Replacing The Pump Drive Belt; Adjusting Motion Controls - Toro Z-Master Z149 Manual

52" sfs side discharge mower
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Note: Dot not remove spring from eye bolt.
5. Verify length of push arms; refer to Adjusting Push
Arms, page 38.
Caution
Spring is under tension when installed and can
cause personal injury.
Do not remove spring from spring eye bolt.
6. Remove spring loaded idler pulley (Fig. 45).
7. Route new belt through idler arm (Fig. 45).
8. Reinstall idler pulley and route belt onto other pulleys
(Fig. 46).
9. Retighten outer nut on spring eye bolt (Fig. 45).
Note: Check spring length. The spring should measure
9.375
.125 (238 mm .3 mm) when installed. Adjust if
it does not (Fig. 45).
10. Install belt covers over outside spindles.
4
2
Figure 46
Top View
1. Deck belt
2. Idler arm
3. Outside pulley

Replacing the Pump Drive Belt

Check pump drive belt for wear after every 50 hours of
operation.
1. Remove deck belt first. See Replacing the Deck Belt
on page 39.
1
5
3
4. Spring
5. Idler pulley
40
2. Remove bolt from clutch strap and unplug clutch
electrical wire (Fig. 47).
3. Pull spring loaded idler to side. Remove traction belt
from the engine and hydro pump pulleys (Fig. 47).
4. Install new belt around engine and hydro pump pulleys
(Fig. 47).
5. Pull spring loaded idler to side and align belt. Release
pressure on spring loaded idler (Fig. 47).
6. Reinstall deck belt.
3
5
4
Figure 47
1. Clutch strap
2. Bolt
3. Clutch electrical wire

Adjusting Motion Controls

Adjusting Handle Neutral
If motion control levers do not align, or move easily into
the console notch, adjustment is required. Adjust each
lever, spring and rod separately.
Note: Motion control levers must be installed correctly.
See Install Motion Control Levers on page 14.
1. Stop engine, remove ignition key and tilt seat forward.
2. Begin with either the left or right motion control lever.
Move lever to the neutral (but not locked) position and
pull lever back until the clevis pin (on arm below pivot
shaft) contacts the end of the slot (just beginning to put
pressure on spring) (Fig. 49).
3. Check where lever is relative to notch in console
(should be centered allowing lever to pivot outward to
the neutral lock position (Fig. 48).
1
6
2
m–4119
4. Belt
5. Idler
6. Clutch

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