MacDon 4000 Mower Conditioner - Manual (Page 46)

46
MAINTENANCE/SERVICE
MAIN DRIVE
Main Gearbox Lubricant
The main gearbox consists of two separate cases.
Check both lubricant levels before first operation
and every 100 hours thereafter.
To check:
1. Lower mower conditioner to ground. Top of
gearbox will be approximately level in this
position.
2. Remove plug (A) from upper case and plug
(B) from lower case.
3. Add lubricant until it overflows at plug ports.
See "Recommended Lubricants" for specified
gear lube and capacity of box.
4. Replace plugs.
Main Gearbox Removal
To remove main gearbox:
1. Disconnect driveline input and output yokes.
2. Loosen four mounting bolts (C), lowering box
until rod (D) engages hooks (E).
3. Remove mounting bolts completely, allowing
box to swing on hooks.
4.
CAUTION: Use proper lifting
methods and apparatus when
removing box from hooks. Box
weighs approximately 170 lbs. (77
kg).
CHECK MAIN GEARBOX OIL
A
B
REMOVING MAIN GEARBOX
C
E
D
E