Belt Replacement - Zetor PRIMO HT 20 NC Operator's Manual

MOWER DECK

Belt Replacement

The mower deck belts must be replaced after every 200 hours of operation or if the belts show signs of wear,
breakage or other damage.
Remove the fasteners that secure the left/right belt cover to the mower deck.
Notice:
The tensioning arm and tension pulley are under spring tension. Be careful when handling the
tension arm assembly to avoid possible injury.
Insert the ''breaker bar'' into the square hole in the tensioning arm. Carefully push the tensioning arm to the
left, away from the discharge hole, to release the tension of the belt. Remove the belt from the right spindle
pulley, then carefully release the tensioning arm.
Remove the belt from the center spindle pulley.
Remove the belt from the first fixed tensioning pulley.
Remove the belt from the left spindle pulley.
Remove the belt from the tensioning arm pulley.
Remove the belt from the transmission pulley.
Remove the belt from the second tensioning pulley.
Remove the belt from the mower deck and discard.
Belt Replacement
Guide the belt 'back side' around the fixed tensioning pulley near the transmission.
Guide the belt around the transmission pulley.
Guide the belt around the tensioning arm pulley. The ''back side'' of the belt will be the contact point with the
arm pulley.
Guide the belt around the left spindle pulley.
Guide the ''back side'' of the belt around the fixed tensioning pulley near the central spindle.
Guide the belt around the center spindle pulley.
Make sure that the belt is properly placed in each pulley, then insert the ''breaker bar'' into the square hole of
the tensioning arm. Carefully push the tensioning arm to the left, away from the discharge hole, and release
the tension. Place the belt on the right spindle pulley, then carefully release the tensioning arm.
Reassemble the left and right belt cover on the mower deck.
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