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TP 300-5412---ZT-SN 8/200816
Axion / 150Z Series
CHECK RIDER SAFETY
SYSTEM
Service Interval: Every 100 hours, every spring/fall,
and after storage of 30 days or longer.
This unit is equipped with safety interlock switches.
These safety systems are present for your safety. Do
not attempt to bypass safety switches, and never
tamper with safety devices. Check their operation
regularly.
Operational SAFETY Checks
TEST 1 — ENGINE SHOULD NOT CRANK IF:
• Mower blades switch is ON, OR
• Ground speed control levers are not in their
START/PARK positions, OR
• Parking brake lever is in DISENGAGE position.
TEST 2 — ENGINE SHOULD CRANK IF:
• Mower blade switch is OFF, AND
• Ground speed control levers are in their
START/PARK positions, AND
• Parking brake lever is in ENGAGE position.
TEST 3 — ENGINE SHOULD SHUT OFF IF:
• Operator rises off seat with the mower blade switch
ON, OR
• Operator rises off seat with the ground speed
levers in DRIVE positions, OR
• Operator rises off seat with the parking brake in
DISENGAGE position, OR
• Operator moves the left and/or right ground speed
control lever out of its START/PARK position with
the parking brake lever in ENGAGE position.
TEST 4 — BLADE BRAKE CHECK
The mower blades and mower drive belt should come
to a complete stop within five seconds after the mower
blade switch is turned OFF. If mower drive belt does
not stop within five seconds, contact your local autho-
rized dealer.
NOTE: Once the engine has stopped, the mower blade
switch must be turned OFF, the ground speed control
levers must be locked in their START/PARK positions,
and the parking brake lever must be in the ENGAGE
position in order to start the engine.
WARNING
If the unit does not pass a safety test, do not
operate it. See your local authorized dealer.
Under no circumstance should you attempt to
defeat the purpose of the safety interlock
system.
Burnish PTO Clutch
1. Engage the parking brake, start the tractor, and set
engine speed to full throttle.
2. Engage the PTO switch for fifteen seconds, then
disengage it and wait for the mower blades to stop.
3. Repeat step 2 ten times taking note of mower blade
stopping time. (Stopping time must be five seconds or
less.) If the unit fails this test, perform the PTO clutch
adjustment found in the “Regular Maintenance”
section or replace the clutch.