3-12 OM 28Z3 US – Edition 2.0 * * 28Z3b330.fm
Operation
Before starting the engine
☞ Adjust seat position and rearview mirror
– see Seat adjustment on page 3-26
Important!
Adjust the seat so that the operator controls are comfortable to use and can be
moved throughout the full range of motion without restriction.
☞ Fasten your seat belt – see Seat adjustment on page 3-26.
☞ Fold the left-hand side control lever base down.
☞ Check whether all levers and pedals are in neutral position.
☞ Move the throttle to the center position (between minimum and maximum) if the engine
is cold.
Starting the engine: general
• The starter cannot be actuated if the engine is already running (start repeat interlock).
• Do not engage the starter for more than 10 seconds.
• Wait about 1 minute so the battery can recover before trying again.
Procedure
NOTICE
Possible preheater damage. Actuating the preheating system too long may
damage the preheater.
• Never preheat the engine more than 20 seconds
After you have completed the starting preparations:
☞ Insert the starting key in preheating start switch 20.
☞ Turn the starting key to position “1”.
☞ Check whether all indicator lights come on:
☞ Replace malfunctioning indicator lights immediately.
☞ Turn the starting key to position “3” and hold it in this position until the engine starts.
➥ If the engine does not start after 10 seconds.
☞ Interrupt the start procedure and try again after about 1 minute.
➥ If the engine still does not start after the second try.
☞ Contact a Wacker Neuson service center for troubleshooting.
➥ As soon as the engine runs:
☞ Release the starting key.
1
0
2
3
Fig. 5: Preheating start switch
20
Fig. 6: Indicator lights
Operation
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