WARN I N G
Solvent cleaning compound MIL-PRF-680 Ty e III is an environmentally compliant and
low-toxic material. However, it may be irritating to the eyes and skin. Use protective gloves
and goggles. Use in well-ventilated areas. Keep away from open flames and other
sources of ignition.
Fire extinguishers should be placed n arby when using solvent cleaning compound.
Cloths or rags saturated with solvent cleaning compound must be disposed of IAW
authorized facilities' procedures.
Eye shields must be won when cleaning with a wire brush. Flying rust and metal particles
may cause injury.
Particles blown by compressed air are hazardous. Use a maximum of 30 psi (207 kPa)
when cleaning components. DO NOT exceed 15 psi (103 kPa) nozzle pressure when
drying parts with compressed air. DO NOT direct compressed air against human skin.
Make sure air stream is directed away from user and other personnel in the area. To
prevent injury, user must wear protective goggles or face shield.
Failure to follow these warnings ma result in injury to personnel.
a. Cleaning instructions are the same for the majority of parts and components of the machine.
b. The importance of cleaning must be thoroughly understood by maintenance personnel. Great care and
effort are required in cleaning. Dirt and foreign material are a constant threat to satisfactory maintenance.
The following should apply to all cleaning, inspection, repair, and assembly operations:
(1) Clean all parts before inspection, after repair, and before assembly.
(2) To prevent contamination, hands should be kept free of any accumulation of grease, which can collect
dust, dirt, and grit.
(3) After cleaning, all parts should be covered or wrapped to protect them from dust and dirt. Parts that are
subject to rust should be lightly oiled.
2. External Engine Cleaning.
a. Protect all electrical equipment that could be damaged by steam or moisture before steam cleaning.
b. Cover all openings before steam cleaning.
After cleaning, dry and apply a light coat of oil to all parts subject to rust.
d. Clear out all tapped (threaded) holes with compressed air to remove dirt and cleaning fluid.
3. Cleaning Disassembled Parts.
a. Place all disassembled parts in suitable containers for cleaning.
b. Clean components following instructions in this work package.
Dry and cover all cleaned parts.
d. All parts subject to rusting must be lightly oiled and wrapped.
e. Keep all related parts and components together. Do not mix parts.