11
MAINTENANCE
GEARBOX BELT (Replacement):
(See Illustration 4)
• Before any inspection or replacements of the belts and associated parts, turn engine off and pull
spark plug lead off the spark plug.
• Be careful during adjustment of the mower to prevent entrapment of the fingers between moving
blades, pulley’s and fixed parts of the mower.
• Remove belt guide. (Part No 3228) by fully unscrewing the 8mm bolt shown in illustration 4.
• Remove nut “A” from the adjustment pivot and release the rod from the crank arm.
• Remove the belt from the pulleys and slide it over the clutch adjustment rod.
• To fit a new belt, place the belt over the clutch adjustment rod and wrap it around the gearbox, idler & engine pulleys.
• Reconnect adjustment pivot to crank arm and tighten nut “A”.
• Refit belt guide. (ensure guide is bolted on the inside of the engine mounting plate)
• Adjust clutch: See below.
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Illustration 4
CUTTER BELT (Replacement)
(See illustrations 1, 4 and 5)
:
• Before replacements of the belts and associated parts, turn the engine off and pull the spark
plug lead off the spark plug.
• Be careful during adjustment of the mower to prevent entrapment of the fingers between moving
blades, pulleys and fixed parts of the mower.
• Remove belt guide, P/No 3228, by unbolting it from the engine mounting plate.
• Remove the gearbox belt from engine pulley as described above.
• Ensure the blade engagement pedal is disengaged.
• Move the cutter height lever to mid height position.
• Loosen “D” nut and the 6mm nuts on the brake arm, to ensure the belt is loose. (See illustrations 5)
• Remove the old belt and replace with a new belt, feeding it around the pulleys and keeping the belt on the
inside of the guide pins under the engine plate.
• Place the blade engagement pedal in the engaged position and adjust the belt tension by adjusting nuts “D” & “E”.
DO NOT OVER TIGHTEN THE BELT !
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CLUTCH ADJUSTMENT FOR TRANSMISSION:
(See Illustration 4)
• To Increase belt tension, loosen nut “C” and tighten nut “B”.
• Make sure the belt is entirely free when the clutch lever is disengaged and that the lever requires little force
to hold against the handgrip.
• DO NOT OVER-TIGHTEN THE BELT. ONLY A LIGHT TENSION IS NECESSARY FOR DRIVING THE MOWER.
8mm bolt securing belt guide.
Clutch adjustment rod
Nut B
Nut C
Nut A
Belt guide No 3228.
