Lukas HTS 90 - Manual (Page 7)

13 Troubleshooting
If the defects cannot be repaired, contact an authorised LUKAS dealer or the LUKAS service
department. The address:
LUKAS Hydraulik GmbH, Weinstraße 39, D-91058 Erlangen, Pf 2560, D-91013 Erlangen,
service phone 09131/698 338; fax 09131/698 483
*10bar = 1 MPa
14 Technical data
Problem Possible Cause Solution
Cylinder does
not advance,
advances slowy,
or advances in
spurts. Oil level in pump reservoir is low. Add oil according to the Maintenance instructions on 11.1
Release valve open Close the release valve
Loose hydraulic coupler Check that all couplers are fully tightened
Air trapped in system Remove air according to the instructions on page 9.1
Cylinder plunger binding Check for damage to cylinder; have cylinder by a
authorised dealer or LUKAS themselves
Cylinder
advances, but
does not hold
pressure Leaking connection Check that all connections are tight and leak free
Leaking seals Locate leak(s) and have equipment serviced by
authorised dealer or LUKAS themselves
Internal leakage in pump Have pump serviced by a authorised dealer or LUKAS
themselves
Cylinder does
not retract,
retracts part way,
or retracts more
slowly than
normal Release valve closed Open release valve
Pump reservoir is over-filled Drain oil level to full mark. See 11.1instructions for
adding oil
Loose hydraulic coupler Check that all couplers are fully tightened
Air trapped in system Remove air according to the instructions 9.1
Cylinder retraction spring broken
or other cylinder damage Have cylinder serviced by a authorised dealer or LUKAS
themselves
Type ZPH 1/0,5
Order no.
HR 1494 63181
HR 1494 63181
Working pressure (MPa*) 70
Oil capacity / Usable oil capcity (l) 0,5 / 0,328
Oil delivery LP / HP (cm³) 3,62 / 0,9 per piston stroke
Automatic switch-over (MPa*) 1,4
Dimensions l x w x h (mm) 340 x 145 x 95
Weight with oil (kg) 2,1
Type HTS 90
Ref. No. 84150/6133
Spreading force (kN) 90
Stroke (mm) 100
Operating pressure (MPa*) 70
Dimensions l x w x h (mm) 410 x 280 x 125
Weight HT 90 (kg) 5,7
Weight Set (kg) 12,8
Type LSH - 3
Ref. No. 84150/6466
Cutting force (kN) 54
Opening width (mm) 30
Opening depth (mm) 34
Operating pressure (MPa*) 70
Dimensions l x w x h (mm) 410 x 280 x 125
Weight of cutter (kg) 2,1
Weight Set (kg) 8,8