Drive Chain Tension Assembly - Toro GreensPro 1200 Service Manual

Drive Chain Tension Assembly

Removal
(Figure 17.)
1. Park machine on a clean, level surface with the
transport wheels in the raised and locked position.
Make sure engine is OFF. Remove spark plug wire
from the spark plug.
2. Remove drive chain tension assembly from machine
(see Transmission in this section).
2
1
18
17
16
15
14
13
12
11
Figure 17
1. Pivot bushing
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2. Oilite bushing (2 used)
3. Idler sprocket assembly
4. Bolt
5. Bearing (2 used)
6. Idler sprocket
7. Spacer
8. Idler gear bushing
9. Cap screw
3. Remove the pivot bushing (1) and two Oilite
bushings (2) from the idler arm (18).
4. Remove lock nut (16), flat washer (17), idler gear
bushing (8), idler sprocket assembly (3), and bolt (4)
from idler arm (18).
NOTE: Perform step 5 only if it is necessary to replace
bearings (5).
5. Remove two bearings (5) and spacer (7) from idler
sprocket (6).
GreensPro 1200
4
3
5
6
7
5
8
9
10
10. Flat washer
11. Nut
12. Tension rod
13. Lock nut
14. Flat washer (2 used)
15. Nut
16. Lock nut
17. Flat washer
18. Idler arm
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6. Remove cap screw (9), lock nut (13), and two flat
washers (14), and remove tension rod (12) from idler
arm (18).
Installation
(Refer to Figure 17.)
1. Install the tension rod (12) on idler arm (18) using
cap screw (9), two flat washers (14), and lock nut (13).
NOTE: Perform step 2 only if it is necessary to replace
bearings (5).
2. Install two bearings (5) and spacer (7) in idler
sprocket (6).
3. Install the idler sprocket assembly (3) on idler arm
(18) using bolt (4), idler gear bushing (8), flat washer
(17), and lock nut (16).
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4. Install two Oilite bushings (2) and pivot bushing (1)
in the idler arm (18).
5. Install drive chain tension assembly to machine (see
Transmission in this section).
6. Adjust drive chain tension and lubricate chain.
(Refer to Operator's Manual.) Dri-Slide
Lubricant (or equivalent) is recommended for chain
lubrication.
After drive chain adjustment, the drive chain should
have 0.200 in. to 0.300 in. (5 to 8 mm) deflection at
mid-span between sprockets.
®
Multi-Purpose
Hydraulic System