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TM 5-2420-222-20-3
HYDRAULIC OIL FILTER RELIEF VALVE - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
26.
Continued
c.
Using 4 to 400-pound capacity spring tester and
1/2-inch drive, 0 to 150 foot-pound capacity
torque wrench, apply 34 foot-pounds (46 N•m)
torque
and
measure
compressed
length.
Compressed length should be 1.3125-inch
(33.3375 mm).
27.
Oil filter relief
a.
Look for cracks, breaks, and abnormal
valve spring (2)
bends.
b.
Using 4 to 400-pound capacity spring
tester, measure free length.
Free length should be 3.250 inches
(82.55 mm).
c.
Using 4 to 400-pound capacity spring
tester and 1/2-inch drive, 0 to 150
foot-pound capacity torque wrench,
apply 18.5 foot-pounds (25 N•m)
torque and measure compressed
length.
Compressed length should be 2.5
inches (63.5 mm).
28.
Two valves (3 and
Look for cracks, breaks, and scores.
4) and housing (5)
29.
All other parts
Look for cracks and breaks.
30.
All threaded parts
Look for damaged threads.
2-1223
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