Swinging (Slewing The Upper Carriage) - Komatsu PW160-7H Operation & Maintenance Manual

OPERATIONS AND CHECKS BEFORE STARTING ENGINE

SWINGING (Slewing the upper carriage)

Never apply swing brake when machine is swinging as this is
a static brake only. (Damage may occur otherwise)
When operating the swing, check that the area around the ma-
chine is safe.
1. Before operating the swing, turn swing lock switch (12) OFF
(CANCELLED).
NOTICE
Check that swing lock monitor goes out at the same time.
Straight - ahead position can be found by using the indicator.
see "SWING POSITION" on page 89.
2. Operate left work equipment control lever to swing the upper
structure.
3. When not operating the swing, turn swing lock switch (12) ON
(ACTUATED)
4. Before travelling re-apply swing lock brake.
174
WARNING
12
Swing
Swing
Left
Right
Left
control
lever
PW160-7H VEAM390100
OPERATION
8
9
10
11
12
13