S 214-026-B00
(11)
Make sure that the mating surfaces are clean and bright and connect the bonding jumper to the correct attachment at one of the two sides of the radome hinge.
S 764-027-B00
(12)
If there is an electrical interference in the ADF system, you must do this step:
(a) Make sure that the bonding resistance between the bonding jumper and the radome is not more than 0.001 ohm.
NOTE: If a clip is not serviceable, you must remove it and
____ install it after you clean the mating surface between the clip and the structure. You clean it to remove all the sealant or the unwanted material which causes high resistance.
S 214-028-B00
(13)
With the radome in a closed position, make sure the screw holes of the radome attachment are aligned with the holes in the attachment clips.
S 434-029-B00
(14)
If the adjustment is necessary, do these steps:
(a)
Put a mandrel or equivalent tool of applicable diameter in the applicable screw holes in the radome and the clip.
(b)
Apply the leverage to move the holes align.
(c)
Make sure not to damage the radome or the clip by use of too much force.
S 434-030-B00
(15) Install the screws with the antiseize compound, BMS3-28 in the aft edge of the radome. Torque the screws to 120-150 inch-pounds.
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A
737-300/400/500MAINTENANCE MANUAL
S 214-031-B00
(16)
Make sure the seal engages correctly and the radome clearances are correct.
S 864-033-B00
(17)
Close all WEATHER RADAR circuit breakers on the P6 or the P18 circuit breaker panel.
NOTE: See the Weather Radar System coverage for the airplane
____
(34-41-11/401).
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737-300/400/500MAINTENANCE MANUAL
NOSE RADOME - INSPECTION/CHECK
______________________________
1. General
_______
A. This procedure contains one task. This task is the check of the nose radome.
TASK 53-52-00-206-001-B00
2. Do a Check of the Nose Radome
_____________________________
A. Special Tools and Equipment
(1)
Indicator, Radome Moisture
(Model: A8-AF, P/N: 5574 (115V) or 6507 (220V))
Moisture Register Products
P.O. Box 369
LaVerne, CA 91750-0369
Phone: (909) 392-5833
Fax: (909) 392-5838
(2)
Milliohmmeter - 1 to 100 milliohms
B. References
(1)
AMM 05-51-27/201, Lightning Strike
(2)
AMM 53-52-31/401, Glide Slope Antenna Director Bar
(3)
AMM 53-52-00/401, Nose Radome - Removal/Installation
C. Access
(1) Location Zones
201 Radome
D. Procedure - Do a Check of the Nose Radome
S 216-002-B00
(1)
You must do a check of the nose radome to see if there are lightning strikes (AMM 05-51-27/201).
S 216-003-B00
(2)
Do a check for damage such as holes, scuffs, cracks, blisters, and delamination.
NOTE: You can see the delamination if you lightly hit the
____ radome skin with a small metal object such as a short socket extension.
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