Maintenance
Figure 18
1.
Front of unit
2.
Alignment holes
Figure 19
1.
Spring idler pulley
3.
Right side idler pulley
(adjustable)
2.
Front of unit
Alternator Belt Tension
Stop engine, wait for all moving parts to stop and
remove key. Engage parking brake.
Tilt seat and remove air deflector panel
To tighten alternator belt, loosen both upper and
lower alternator mounting bolts. Rotate alternator
out, away from engine and retighten hardware to
secure in place.
When properly tensioned, the alternator belt will
deflect 1/4 to 3/8 inch (7-9 mm) while applying 22
pounds of force to the belt midway between fan and
alternator.
Belt Guide Adjustment
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Remove the belt shield on the right side of mower
deck.
3. Note belt guide bolted to deck near the shield
support stud and right-hand pulley. Guide should
be 1/8 inch (3.2 mm) away from the belt, with
bolt-end of guide near end of slot (Figure 20).
4. If adjustment is necessary, loosen the bolt securing
the belt guide and make proper adjustment.
Tighten hardware.
Figure 20
1.
End of slot
2.
Belt guide
Parking Brake Adjustment
Service Interval: After the first 100 hours
Every 500 hours thereafter
Check to make sure brake is adjusted properly. This
procedure must be followed after the first 100 hours
or when a brake component has been removed or
replaced.
1. Drive the machine onto a level surface.
2. Disengage the blade control switch (PTO), move
the motion control levers to the neutral locked
position and set the parking brake.
3. Stop the engine, wait for all moving parts to stop,
and remove the key.
4. Raise the back of the machine up and support the
machine with jack stands.
41
Summary of Contents for LAZER Z D-SERIES Operators
Page 1: ...LAZER Z D SERIES For Serial Nos 920 000 Higher Lazer Z LZD Units Part No 4500 919 Rev A ...
Page 12: ...Safety 103 0223 103 0261 103 1798 103 2076 103 7218 107 2102 12 ...
Page 13: ...Safety 109 0872 109 1214 109 1215 109 1399 109 2219 109 2263 13 ...
Page 14: ...Safety 109 2264 109 2478 109 2951 109 3148 14 ...
Page 16: ...Safety 19426 87881 19426 87903 107 9866 1 Fast 3 Neutral 2 Slow 4 Reverse 16 ...
Page 52: ...Schematics Schematics Electrical Diagram 52 ...
Page 53: ...Schematics Electrical Schematic 53 ...
Page 55: ...Notes 55 ...
Page 56: ...Notes 56 ...
Page 57: ...Service Record Date Description of Work Done Service Done By 57 ...
Page 58: ...58 ...