Oil Pressure Regulator Spring; Replacement Of The Filter Bypass Valve - Dodge D250 1990 Service Manual

Base Engine Components
DODGE Turbo Diesel
Engine Lubricating System
Page 9B-17
Oil Pressure Regulator Spring
Check or replace the spring.
Limit
Valve Open
• Height: 39.98mm [1.574 inch]
« Load: 91 M [20.5 lb]
Assembled
• Height: 44.98mm [1.77 inch]
« Load: 60 N [13.5 lb]
19mm
Clean and Inspect the plunger, bore and seat before assembly.
Note: The plunger must move freely in the valve bore.
Assemble the valve in the reverse order of disassembly.
Torque Value: 80 N-m [60 ft-lbs]
B)
Replacement of the Filter Bypass Valve
Remove the valve from the cooler cover.
Drive the new valve in until it bottoms against the step in the
bore.
i