SERVICE AND ADJUSTMENTS
CAUTION: TO AVOID SERIOUS INJURY, BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
1.Release control bar and stop engine.
2.Make sure the blade and all moving parts have completely stopped.
3.Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug.
LAWN MOWER
TO ADJUST CUTTING HEIGHT
See “TO ADJUST CUTTING HEIGHT” in the Operation section of this manual.
REAR DEFLECTOR
The rear defl ector, attached between the rear wheels of your mower, is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator's mowing position. If the defl ector becomes damaged, it should be replaced.
TO REMOVE DRIVE BELT (See Figs. 18–20)
1.Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug.
2.Remove screws retaining drive cover and remove drive cover from lawn mower housing (See Fig. 18).
SCREWS |
LAWN |
MOWER |
HOUSING |
DRIVE |
COVER |
FIG. 18
3.Remove drive cable from anchor, then detach it and return spring from idler arm assembly (See Fig. 19).
RETURN SPRING | DRIVE CABLE ANCHOR |
DRIVE BELT
HOUSING
HOLE
DRIVE | BELT | PIVOT | IDLER ARM |
PULLEY | KEEPER |
| ASSEMBLY |
4.Pivot idler arm assembly to slacken drive belt, then remove drive belt from drive pulley, belt keepers and idler arm.
5.Turn lawn mower on its side. Make sure air fi lter and carburetor are up.
6.Remove screw securing debris shield. Note that the debris shield has a tab which fi ts into a gap in the housing (See Fig. 20).
HOUSING | CRANKSHAFT |
|
HOLE |
| TAB |
|
| BLADE |
|
| ADAPTER |
|
| HARDENED |
DEBRIS |
| WASHER |
|
| |
SHIELD |
|
|
|
| LOCK- |
|
| WASHER |
| TRAILING | BLADE |
SCREW | EDGE | BOLT |
FIG. 20
7.Use a wood block between blade and mower housing to prevent blade from turning when removing blade bolt.
NOTE: Protect your hands with gloves and/or wrap blade with heavy cloth.
8.Remove blade bolt.
9.Remove blade, attaching hardware (bolt, lock washer, hardened washer), blade adapter and debris shield as one assembly.
10.Remove drive belt from blade adapter and debris shield; discard old belt.
TO REPLACE DRIVE BELT (See Figs. 18–21)
1.Place new drive belt in the belt retainer of the debris shield. Be sure to route belt between belt keepers and through slot as shown (See Fig. 21).
DEBRIS SHIELD | TAB |
BELT |
|
KEEPERS |
|
DRIVE |
|
BELT |
|
SLOT | BELT |
RETAINER |
FIG. 19 | 14 | FIG. 21 |
