April 2019
72
GTH-4014 AU, GTH-4018 AU
Part No.
57.0009.0729
First Edition - Fourth Printing
Maintenance
A-4
Lubricate the Boom
Genie specifications require that this procedure be
performed every 8 hours or daily, whichever comes
first.
Greasing the specified locations is essential for good
machine performance and service life.
Operating the machine with little or no grease may
cause the machine to perform poorly and continued
use may cause component damage.
Grease Specification
PTFE INTERFLON FIN GREASE LS 2
Genie part number
09.4693.0000
To lubricate the boom of GTH-4014:
1. Fully extend and raise the boom, then retract the
boom, checking to ensure it operates smoothly.
There should be a light film of lubricant on wear
pad contact surfaces.
Result: Boom operates smoothly and a thin film
of lubricant is visible. Proceed to step 6.
Result: Boom does not extend or retract
smoothly and no lubricant is visible on wear pad
contact surfaces. Proceed to step 2.
2. Lower and fully extend the boom so that all boom
stages are accessible from the ground.
3. Apply a thin layer of grease to the underside of
the number 3 boom tube where it makes contact
with the number 2 boom tube lower wear pads.
4. Apply a thin layer of grease to the underside of
the number 2 boom tube where it makes contact
with the number 1 boom tube lower wear pads.
5. Lubricate the top and side boom tube wear pads.
6. Return the boom to the stowed position.
To lubricate the boom of GTH-4018:
1. Fully extend and raise the boom, then retract the
boom, checking to ensure it operates smoothly.
There should be a light film of lubricant on wear
pad contact surfaces.
Result: Boom operates smoothly and a thin film
of lubricant is visible. Proceed to step 7.
Result: Boom does not extend or retract
smoothly and no lubricant is visible on wear pad
contact surfaces. Proceed to step 2.
2. Set machine on outriggers, lower and fully
extend the boom so that all boom stages are
accessible from the ground.
3. Apply a thin layer of grease to the underside of
the number 4 boom tube where it makes contact
with the number 3 boom tube lower wear pads.
4. Apply a thin layer of grease to the underside of
the number 3 boom tube where it makes contact
with the number 2 boom tube lower wear pads.
5. Apply a thin layer of grease to the underside of
the number 2 boom tube where it makes contact
with the number 1 boom tube lower wear pads.
6. Lubricate the top and side boom tube wear pads.
7. Return the boom to the stowed position.
