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3. SPECIFICATION
Model No:...................................................................SSC750
Height Jib Down: ...................................................... 1530mm
Length of Jib Position 1: ............................................. 825mm
Length of Jib Position 2: ........................................... 1180mm
Lifting Capacity in Position 1: ....................................... 750kg
Lifting Capacity in Position 2: ....................................... 250kg
Max. Lift Ht at Jib Position 1:.................................... 2060mm
Max. Lift Ht at Jib Position 2:.................................... 2350mm
3.1.
For a description of in-service and out-of-service conditions see
Section 1 Safety, Section 6 Maintenance.
3.2.
The crane is fitted with a bypass valve that will prevent the ram from
over extending.
3.3.
For applications see Section 1 Safety.
3.4.
For control system, see fig.2 for release valve, pump assembly and
handle. Operation is explained in Section 5.
3.5.
For ground condition requirements, see Section 1 Safety.
3.6.
For information on parts and materials requiring specialised repair
techniques see Section 6 Maintenance.
4. ASSEMBLY
WARNING! The base (fig.1) must be fastened securely to the surface or vehicle
‰
Owing to the design of this crane, the mounting is
subject to substantial leverage.
No liability will be accepted for incorrect mounting or use of this crane.
4.1.
Solid Mounting: Use anchor bolts of suitable size and design to secure the base.
If in any doubt, consult a specialist with the relevant knowledge.
4.2.
VEHICLE MOUNTING: When mounting on a vehicle, consult the vehicle
manufacturer and/or body-builder to determine a suitable location on
which to mount the crane. Incorrect mounting could affect the stability of the
vehicle when using the crane.
4.3.
CRANE ASSEMBLY: (Part numbers refer to the parts drawing).
4.3.1.
If required, bolt wheel hub (part 2) onto post (part 9) using bolts (part 3),
securing with washers and nuts.
4.3.2.
Attach boom (part 12) to post using bolt (part 10), securing with washers and
nut.
4.3.3.
Attach lower end of jack (part 8) to post using bolt (part 6), washers and nut.
4.3.4.
Similarly, attach upper end of jack to boom using bolt (part 11), washers and nut.
4.3.5.
Slide boom extension into boom and secure with pin (part 13).
4.3.6.
Attach hook and chain (part 16) using bolt (part 15), washers and nut.
4.4.
Before use, purge the hydraulic system by opening the release valve (fig 2.B)
slightly and operating the pump for about 20 strokes. Close the release valve
and check oil level as in section 6.1.B.
5. OPERATION
5.1.
OPERATION (Refer to Section 6.2 regarding inspection before each
and every use).
5.1.1.
Loosen locking arm (fig.3) allowing mast to rotate.
5.1.2.
Place pumping handle (figs.2.E & 4) into pump socket (fig.2.A) and
pump, the boom will raise. Continue to pump until the boom reaches
the height at which the load can be secured.
5.1.3.
Connect the crane hook to the load using a suitable sling or support
beam. Ensure you are aware of the load weight, and check that it is
within the capacity of the crane (at the boom extension you are using)
and the sling or support beam.
5.1.4.
Lift only from directly above the load. WARNING! DO NOT lift the
load at an angle!
5.1.5.
To slew the crane and its load, place the slewing handle (fig.4) into
the socket and use as a lever, taking care not to place yourself or
any other person in the path of the load. If vehicle mounted, monitor the attitude of the vehicle and stop lifting if any sign of
instability becomes apparent.
5.1.6.
To lower load, place the notches in the end of the pump handle over the lugs on the release valve (fig.2.B) and turn WARNING!
DO NOT allow the load to drop suddenly.
5.1.7.
When load has been secured, remove lifting sling, support beam etc. Secure the crane with boom fully lowered and the locking arm
tightened.
6. MAINTENANCE/INSPECTION
NOTE:
The crane MUST be kept clean and dry and must be maintained in accordance with these instructions.
6.1.
LUBRICATION
A)
Oil all working parts monthly.
© Jack Sealey Limited
Original Language Version
250mm
+
+
105mm
fig.1
on which it is to be mounted.
fig.2
fig.2
fig.3
SSC750 Issue 1 09/03/23
ø17mm
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