How To Adjust The Boom Angle Proximity Switch; How To Adjust The Boom Extend Proximity Switch - Genie GTH-1056 Service And Repair Manual

April 2017
How to Adj ust the Boom Angle Proxi mity Swi tch
How to Adjust the Boom Angle
Proximity Switch
The boom angle proximity switch is attached to a
mounting bracket, located between the boom and
the chassis directly beneath the boom pivot pin.
The switch location is adjustable.
1 Start the engine.
2 Raise the boom to 60°. Confirm with a digital
level.
3 Working at the pivot end of the boom, locate
the boom angle proximity switch. Loosen the
fasteners, securing the proximity switch
assembly to the chassis, just enough to allow
the bracket to move.
4 Move the proximity switch assembly until the
light of the proximity switch turns on, then
move the proximity switch assembly until the
light of the proximity switch just turns off.
5 Securely tighten the fasteners. Do not over
tighten.
6 Lower the machine to 55°.
Result: The light of the proximity switch
assembly is illuminated.
7 Raise the boom to 60°. Confirm with a digital
level.
Result: The light of the proximity switch
assembly is not illuminated. The proximity
switch is properly calibrated.
Result: The light of the proximity switch
assembly is illuminated. The proximity switch
is not calibrated correctly. Repeat this
procedure beginning with step 4.
Part No. 1278145
Boom Components
How to Adj ust the Boom Extend Proxi mity Switc h
How to Adjust the Boom Extend
Proximity Switch
The boom extend proximity switch assembly is
secured to the top surface of the number 0 boom
tube at the center of the boom. The proximity switch
assembly is fixed in position and is not adjustable.
1 boom angle proximity switch
2 boom extend proximity switch
GTH-1056
Service and Repair Manual
19