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 TM 55-1905-221-14-3
6-5.6
STEERING SYSTEM RELIEF VALVE (Continued)
LOCATION/ITEM
ACTION
REMARKS
CLEANING
2. Relief
Valve
Dry cleaning solvent, P-D-680, used to clean parts,
is potentially dangerous to personnel and property.
Avoid repeated or prolonged skin contact. Do not
use near open flame or excessive heat. Flash point
of solvent is 100138 (3859 ).
-
F
-
C
Clean all metal parts in cleaning
solvent, Fed. Spec. P-D-680 and
dry thoroughly.
INSPECTION
3. Relief Valve
a. Inspect threaded parts for
thread damage.
b. Inspect springs for distor-
tion or loss of tension.
c.
Inspect piston for scoring or
burrs.
d. Inspect seat for wear.
e. Inspect orifice plate and
spacer for burrs or nicks.
REPAIR
4. Relief Valve
a. Replace gaskets and packings.
b. Replace defective threaded
parts.
OVERHAUL
5. Relief Valve
a. Replace worn seats.
6-72
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