Skyjack 3215 SJIII Compact Series, Operating Manual

Page: 14 / 104

Page 14 December 2007
SJIII DC Electric
Control Functions Section 2 - Familiarization
It is the responsibility of the operator to read, completely understand and follow all instructions and warnings
contained in this operating manual and on the aerial platform.
2.2-7 Free-wheeling Valve
1
Models 3220, 3226 and 46xx
1
Models 3215 and 3219
Figure 2-4. Free-wheeling Valve
1. Free-wheeling Valve - The free-wheeling valve
is located at the front and/or rear of the MEWP
(depending on the model). Refer to
Section 2.5-1
for procedure on how to release the free-wheeling
valve.
2.2-8 Emergency Lowering System
This emergency lowering system allows platform
lowering in the event of an emergency or an electrical
system failure. Refer to
Section 2.6 for the emergency
lowering procedure. The system contains the following
controls:
1
158914AA ZZ
2
3
A
B
1
2
Figure 2-5. Emergency Lowering System
1. Holding Valve Manual Override Knob - Located
on the holding valve at the bottom of each lift
cylinder.
2. Emergency Lowering Valve - Located at the rear
of the hydraulic/electric tray.
FAMILIARIZA
TION
FAMILIARIZA
TION