John Deere GM1048E Lawn Mower User Manual


 
5 - REPAIR PROCEDURES
CAUTION: All repair procedures must be done by authorized dealerships. It is not
recommended that untrained individuals perform any repair work. The following
operations are detailed for qualified personnel only.
5.01 - Gearbox
To remove the gearbox:
1. Remove the belt
13
(see fig. 14).
2. Remove the nut holding the pulley to the gearbox pinion shaft.
3. Remove the pulley.
4. Remove the nuts holding the gearbox to the central plate.
5. Remove the gearbox.
If it is necessary to replace any part on the inside of the gearbox, it is important to
replace oil seals or gaskets to ensure a tight fit when reassembling.
To replace the gearbox, follow the above instructions in reverse order.
5.02 - Blade Spindle
To remove a blade spindle:
1. Remove the belt
14
.
2. Remove the nut holding the pulley to the spindle shaft (see fig. 12).
3. Remove the blades
15
.
4. Unbolt the bolts holding the rotor support to the mower deck.
5. If necessary remove and replace the bearings from the rotor using presses or
extractors.
6. Reassemble in reverse order ensuring that the nut securing the top pulley (see
fig. 12) is tightened to 118 lb. ft.
5.03 - Suggested Spare Parts
It is suggested that the following spare parts be kept on hand for the mower at all times
to prevent a minor problem from delaying work.
REPAIR PROCEDURES 33 FRONTIER
G
ROOMING MOWERS OPERATORS MANUAL
15
See Section 4.03 - Blade Maintenance.
14
See Section 4.05 - Belt Replacement.
13
See Section 4.05 - Belt Replacement.