Exmark Lazer Z Operator's Manual page 26

d) Torque blade bolts as shown. Be sure the spring disk washer cone
is installed toward the bolt head (See Figure 4).
5.1.6 Check safety interlock system.
a) Check starting circuit. Starter should crank with operator in seat,
parking brake engaged, cutting blades disengaged and motion
control levers moved out in the neutral lock position.
Try to start with operator out of seat, parking brake engaged, blades
disengaged and motion control levers in neutral lock position
- starter must not crank.
Try to start with operator in seat, parking brake disengaged, blades
disengaged and motion control levers in the neutral lock position
- starter must not crank.
Try to start with operator in seat, parking brake engaged, blades
engaged and motion control levers in the neutral lock position
- starter must not crank.
Try to start with operator in seat, parking brake engaged, blades
disengaged, and the left motion control lever in, starter must not
crank, repeat again with the right lever in, then with both levers in
- starter must not crank.
Check kill circuits. Run engine at one-third throttle, disengage parking
b)
brake and raise off of seat (but do not get off of machine) engine must
stop after approx. 1/2 second has elapsed (seat has time delay kill switch
to prevent cut-outs on rough terrain).
Run engine at one-third throttle, engage cutting blades and raise off of
seat (but do not get off of machine) engine must stop after1/2 second has
elapsed.
Run engine at one-third throttle, with brake disengaged, move levers in
and raise off seat (but do not get off of machine) engine must stop after
1/2 second has elapsed.
Again, run engine at one-third throttle, brake engaged, and move left
motion control lever in - engine must stop. Repeat again moving the
right lever in, then moving both levers in - engine must stop whether
operator is on seat or not.
NOTE: If machine does not pass any of these tests, do not
operate. Contact your authorized EXMARK SERVICE DEALER.
FIG. 4
BLADE BOLT INSTALLATION
Service Interval: Daily
- - 21