JLG 450A_AJ Series II Service Manual - Manual (Page 23)

SECTION 1 - SPECIFICATIONS
3121259 – JLG Lift – 1-7
1.11 OPERATOR MAINTENANCE
NOTE: The following numbers correspond to those in Figure
1-2., Operator Maintenance and Lubrication Diagram.
LUBRICATION INTERVALS ARE BASED ON MACHINE OPERATION
UNDER NORMAL CONDITIONS. FOR MACHINES USED IN MULTI-
SHIFT OPERATIONS AND/OR EXPOSED TO HOSTILE ENVIRON-
MENTS OR CONDITIONS, LUBRICATION FREQUENCIES MUST BE
INCREASED ACCORDINGLY.
NOTE: It is recommended as a good practice to replace all
filters at the same time.
1. Swing Bearing - Internal Ball Bearing
Lube Point(s) - 2 Grease Fittings
Capacity - A/R
Lube - MPG
Interval - Every 3 months or 150 hrs of operation.
2. A. Swing Bearing - Teeth
Lube Point(s) - Spray On
Capacity - A/R
Lube - OGL
Interval - Every 3 months or 150 hrs of operation.
B. End Bearings - Worm Gear*
Lube Point(s) - 2 Grease Fittings
Capacity - A/R
Lube - MPG
Interval - Every 2 years or 1200 hrs of operation.
Comments - Remove grease fittings and install
plugs after greasing.
*Install grease fittings into worm gear housing and
grease bearings if necessary.
Figure 1-2. Operator Maintenance and Lubrication Diagram
2B
3 4
3 4 5
7,8 1
4
2A
6
4
9,10,11,12,13,14,15
16,17,18,19,20,21
Table 1-25. Lubrication Specifications
KEY SPECIFICATIONS
MPG Multipurpose Grease having a minimum dripping point of
350° F (177° C). Excellent water resistance and adhesive
qualities, and being of extreme pressure type.
(Timken OK 40 pounds minimum.)
EPGL Extreme Pressure Gear Lube (oil) meeting API service classi-
fication GL-5 or MIL-Spec MIL-L-2105
HO Hydraulic Oil. API service classification GL-3, e.g. Mobilfluid 424.
EO Engine (crankcase) Oil. Gas - API SF, SH, SG class, MIL-L-
2104. Diesel - API CC/CD class, MIL-L-2104B/MIL-L-2104C.
OGL Open Gear Lubricant - Mobiltac 375 or equivalent.