| Section 5: Maintenance | 11 |
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WARNING
Before inspecting, cleaning or servicing the machine, shut off engine, wait for all moving parts to come to a stop, disconnect spark plug wire and move wire away from spark plug. Remove ignition key on electric start models.
Failure to follow these instructions can result in serious personal injury or property damage.
A
B
Figure 5-2: Belt tension adjustment.
REMOVING AND REPLACING TRIMMER HEAD
1.Stop the engine and wait for all mov- ing parts to stop. Disconnect spark plug wire and move it away from the spark plug. Remove the ignition key on electric start models.
2.Two bolts (A, Figure
NOTE: It may be necessary to first re- move the wear cup (D, Figure
3.Install the new trimmer head on the spindle head. Tighten the hardware se- curely (to 75 in/lbs.) and evenly.
4.If the wear cup (D, Figure
C
B
A
D
F
E
Figure
INSPECTING/REPLACING
DRIVE BELT
The drive belt should not require inspec- tion for many hours of operation. If re- placement becomes necessary, follow the instructions given here.
Belt Inspection
1.Stop the engine and let all moving parts stop. Disconnect spark plug wire and move it away from spark plug. Allow engine to cool. Remove the key on elec- tric start models.
2.For convenience, we recommend that you place the unit on a raised platform to make access to the underside of the deck as easy as possible.
3.Examine the belt. Feed it around the rear (engine) pulley so the entire belt can be examined. If cracks or other damage are noted, a new belt is needed.
Belt Removal
1.Stop the engine and wait for engine to cool. Disconnect the spark plug wire and move it away from the spark plug.
Remove the ignition key on electric start models.
2.Remove gasoline from fuel tank.
DANGER
GASOLINE IS HIGHLY FLAMMABLE AND ITS VAPORS ARE EXPLOSIVE.
•Drain fuel into approved container outdoors, away from open flame.
•Be sure engine and muffler are cool before draining gasoline.
•Do not smoke.
Failure to comply can result in serious personal injury and property damage.
3.Carefully tip unit on its left side and secure it in place.
4.Remove the plastic plug (A, Figure 5- 4) from the top of the mower deck.
5.Using a 3/4" socket wrench, remove nut (B, Figure
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Figure |