17
S
ECTION
4
4.5
S
H
R
The PTL 2.4x signal heads have the ability to turn
180° and face the opposite direction. This allows
the unit to be placed on the opposite side of the
road in the event that there is little to no shoulder.
High-Low
1. Remove the cotter pin and locking pin from the
mast arm support.
2. Swing the mast arm towards the front of the
machine.
3. Remove the bolt shown from the signal housing
bracket. Loosen the other bolt if needed.
4. Pivot the signal head 180° and replace the bolt
back into the corresponding hole.
5. For the lower signal head on the main light
post, repeat steps 3-4.
High-High
1. Repeat steps 1-4 from the
High Low
instruction
for the outside signal head.
2. For the other signal head located on the mast
arm, remove both bolts as shown.
3. Stand up on the fender of the machine and
fl
ip
the signal head 180° and replace both bolts.
4. Ensure all bolts are tightened.
