Section 4 - ADJUSTMENTS & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance, service or repairs with the engine running. STOP engine. STOP blade. Engage parking brake. Remove key. Remove spark plug wire from spark plug and secure away from plug. Engine and components are HOT. Avoid serious burns, allow all parts to cool before working on machine. Fuel Filler Cap and vent must be closed securely to prevent fuel spillage.
4.5MOWER DRIVE BELT REPLACEMENT
Inspect mower drive belt as described in Section “CHECK MOWER DRIVE BELT”. Replace belt if signs of excessive wear and/or damage are present.
4.5.1. BELT REMOVAL
9.Route belt onto spindle pulley. Make sure belt is inside belt guide. Route belt as shown for the individual models shown in Figure 4.14.
10.Reinstall fixed idler removed in Step 8. Tighten idler pulley bolt securely.
BELT MUST BE TO THE INSIDE OF BELT GUIDE
1.Remove mower drive belt cover. Refer to Section “DRIVE BELT COVER REMOVAL”.
2.Remove old belt.
4.5.2. BELT REPLACEMENT
FIXED IDLER PULLEY
BELT GUIDE
1.Follow WARNING statement found on this page.
2.Check fuel level in tank. If over 3/4 full, remove tank. Refer to Section “REMOVING FUEL TANK”. If 3/4 or less, proceed to next step.
3.Carefully stand Rear Engine Rider on rear bumper.
4.Route new belt through engine belt guide up to engine pulley.
ENGINE PULLEY
FIGURE 4.13
11.Adjust belt guide. See Figure 4.14 for proper belt-
12.Reinstall mower drive belt cover.
| 28”, 30” & 33” MODELS |
1/16” NOMINAL | (Dual Idler System) |
ENGINE
BELTFIGURE 4.25 GUIDE
FIGURE 4.12
5.Move transmission shift lever to the neutral (N) position.
6.Rotate clutch yoke (clutch yoke shown in Figure 4.7) out with your hand and work belt between drive disc and rubber driven disc.
7.To clear the primary chain case, move transmission shift lever to the #5 position. Route belt around drive disc and into drive pulley belt groove. See Figure 4.12.
8.Remove fixed idler. Make sure belt is inside belt guide and idler belt guide. See Figure 4.13.
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