SFH220 & SFH240 FRONT MOWER SERVICE MANUAL d.
Remove the gear case mount by removing the four bolts.
e.
Remove the level plug and drain plug. Then drain all the oil by tilting the gear case.
2.
INSPECTION AND REPLACEMENT OF V-BELTS
・Inspection of belt tension
f.
Wrap the threads of the drain plug with sealing tape and screw it in and supply with fresh oil through the level plug hole using an oil pitcher. [Gear oil SAE80, capacity: 0.4 liter (0.09 IMP gal.)].
g.
Wrap the threads of the level plug with sealing tape and re-install it.
a.
Check the tension of each belt. Measure the length or the inter-coil clearance of the tension spring. Length of 135 -140 mm (5.3 -5.5 in.) or clearance of 1.2-1.4 mm (0.05 -0.06 in.) shows proper tension.
IMPORTANT: All the oil spilled on the gear case mount should be wiped off completely with cloth. If it is not, the belt may be smeared with oil and become slippery. h.
Tighten the gear case mounting plates securely with bolts.
i.
Make sure that the belt runs around the pulleys as shown and it is completely seated in the belt ways of each pulley. Then give proper tension to the tension spring with the tension rod.
(1) Tension spring b.
2
If the measured spring length or inter-coil clearance deviates from the specified value, correct the length or clearance by loosening the tension rod nut and turning the rod.
1 (1) Belt
(2) Pulley
j.
Re-install the drive shaft cover and the belt covers.
k.
Re-install the removed blade.
(1) Lock nut (3) Tension spring (2) Tension adjustment rod
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