Expert E200141 3t Manual Del Usario página 6

2. Lowering the load
Turn slowly the valve (8) counter-clockwise and remove the hydraulic trolley jack. The speed of this action is adjusted according to the rate the valve is
turned.
5. MAINTENANCE (§ 7.1.3 de l'EN 1494+A1)
When the hydraulic trolley jack is no longer used, maintain it in the lower position, with the valve closed. Keep the hydraulic trolley jack and handles clean.
Lubricate moving parts regularly.
Bleed the hydraulic system (§ INSTRUCTIONS BEFORE USE).
Symptom
Hydraulic trolley jack
cannot lift load or pump
feels spongy.
Hydraulic trolley jack
lift load, but cannot
hold.
Hydraulic trolley jack can not lower
completely.
Hydraulic trolley jack
cannot reach maximum
height.
GUARANTEE
Type D = 2 years. See the general conditions in the EXPERT catalogue or the EXPERT price list.
6
NU-E200141_0117.indd 6
Possible Causes
Release valve not tightly closed.
Air-bound.
Low oil level.
Power unit malfunctioning.
Low oil level.
Power unit malfunctioning.
Air-bound.
Low oil level.
Power unit malfunctioning.
Air-bound.
Low oil level.
Remedies
Check if release valve stuck.
Bleed hydraulic system.
Add oil.
Replace.
Add oil.
Replace.
Bleed hydraulic system.
Add oil.
Replace.
Bleed hydraulic system.
Add oil.
02/02/2017 10:07:56