
Suspend the valve and a 116°C [250°F] thermometer in
a container of new lubricating oil. Do not allow the valve
or the thermometer to touch the sides or bottom of the
container.
Heat the lubricating oil.
NOTE: Record the temperature at which the valve is fully
extended. The valve must be fully extended to at least 6 mm
[0.250-inch] when the temperature reaches 116°C [240°F].
Replace the valve if it does not operate as described.
Testing - Lubricating Oil Filter Bypass Valve
Poppet Valve Spring
Use the valve spring tester, Part No. 3375182, to mea-
sure the spring force.
Compress the spring to a height of 59.18 mm [2.330 inch].
The force required to compress the spring to the specified
height must be:
MIN: 105.2 N [23.65 lbf]
MAX: 123.8 N [27.85 lbf]
Assembly
Install straight thread o-ring plugs.
Torque Value: 35 N•m [25 ft-lb]
Install CompuchekW fittings.
Torque Value: 14 N•m [10 ft-lb]
Install the transfer housing support bracket.
Torque Value: 45 N•m [35 ft-lb]
Lubricating Oil System Lubricating Oil Cooler Assembly - Rebuild (07-11)
N14 Page 7-35
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