10
9.0 LUBRICATION
NOTICE
Use NLGI 2 grease for all grease lubrication
procedures in Sections 9.1 through 9.4.
9.1 Lifting Wedge Lubrication (all models)
Machined surfaces and moving parts should be liberally
coated with grease BEFORE each use. Without lubrication,
binding and galling of lifting wedge components may occur
during the retract stroke, resulting in possible erratic operation
and/or excessive wear.
Use the following procedure to lubricate the lifting wedge.
Refer to Figure 7, items 1, 3, 4, 5 and 6.
1. Remove the grease nipple from its storage location on the
lifting wedge handle.
2. Screw the grease nipple into the upper grease port. Attach
the grease gun and apply grease until grease seeps out.
This will lubricate the mating surfaces of the lifting jaw and
the driven wedge.
3. Remove grease nipple from the upper grease port.
4. Screw the grease nipple into the lower grease port. Attach
the grease gun and apply grease until grease seeps out.
This will lubricate the mating surfaces of the driven wedge
and the base.
5 Remove grease nipple from the lower grease port.
9.2 Alternate Lubrication Method
(all models - if grease gun is not available)
1. Connect hydraulic hose and hand pump to the lifting
wedge (Model LW-16 only).
2. Close the pump release valve.
3. Operate the pump lever to advance the wedge.
4. Smear grease onto the exposed surfaces of the driven
wedge.
5. Open the pump release valve to retract the wedge.
9.3 Guide Pin Lubrication
To lubricate the guide pins:
1. Remove any grit or dirt from the guide pin slots. Refer to
Figure 7, item 2.
2. Smear grease into the guide pin slots.
9.4 Pump Linkage Lubrication (Model LWC-16 only)
Periodically apply grease to the linkage pins so that they remain
lubricated. Refer to Figure 7, item 7.
10.0 TROUBLESHOOTING
Refer to the troubleshooting guide (Table 1 or 2, as applicable)
for a list of possible lifting wedge operational problems, causes
and solutions.
For repair service, contact an Enerpac Authorized Service
Center. Inspection and repairs should be performed only by an
Enerpac Authorized Service Center or other qualified hydraulic
tool service facility.
1
4
5
6
7
2
2
3
Key
1. Upper Grease Port
2. Guide Pin Slots
3. Grease Nipple
(shown in storage location)
4. Lower Grease Port
5. Driven Wedge
6. Lifting Jaw
7. Linkage Pins (LWC-16 Only)
Figure 7, Lubrication, Models LW-16 and LWC-16
Содержание LW16
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