BA 901/1101 en – Edition 2.1 * 91101b520.fm 5-13
Maintenance
Retightening the V-belts
Overtightening the V-belts can damage the V-belts, the V-belt guide and the
water pump bearing.
Avoid contact of oil, grease or similar substances with the V-belts.
☞ Check the V-belt tension – see Checking V-belt tension on page 5-12
Proceed as follows before retightening:
☞ Stop the engine
☞ Raise the safety bar
☞ Remove the key and carry it with you
☞ Disconnect the battery or the battery master switch
☞ Let the engine cool down
☞ Open the engine cover
Alternator
• Retighten as follows:
☞ Loosen fastening screws 3 and 4 of alternator L
☞ Adjust alternator L with screw 4 until you reach the correct V-belt tension.
☞ Firmly tighten fastening screws 3 again
☞ Check V-belt tension again and adjust it if necessary
☞ Connect the battery or the battery master switch
☞ Close the engine cover
Coolant and fuel pump
• Retighten as follows:
☞ Loosen fastening screws 5 of the adjusting bracket
☞ Turn fuel pump K toward A until you reach the correct V-belt tension.
☞ Firmly tighten fastening screws 5 again
☞ Check V-belt tension again and adjust it if necessary
☞ Connect the battery or the battery master switch
☞ Close the engine cover
Fig. 99: Coolant and fuel pump
K
5
A