3-8
GTH-1256 AF
Part No. 57.4400.9219
September 2017
Section 3 • Scheduled Maintenance Procedures
CHECKLIST A PROCEDURES
A-4
Lubricate the Boom
Genie speci
fi
cations require that this procedure
be performed every 8 hours or daily, whichever
comes
fi
rst.
Greasing the speci
fi
ed 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.
1 Fully extend and raise the boom, then retract
the boom, checking to insure it operates
smoothly. There should be a light
fi
lm 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 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.
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.
Grease Specification
PTFE INTERFLON FIN GREASE LS 2
Genie part number
09.4693.0000
