REPAIR
7-35
7
Relief Valve Spring
See Figure 7-83.
Figure 7-83
1. Use a veneer caliper to measure the free length of
relief valve spring (1). If relief valve spring measures
less than specification, replace the spring.
Oil Pump Relief Valve Spring Free Length: 2.063 in.
(52.40 mm)
2. Using a spring compression gauge (2), compress
relief valve spring to specification and record the
force reading. If force reading is less than
specification, replace the spring.
Oil Pump Relief Valve Spring Tension at 1.516 in.
(38.5 mm) of Length: 17.3 lb-ft (23.45 N•m)
Required Tools
Veneer Caliper
Spring Compression Gauge
TN0558, 0559
1
2
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