Skyjack SJIII 4620 Operating Manual page 15

Section 2 - Familiarization
2.2-4 Brake System
The brake system is located at the rear of the base. The
brakes must be manually disengaged before pushing,
winching or towing. Refer to
on how to release brakes manually. The system contains
the following controls:
Pin Brakes (If Equipped)
Disc Brakes (If Equipped)
Figure 2-3. Brake System
1. Brake auto reset valve plunger
2. Brake hand pump
SJIII DC Electric
It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
Section 2.5-2 for procedure
1
2
contained in this operating manual and on the aerial platform.
2.2-5 Free-wheeling Valve
Models 3215 and 3219
Models 3220, 3226 and 46xx
Figure 2-4. Free-wheeling Valve
1. Free-wheeling Valve - The free-wheeling valve
is located at the front and/or rear of the aerial
platform (depending on the model). Refer to
Section 2.5-1 for procedure on how to release the
free-wheeling valve.
Control Functions
1
1
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