Great Dane GDRZ25KAE Manuel D’Utilisation

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Operating - 8
OPERATING
seconds.
Repeat the procedure if necessary.
9. Let the engine run at half-speed position for several 
minutes to warm up before operating the machine. Reduce 
choke setting as the engine warms up.
Operating the Machine
1. Adjust mower deck to desired cutting height.
2. Start and warm up engine at half throttle.
3. Move PTO/clutch switch to on position.
4. Move throttle lever to wide open position.
5. Unlock park brake.
NOTE: The travel speed and turn rate will vary with the 
amount that the control levers are moved.
MX9220
6. Drive the machine:
To drive the machine forward: Push both control levers 
forward smoothly and evenly.
To turn the machine: Pull the control lever back on the 
same side as the direction of the desired turn. Push the 
other lever forward.
To stop the machine: Return both control levers to the 
neutral position.
To drive the machine in reverse: Pull both control levers 
back evenly.
Stopping the Machine
NOTE: If the operator leaves the seat without placing 
the PTO switch in the off position, the mower blades 
will stop as soon the operator leaves the seat.
1. Move the PTO/clutch switch to the off position.
2. Return both control levers to the neutral position.
3. Lock park brake.
4. Move the throttle lever to the half-speed position, and let 
the engine run at low throttle for a few seconds.
5. Turn the key switch to the stop position.
6. Remove key.
Adjusting Cutting Height
Cutting height can be adjusted from approximately  25-152 
mm (1-6 in.). Each hole adjusts the height of cut (HOC) in 
13 mm (1/2 in.) increments.
The deck can also be raised and locked in a transport 
position to provide maximum ground clearance when 
moving the machine from one area to another.
MX9215
1. Push the mower deck lift/lower pedal (A) forward to 
raise and latch the deck in the transport position.
2. Position the HOC adjustment pin (B) in the proper hole 
for the desired height of cut.
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! Learn the use of the 
control levers. Practice at half throttle until 
becoming proficient and comfortable with the 
operation of the machine.
Do not move control levers from forward to 
reverse or reverse to forward position rapidly. 
Sudden direction changes could cause loss of 
control or damage the machine.
c
 CAUTION: Avoid injury!  Children or bystanders 
may attempt to move or operate an unattended 
machine.
 Always lock the park brake and remove the 
key before leaving the machine unattended.
A
B
C