Winching And Towing Procedure; To Release The Brake Manually - Skyjack SJ 7135 Operating Manual

Procedures

2.5 Winching and Towing Procedure

This section provides the operator with procedures
regarding winching, towing and manual brake
release.
WARNING
Ensure platform is fully lowered before
winching or towing. Sudden motion could
cause aerial platform to become unstable.
Death or serious injury could result.
WARNING
In emergency situations where aerial
platform functions are not available and
lowering is impeded by an obstacle,
utmost care must be taken to move aerial
platform far enough to clear obstacle. In
such cases, operation must be extremely
smooth with no sudden movements and
must not exceed a speed of 50 mm/sec.
WARNING
When pushing, winching or towing, do
not exceed 3.2 km/h.
WARNING
Do not push, winch or tow aerial platform
onto a slope. Do not stop the towing
vehicle rapidly. Do not pull aerial platform
down an incline.
2.5-1

To Release the Brake Manually

WARNING
Do not manually disengage brake if the
aerial platform is on an incline.
1
Figure 2-9. Brake System
1. Brake Hand Pump
2. Brake Auto Reset Valve Plunger
Page 36
It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
2
contained in this operating manual and on the aerial platform.
Section 2 - Familiarization
WARNING
Brake must be manually disengaged
before pushing, winching or towing.
1. Ensure aerial platform is on level ground. Chock
or block wheels to prevent aerial platform from
rolling.
2. Turn main power disconnect switch to "
position.
3. Locate the manifold in hydraulic/electrical
compartment.
4. Push in brake auto reset valve plunger (item 2).
5. Repeatedly depress hand pump (item 1) until firm
resistance is felt. The brake is now released.
6. Remove wheel chocks or blocks then push, winch
or tow aerial platform to desired location.
WARNING
Brake must be reengaged immediately
after reaching desired location.
7. Position aerial platform on a firm and level
surface.
8. Chock or block wheels to prevent aerial platform
from rolling.
9. Reengage brake by pulling out brake valve
plunger.
" off
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