SERVICE PROCEDURE
MAINTENANCE
294
PW160-7H VEAM390100
CHECK PLAY OF TURBOCHARGER ROTOR.
Ask Komatsu distributor to check the play of the turbocharger
rotor.
CHECK & ADJUST VALVE CLEARANCE
As a special tool is required for removing and adjusting the parts
contact your Komatsu distributor for service.
CHECK FAN BELT TENSIONER BEARING BELT
AND FAN HUB
●
Check the tensioner bearing
With the fan belt removed rotate fan hub.
The tensioned pulley should spin freely with no rough spots
defected under hand pressure.
●
Check the tensioner bearing.
●
Replace bearing if damaged.
●
Check fan hub. With the drive belt removed, rotate fan hub.
REMARK
The fan hub should spin freely without excessive end play.
●
Check the fan hub bearing.
●
Replace bearing if damaged.
CHECK FAN BELT TENSION AND REPLACE FAN
BELT
●
Special tools are required for inspection and replacement of
the fan belt. Contact your Komatsu distributors for inspection
and replacement.
REMARK
An installed auto fan belt tension adjuster, "Auto Tensional
Fan Belt", dispenses with the belt deflection adjustment.
Summary of Contents for PW160-7H
Page 2: ......
Page 3: ...PW160 7H VEAM390100 3 FOREWORD ...
Page 12: ...LOCATIONS OF PLATES TABLE TO ENTER SERIAL NO AND DISTRIBUTOR FOREWORD 12 PW160 7H VEAM390100 ...
Page 18: ...18 PW160 7H VEAM390100 ...
Page 220: ...TROUBLESHOOTING OPERATION 220 PW160 7H VEAM390100 ...
Page 305: ...PW160 7H VEAM390100 305 SPECIFICATIONS ...
Page 307: ...SPECIFICATIONS SPECIFICATIONS PW160 7H VEAM390100 307 1 PIECE BOOM ...
Page 308: ...SPECIFICATIONS SPECIFICATIONS 308 PW160 7H VEAM390100 2 PIECE BOOM ...
Page 345: ......