3-20 BA 50Z3/6003 en – Edition 4.3 * * 5003b330.fm
Operation
Starting the engine: general
• The starter cannot be actuated if the engine is already running (start repeat interlock).
• Do not run the starter for more than 10 seconds.
• Wait about 1 minute so the battery can recover before trying again.
Procedure
Actuating the preheating system too long can damage the preheater.
☞ Never preheat the engine more than 20 seconds.
After you have completed the starting preparations:
☞ Insert the ignition key in preheating start switch 20.
☞ Turn the ignition key to position “1”.
☞ Check whether all indicator lights illuminate.
☞ Replace malfunctioning indicator lights immediately.
☞ Turn the ignition key to position “2” and hold it in this position for about 5 seconds.
➥ The intake air is preheated.
☞ Turn the ignition key to position “3” and hold it in this position until the engine starts.
➥ If the engine does not start after 10 seconds:
☞ Stop starting the engine and try again after 30 seconds.
➥ If the engine still does not start after the second try:
☞ Contact an authorized workshop for troubleshooting.
➥ As soon as the engine runs:
☞ Release the ignition key.
1
0
2
3
Fig. 56: Preheating start switch
20
Fig. 57: Indicator lights (up to serial no. AH00578)
DP1
DP2
DP3
DP4
DP5
DP6
DP7
DP8
DP9
DP10
DP24
DP23
DP22
DP21
DP20
DP19
DP18
DP17
DP16
DP15
Fig. 56: Indicator lights (from serial no. AH00579)
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