Enerpac 662005130238, Instruction Sheet

Page: 3 / 32

3
6.0 TROUBLESHOOTING
The trouble-shooting table 6.1 on page 3 is intended to be used as an aid in determining if a
problem exists.
6.1 TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
1. Cylinder does not
advance, advances
slowly or in spurts.
A. Oil level in pump
reservoir is low.
B. Release valve open.
C. Loose hydraulic coupler.
D. Air trapped in system.
E. Cylinder plunger binding. A. Add oil to pump.
B. Close pump release valve.
C. Check that all couplers are fully tightened.
D. Remove air (see paragraph 4.3).
E. Check for damage to cylinder. have cylinder
serviced by an authorized Enerpac service
center.
2. Cylinder advances,
but does not hold
pressure.
A. Leaking oil connection.
B. Leaking seals.
C. Internal leakage in pump.
A. Check that all connections are
tightened.
B. Locate leak(s) and have equipment serviced
by an Enerpac service center.
C. Have pump serviced by an authorized
Enerpac service center.
3. Cylinder does not
retract, retracts part
way or retracts more
slowly than normal.
A. Release valve closed.
B. Pump reservoir
overfilled.
C. Loose hydraulic coupler.
D. Air trapped in system.
E. Oil flow to cylinder
blocked.
A. Open pump release valve.
B. Drain oil level to full mark.
C. Check that coupler(s) are fully tightened.
D. Remove air (see paragraph 4.3).
E. Check that coupler(s) are correctly
connected, fully tightened and valving is
functioning properly.
Table A - Specification
Model
Number
Toe Lifting
Capacity
Lifting
Stroke
Lowest
Toe Lift
Position
Collapsed
Height
Bottom
Surface
Cylinder
Model
Number
Cylinder
Oil
Capacity
Weight
Including
Cylinder
SOH-10-6
75 kN 136 mm 20 mm 294 mm 215 x 190 mm
RC-106
224 cm
3
27 kg
8,5 USton 5.35 in 0.79 in 11.57 in 8.46 x 7.48 in 13.67 in
3
59 lbs
SOH-23-6
178 kN 157 mm 30 mm 315 mm 300 x 260 mm
RC-256
528 cm
3
45 kg
20 USton 6.18 in 1.18 in 12.40 in 11.81 x 10.24 in 32.19 in
3
99 lbs
101 kN
10 USton
75 kN
8,5 USton
178 kN
20 USton
232 kN
25 USton