5-7. General Cleaning Instructions
connectors.
a. Metal Parts.
c. Gaskets, Seals and O-Rings.
(1) Prior to removal or disassembly of
components, clean off excess oil or dirt with
a
(1) Clean all old gasket particles from mating
cleaning solvent (Fed Spec P-D-680) or steam clean.
surfaces.
(2) Use a cleaning solvent (Fed Spec P-
(2) Discard and replace all gaskets, seals,
D680) to clean parts such as housings and handpacked
0rings and flat washers.
bearings.
CAUTION
5-8. General Inspection Instructions
Do not immerse oil, impregnated
a. General. Perform an inspection of all parts as
bearings or sealed bearings in
soon as possible after cleaning. Instructions for specific
cleaning solvent. Clean with a
inspection procedures are included throughout the
solvent-moistened cloth.
manual for each specific component.
(3) Use brushes to clean irregular shaped
b. Visual Inspection.
Visually inspect all
surfaces. Use wooden pegs to clean ports and orifices.
machined and polished areas. Use a strong light to
Use-a lint-free cloth to wipe parts clean.
shine across polished surfaces to inspect for scoring,
(4) Exercise care when handling machined
cracks, breaks or excessive wear.
and polished surfaces to avoid nicks and other damage.
c. Electrical Parts.
Do not immerse more than one metal machined port in
solvent at the same time, unless such parts are
(1) Visually inspect wiring for frayed edges or
separated or protected from contacting each other.
damaged insulation.
b. Electrical Components.
(2) Inspect all electrical parts such as
solenoids, with power applied, to observe actual
(1) Prior to removal or disassembly of
operation.
electrical components, clean exterior by scraping off
5-9. General
Repair Instructions
excess oil and dirt. Wipe clean with a lint-free cloth
dampened with cleaning solvent (Fed Spec PD-680).
a. Thread Repair. Use the proper size tapping
tool to repair tapped holes. Discard and replace all
CAUTION
hardware that has defective threads.
Do not immerse any electrical
component or device in cleaning
b. Press Fit Parts.
solvent.
(2) Clean armatures, coils and solenoids with
pneumatic or hand-operated arbor press.
compressed air and wipe clean with a lint-free cloth
dampened in cleaning solvent.
(2) Preheat all press-fit parts before
reassembly if specified. If necessary, use a lubricant to
CAUTION
reduce abrasive action.
when
cleaning
parts
with
CAUTION
compressed air.
Do not press on the outer race of
(3) 'Wipe electrical terminals clean with a lint
shafts.
free cloth dampened with cleaning solvent. Use a
5-2