The safety arm is spring loaded. To
avoid serious injury or death, the
safety arm must be installed after
the Post Driver has been mounted
on a machine, or the freestanding Post
Driver has been secured to prevent tipping.
7
.
Pull the swing arm handle around toward
the Post Driver I-beam until the swing arm
clears (swings past) safety arm frame (
I
2)
bracket stop.
(
I
2) Safety Arm Frame.
8
.
Tap the swing arm shaft up through the
safety arm frame tube.
9
.
Install Lynch pin (
I
13) to secure the swing
arm to the safety arm frame.
(
I
13) Lynch Pin.
10
.
Verify the swing arm handle opens against
safety arm frame (
I
2) stop bracket and
closes against back wall of drive ram (A1)
I-beam.
(
A1
) Drive Ram. (
I
2) Safety Arm Frame.
NOTE
: When driving a fence post, the swing
arm rollers must contact and hold the fence
post in position, as shown.
WARNING
20
20
Summary of Contents for HD-12-H
Page 44: ...44 Service Parts 44 Driver Assembly ...
Page 46: ...46 Hydraulic Base Plate Assembly ...
Page 55: ...Notes 55 ...
