TM 5-3810-306-34
b. Press on external end of shaft (18) and remove
a. Inspect seals for wear, breaks, cuts, brittleness,
shaft (18) and bearing (17) from body.
scratches and cracks. Discard and replace all
defective seals.
c.
Remove external snap-ring (16) and press
bearing (17) from shaft (18).
b. Inspect all springs for wear on OD, for cracks or
permanent set. Replace all defective springs.
d. Remove and discard wiper seal (23) and shaft
seal (22) from body (21).
c.
Inspect bearings for wear or flat spots. If bearing
are rough or loose they must be replaced.
CLEANING:
d. Inspect cam ring for excessive wear (ripples or
washboard marks on contour). Replace a badly
WARNING
worn or defective cam ring.
Dry cleaning solvent P-D-680 is toxic
e. Inspect rotor for scored, marred, or scratched
and flammable.
Wear protective
(faces and vane slots) surfaces.
Replace
goggles and gloves and use only in a
defective rotor.
well ventilated area. Avoid contact
with skin, eyes, and clothes and do
f.
Inspect vanes for excessive wear marks (burrs,
not breathe vapors. Do not use near
nicks, and scoring). Replace any defective
open flame or excessive heat. The
vanes.
flash point is 100F-138F (38C-
59C). If you become dizzy while
g. Inspect wear surfaces of port plate and end cap
using cleaning solvent, get fresh air
for deep scratches. Replace if defective.
immediately and get medical aid. If
contact with eyes is made, wash your
h. Inspect body and end cap for cracks or other
eyes with water and get medical aid
casting damage. Replace all damaged castings.
immediately.
i.
Inspect shaft for excessive wear (internal, spline,
Compressed air used for cleaning
bearing surface, and drive end). Replace if
purposes will not exceed 30 psi. Use
defective.
only with effective chip guarding and
personal
protective
equipment
CAUTION
(goggles/shield, gloves, etc.).
Dirt is a major cause of wear and
1. WASH ALL METAL PARTS IN P-D-680 AND DRY
motor failure. Cover all parts after
THOROUGHLY.
cleaning to prevent dust and dirt from
settling on them. All surfaces should
INSPECTION:
be coated with a film of hydraulic
lubricating oil after they have been
1. INSPECT PARTS FOR DAMAGE.
cleaned.
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