Special Brackets and Fabricated Components, ECU Support Frame

TM 55-4920-440-13&P

3-17. Special Brackets and Fabricated Components, ECU Support Frame - Repair

3-17

This task covers: Repair of the support frame

INITIAL SETUP

Tools:

Personnel Required:

Welder, elect arc

44E Machinist

67W Aircraft Quality Control Supervisor

Materiel:

67Z Aircraft Maintenance Senior Sergeant

Rod, welding

Reference Information:

Primer, coating NSN 8010-00-297-0593

Enamel, gray NSN 8010-00-852-9034

TM 55-1500-204-25/1

MIL-W-8604

TM 43-0139

REPAIR

WARNING

Extreme care must be taken when performing all types of welding operations. Serious health

and fire hazards exist. Harmful light rays can cause eye injury or even blindness. Protective

face masks and goggles must be used as well as other special clothing to reduce risks.

Poisonous fumes, burns, electric shock, fire and explosion hazards are some of the additional

possibilities of injury associated with welding operations. It is essential that all safe practices

be strictly observed.

1. Remove four ring bolts (1) from support frame

(2), remove frame.

2. Repair cracks or breaks in support frame (2) by

welding; IAW TM 55-1500-2304-25/1 and MIL- W-8604.

(Use welding rod, item 6, App. D or equivalent).

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