Hi-Force JAH1220SR Buku Petunjuk
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All Hi-Force JAS and JAH series jacks are supplied
from the factory pre-filled with oil, and are ready for
use.
1.0 Inspection of the product upon receipt:
On receipt of the product, visually inspect the item
for any evidence of shipping damage. Please note
shipping damage is not covered by warranty. If
shipping damage is found notify the carrier
immediately and refrain from putting the product
into service. The carrier is responsible for repair and
replacement costs resulting from damage in transit
shipment.
2.0 Safety Precautions:
Read and follow all the instructions and safety
warnings carefully prior to use of the equipment.
Failure to do so could result in equipment damage
or failure of the equipment or personal injury. Hi-
Force will not be held responsible for any damage to
the equipment or personal injury resulting from
unsafe use of the product, lack of maintenance or
incorrect operation. If in doubt on the correct usage
of any Hi-Force equipment, contact your nearest Hi-
Force office or distributor. If the operator has not
been trained on high pressure hydraulic equipment
and its safe use consult your local Hi-Force sales
office who can offer you training courses for
operators.
All operators should ensure that all necessary
personal protective equipment as specified by their
employer is worn when operating any hydraulic
equipment. Safety shoes, safety glasses/ visor and
protective gloves should be worn at all times. All
relevant risk assessments should be completed prior
to use of the equipment.
Description:
This equipment is provided for the purpose of lifting
or lowering loads, or exerting a force, under the
control of a trained operator.
The equipment is supplied completely assembled
and ready for use. No service adjustments are
necessary or possible during operation.
An internal safety relief valve (factory set) is fitted
which limits the load that may be lifted to the
equipment rated load + 10% maximum.
Keep hydraulic Jacks away from flames and
direct heat.
Hydraulic Jacks must only be serviced by a
qualified technician.
Hi-Force Limited – Prospect Way – Daventry – Northants NN11 8PL – United Kingdom
Tel: +44(0) 1327 301000: Fax: +44(0) 1327 706555: Website: www.hi-force.com
INSTRUCTION MANUAL: Aluminium Jacks
Model Series: JAS, JAH
To protect your warranty, only use Hi-Force's
hydraulic oil.
Immediately replace any worn or damaged parts
using genuine Hi-Force parts only.
Model Series: JAS103, JAS105
Hi-Force JAS Jacks are despatched from the factory
pre-filled with oil, and are ready for use. They can be
used, if installed correctly, in any position, for
example sideways, upside down etc.
Hi-Force JAS Jacks are supplied in two model
options:-
JAS103 10tonne Capacity 75mm stroke.
JAS105 10tonne Capacity 125mm stroke.
There are two safety devices fitted as follows:
Pressure Relief Valve to prevent
overloading.
Steel stop ring to limit maximum stroke.
3.0 Operation.
TO LIFT OR PUSH LOAD
Using the Operating Lever Assembly turn Release
Valve Screw clockwise to close.
Put the Operating Lever into the Handle Socket and
operate pump. The piston will rise and lift the load.
When the piston reaches full stroke the stop ring
prevents the piston from rising further.
TO LOWER LOAD
Using the Operating Lever turn the Release Valve
Screw anti-clockwise to open. Opening the Release
Valve SLOWLY will control rate of lowering. Do NOT
overload Jack during lowering. The JAS jacks are
fitted with a return spring, so the piston will retract
even under no load.