fig. 401B
 **ON A/C ALL

 3. Job Set-up
__________
 Subtask 34-53-11-861-050

 A. Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 Subtask 34-53-11-865-050
 B. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU NAV/ADF/1 1RP1 H14 121VU COM NAV/ADF/2 1RP2 K02
 4. Procedure
_________
 **ON A/C 001-049, 051-099, 101-149, 201-299,

 (Ref. Fig. 401/TASK 34-53-11-991-001) R **ON A/C 151-199, 401-499,
 (Ref. Fig. 401A/TASK 34-53-11-991-001-A)
 1EFF : ALL 1 34-53-11Page 402 1 1 Aug 01/05 1 1 1CES 1

 ADF Loop and Sense Antennas.
 Figure 401/TASK 34-53-11-991-001

R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 34-53-11Page 403 1 1 May 01/05 1 1 1CES 1

 ADF Loop and Sense Antennas.
 Figure 401A/TASK 34-53-11-991-001-A

R 1EFF : 151-199, 401-499, 1 34-53-11Page 404 1 1 Aug 01/05 1 1 1CES 1R **ON A/C 301-399,

R (Ref. Fig. 401B/TASK 34-53-11-991-001-B) **ON A/C ALL
 Subtask 34-53-11-010-050
 A. Get Access
 (1)
 Put the access platform in position.

 (2)
 Safety Precautions WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL

_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
 Subtask 34-53-11-020-051
 B. Removal of the ADF Loop and Sense Antenna
 (1)
 Remove the bolts (1) from the antenna (2).

 (2)
 Lift the antenna (2) until you can see the coaxial cable connector (5).

 (3)
 Disconnect the coaxial cable connector (5) from the antenna connector.

 NOTE : The coaxial cable (6) must not go into the fuselage.
____
 (4)
 Remove and discard the O-ring (3).

 (5)
 Remove the antenna (2) and the gasket (4).

 (6)
 Put blanking caps on the disconnected electrical connectors.

 1EFF : ALL 1 34-53-11Page 405 1 1 May 01/04 1 1 1CES 1

R  ADF Loop and Sense Antennas. 
R  Figure 401B/TASK 34-53-11-991-001-B 
R 1EFF :  301-399,  1  34-53-11 Page 406 
1  1  May 01/04
 1  1
 1CES  1

 (7)
 Put masking tape around the coaxial cable (6) and attach it to the fuselage.

 (8)
 Remove the sealant with a nonmetallic scraper and clean the fuselage structure with the CLEANING AGENTS (Material No. 11-010).

 1EFF : ALL 1 34-53-11Page 407 1 1 May 01/04R 1 1 1CES 1

 TASK 34-53-11-400-001
 Installation of the ADF Loop and Sense Antenna

R WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
_______ R - FLUSH IT AWAY WITH CLEAN WATER R - GET MEDICAL AID.
 WARNING : DO NOT GET THE COMPOUND ON YOUR SKIN.
_______
 IF YOU DO:

 -RUB IT OFF IMMEDIATELY WITH A CLEAN CLOTH
 -WASH THE SKIN WITH SOAP AND RINSE WITH CLEAN WATER.
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific lint free cloth
 No specific access platform 6.0 m (19 ft. 8 in.)

 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
　
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