Toro 3100 Lawn Mower User Manual


 
Greensmaster 3100
Page 4 – 41.1
Repairs
Rev. B
Reel Motor 94–3506 Repair (Fig. 18a)
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Figure 18a
1. Plug ports and wash exterior of motor with mineral
spirits or solvent. Make sure parts and work area are
clean.
IMPORTANT: Extreme caution must be used when
using a vise to avoid distorting any parts.
2. Draw a line across the seam areas on the motor case
with a scribe or marker to ensure proper reassembly.
3. Remove four socket head capscrews (1) and washers
(2).
4. Put your hand on the cover assembly (4) and gently
tap the drive shaft with a soft face hammer to separate
the body (10) from the cover. Be careful not to drop parts
or disengage gear mesh.
5. Before removing gear set, apply marking dye to mat-
ing teeth to retain “timing” when reassembling. Motor
efficiency may be affected if the teeth are not installed
in the same position during reassembly.
IMPORTANT: To prevent damage to load plate or
cover during motor operation, do not mark gears
with a punch or scribe.
6. Be careful when disassembling. The needle bearings
(5) may be of the loose grease retained type. Pack these
with general purpose grease to retain them for re–
asembly. It is recommended NOT to remove the bearing
races from the cover and body.
7. Remove the load plate assembly (9).
8. Remove and discard the seal ring (8), snap ring (13),
shaft seal (12), and spacer (11). These items are avail-
able in a repair kit.
9. Clean and air dry all parts. Check for burrs, scoring,
nicks, etc.
10. Replace gears as set if excessively scored or worn.
Replace load plate if worn or scored.
11. Apply grease or petroleum jelly to load plate assem-
bly (9) and install in body.
12. Dip gears in oil and install in body, maintaining origi-
nal timing and locations.
13. Apply grease or petroleum jelly to ring seal (8) and
install in body.
14. Apply hydraulic oil to inside of cover (4) and
assemble cover to body, making sure that none of the
parts become displaced. Insert the cap screws and
washers and hand tighten.