Norton C3120 Owner's Manual page 42

3. Adjust the Inline Flow Control Valve in small increments unit the desired
lowering speed is meet.
4. Replace the Hydraulic Pump Cover.
Hydraulic Pump Maintenance:
1. Hydraulic Pump Maintenance and Trouble Shooting
Part Number: 149001: Manufacturer Monarch Model M-319-0110
All Monarch pumps are of the external gear type. They are not complex in
construction and if property maintained give years of trouble free service.
2. Fill reservoir to with the approved fluid as specified on the label next to the
fill hole. Fill reservoir to within a 1/2" from the top with all cylinders in the
fully extending position. Use ATF Dextron B (Automatic Transmission
Fluid).
4. Operate the unit several times starting with short cylinder strokes and
increasing length with each successive stroke. Recheck the oil level often
and as necessary to keep pump from picking up air.
6. After system is completely "Bled," extend the cylinder, check the oil level in
the reservoir, and install the filter breather plug provided.
Inline Flow
Control Valve
WARNING: Do not use a solid plug or a fill cap without a
filter/breather element or damage will be caused to the
pump and/or reservoir.
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