John Deere z425 - Manual (Page 17)

Operating - 16
OPERATING
Right Turn
MX37902
1. To turn slightly to the right, push left control lever (D) further forward
than the right control lever (C).
MX37903
2. To turn sharply to the right, push left control lever (D) forward and pull
right control lever (C) rearward at the same time.
Starting the Engine
1. Sit on the operator seat.
2. Lock park brake.
3. Push the mower engagement knob down to disengage the mower.
4. Set both motion control levers to the start/shutdown position.
5. Move throttle lever to set engine speed:
• Cold start: Set throttle lever to the start position.
• Warm start: Set throttle lever to the run position.
6. Position choke knob:
• Cold start: Pull knob up and hold in the choke position.
• Warm start: If necessary, pull knob up and hold in choke position.
7. Turn key switch to the start position.
8. After engine starts, release key switch to the run position, push choke
knob down to off position, and move throttle to run.
9. Allow the engine to warm up for 20 seconds.
10. Release park brake.
11. Set both motion control levers to the neutral position.
Engaging Mower
1. Adjust mower to desired cutting height.
2. Start engine.
3. Release park brake.
4. Move both motion control levers to the neutral position.
5. Set throttle lever to the RUN position.
6. Pull mower engagement switch up to engage mower.
NOTE: The travel speed and turn rate will vary with the amount that
the control levers are moved.
7. Push motion control levers forward slowly. Mow at a safe travel speed.
Stopping the Engine
1. Stop machine on a level surface, not on a slope.
2. Push the mower engagement switch down to disengage mower.
3. Move the motion control levers to the start/shutdown position.
4. Lock park brake.
5. Move throttle lever to the shutdown position.
6. Allow the engine to cool down for 20 seconds.
7. Turn ignition key to STOP (off) position.
c
CAUTION: Avoid injury! Engine exhaust fumes contain
carbon monoxide and can cause serious illness or death.
Do not run an engine in an enclosed area, such as a garage, even
with doors or windows opened.
Move the machine to an outside area before running the engine.
C
D
D
C
IMPORTANT: Avoid damage! Starter may be damaged if starter is
operated for more than 20 seconds at a time:
• Wait two minutes before trying again if engine does not start.
IMPORTANT: Avoid damage! Unnecessary engine idling may
cause engine damage. Excessive idling can cause engine
overheating, carbon build-up, and poor performance.
c
CAUTION: Avoid injury! Clear mowing area of all bystanders
when operating this machine. Thrown objects could cause serious
injury or death.
Keep hands and feet away from blades and discharge opening.
Do not mow in reverse unless absolutely necessary.