Gehl 418T Wheel, Руководство оператора

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AP0902
5–15
Maintenance
5.6 V-belt
WARNING!
To avoid injury, only check or re-tension/replace the V-belt when the engine is
switched off.
☞
Switch off the engine before carrying out maintenance work in the engine
compartment!
Check the V-belt every day or every 10 hours of operation and re-tension it if necessary.
New V-belts should be re-tensioned after about 15 minutes of operating time.
5.6.1 Checking the V-belt tension
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Check as follows:
• Switch off the engine
• Prevent the machine from rolling away and remove the ignition key
• Open the engine cover
• Carefully inspect the V-belt for damage
If the V-belt is damaged:
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Replace V-belt
• Press with your thumb in the middle of the longest section between two pulleys (figure
148) to check whether the V-belt can be deflected, by no more than about 0.4 in (10
mm)
• Re-tension the V-belt if necessary – see Section 5.6.2 „Re-tensioning the V-belt”
5.6.2 Re-tensioning the V-belt
☞
Re-tension as follows:
• Switch off the engine
• Prevent the machine from rolling away and remove the ignition key
• Open the engine cover
• Unscrew swivel screws 148/3 on the alternator and the set screw on
adjustment bracket 148/2
• Use a suitable tool to move the alternator until the correct V-belt tension is obtained
• Keep the alternator in this position
• Firmly tighten swivel screw 148/3 on the alternator and the set screw on
adjustment bracket 148/2
• Check the V-belt tension once again. Check the V-belt tension again after the first 25
service hours if a new V-belt is mounted
Fig. 148: Checking the V-belt tension