BGS technic 7873 Mode D'emploi page 6

CHECK OIL LEVEL
1. Turn release valve counter-clockwise to allow ram to fully
retract. It may be necessary to apply force to the saddle for
lowering.
2. With the jack in the level position, remove the rubber oil fill
plug 1 (green).
3. Stand jack in vertical position with handle socket down. The
oil level should be 10 mm under the bottom of fill hole. If not,
top off. Do not overfill. Always fill with new, clean hydraulic
jack oil.
4. Replace fill plug and inspection plate.
5. Check jack operation.
6. Purge air from system as required.
ATTENTION: Never turn the red marked screws. Failure to consists an safety risk
SYSTEM AIR PURGE:
1. Turn release valve counter-clockwise one full turn to open.
2. Pump handle eight full strokes.
3. Turn release valve clockwise to close valve.
4. Pump the handle until the lift arm reaches maximum height and continue to pump several times to
remove trapped air in the ram.
5. Carefully and slowly pinch oil fill plug to release trapped air.
6. Turn release valve counter-clockwise one full turn and lower lift arm to the lowest position. Use force if
necessary.
7. Turn release valve clockwise to closed position and check for proper pump action. It may be necessary
to perform the above more than once to assume air is evacuated totally.
TROUBLE SHOOTING
PROBLEM
Jack will not lift to full height
Jack will not hold load
Lift arm will not lower
Jack feels spongy when lifting
ENVIRONMENTAL PROTECTION
Dispose of this product at the end of its working life environmentally. Recycle unwanted
materials instead of disposing of them as waste. All tools, accessories and packaging should
be sorted, taken to a recycling centre and disposed of in a manner which is compatible with
the environment. Contact your local solid waste authority for recycling information
BGS technic KG
Bandwirkerstr. 3
D-42929 Wermelskirchen
POSSIBLE CAUSE
Low oil level
Release valve not closing
Hydraulic jack oil contaminated
Pump valves not sealing
Cylinder ram binding
Cylinder ram binding Parts worn
Internal damage
Broken return spring or unhooked
Lift arm linkage bent or binding
See Air Purge section
Tel.: 02196 720480
Fax.: 02196 7204820
mail@bgs-technic.de
ACTION
Check oil level
Call customer service
Call customer service
See Air Purge procedure
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