4.8 Service procedure Maintenance Every 1000 hours service Lubricating 1. Using a grease pump, pump in grease through the grease fittings marked by the arrows. 2. After greasing, wipe off any old grease that was pushed out. (1) Engine stop solenoid linkage (1 place) GK032292 Check tightening parts of turbocharger Please contact your KOMATSU distributor to have the tightening portions checked. Check play of turbocharger rotor Please contact your KOMATSU distributor to have the rotor play checked. Check alternator driving belt tension and replacement Since inspection and replacement of the fan belt require special tools, contact your KOMATSU distributor.
REMARK The machine is equipped with an auto tensioner, so there is no need to adjust the tension. If the alternator drive belt is in the following condition, the belt must be replaced. Please ask your KOMATSU distributor to replace the belt. z When horizontal scratch (1) crosses vertical scratch (2) z When there are tears (3) in part of the belt In case (4) where there are horizontal scratches only, there is no need to replace the belt. WA150-5H – VEAM934100 4-59 4 3 2 1 GK032293