MAINTENANCE AND LUBRICATION GRT8120 OPERATOR MANUAL
6-18 Published 3-22-2021, Control # 702-02
Item
Lube Point
Description
Figure No.
Approved
Lubricant
Approximate
Capacity
Service Interval
Service
Application
Steering and Suspension – Meritor Axles
20
Lockout Cylinder
Pivot Pins
See NOTE 18.
Figure 6-5 A
Until grease
extrudes
Every 500 hours, or
3 months, whichever
interval comes first
LUBRICATE
2 fittings per axle,
4 service points
21
Steering Cylinder
Pivot Pins
See NOTE 18.
Figure 6-5 A
Until grease
extrudes
Every 500 hours, or
3 months, whichever
interval comes first
LUBRICATE
4 fittings per axle,
8 service points
22
Tie Rod
Pivot Pins
See NOTE 18.
Figure 6-5 A
Until grease
extrudes
Every 500 hours, or
3 months, whichever
interval comes first
LUBRICATE
2 fittings per axle,
4 service points
23
King Pins
(upper and lower)
See NOTE 18.
Figure 6-5 A
Until grease
extrudes
Every 500 hours, or
3 months, whichever
interval comes first
LUBRICATE
4 fittings per axle,
8 service points
Steering and Suspension – Kessler Axles
24
Lockout Cylinder
Pivot Pins
See NOTE 18.
Figure 6-6 A
Until grease
extrudes
Every 500 hours, or
3 months, whichever
interval comes first
LUBRICATE
2 fittings per axle,
4 service points
25
Steering Cylinder
Pivot Pins
See NOTE 18.
Figure 6-6 A
Until grease
extrudes
Every 50 hours, or
weekly, whichever
interval comes first
LUBRICATE
4 fittings per axle,
8 service points
26
Tie Rod
Pivot Pins
Figure 6-6 — — Maintenance Free NO SERVICE
27
King Pins
(upper and lower)
See NOTE 18.
Figure 6-6 A
Until grease
extrudes
PERFORM after first
100 hours of service
LUBRICATE
4 fittings per axle,
8 service points
Until grease
extrudes
REPEAT every
500 hours of service,
or 3 months,
thereafter, whichever
interval comes first
LUBRICATE
4 fittings per axle,
8 service points
NOTE 18: Use grease fittings provided. DO NOT USE non semi-synthetic lubricant. Use of non-approved lubricant may
damage components.
CAUTION
Possible Equipment Damage!
Use specified semi-synthetic or synthetic lubricants as listed in this section of your GRT8120
Operator Manual. See also your GRT8120 Service Manual for maintenance and lubrication
instructions.
Use of non-approved, non semi-synthetic lubricant may damage components and/or
invalidate published lubricant intervals.
Failure to follow this instruction may cause damage to equipment.