TM-5-5420-228-24

LAUNCHER HYDRAULICS SYSTEM M48A5/M60A1 TANK CHASSIS, TRANSPORTING: FOR BRIDGE, ARMORED-VEHICLE-LAUNCHED; SCISSORING TYPE, CLASS 60

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL

AUGUST 1985

TM-5-5420-228-24 - Page 701 of 750

TM 5-5420-228-24

GENERAL MAINTENANCE (Sheet 6 of 33)

Cleaning Threads and Nuts (Sheet 1 of 1)

TOOLS:

Wire brush

1/4 in. paint brush

Hand oiler

SUPPLIES:

Dry cleaning solvent (Item 15, Appendix D)

Penetrating oil (Item 11, Appendix D)

Rubber gloves (Item 27, Appendix D)

WARNING

Dry cleaning solvent P-D-680 is toxic and flammable. To prevent

personal injury, wear protective goggles and gloves and use only in a

well-ventilated area. Avoid contact with skin, eyes, and clothes and

don’t breathe vapors. Do not use near open flame or excessive heat.

The flash point for Type #1 Dry Cleaning Solvent is 100°F (38°C)

and for Type #2 is 138°F (50°C). If you become dizzy while using

cleaning solvent, get fresh air immediately and get medical aid. If

contact with eyes is made, wash your eyes with water and get

medical aid immediately.

End of Task

1.

Wearing gloves, use dry cleaning solvent

and brush to clean threads (A) and nut (B).

2.

Using wire brush, clean threads (A)

and nut (B). Make sure all traces of

rust and dirt are removed.

3.

Using penetrating oil, lube threads (A)

and nut (B). Let oil seep between threads

(A) and nut (B).

TA251277

C-7