KREBS MaxPro MPRH1250/32V Manuel D'utilisation page 9

6 Gear shifting failure
Failure of mechanical
7
shock motion
No motion of drilling bit
8
during motor running
Spare parts list and drawing
9
9
R R otary Hammer MPRH1250/32V User Manual
lubricating oil in reduction gearbox
Insufficient motor cooling
Shifting fork or bearing damaged
Air cylinder or teleflex damaged
Wearout of O-shape coil
Piston fracture or insufficient lubricating
oil
Chock liner gets stuck
Disconnected running of spline shaft or
swinging bearing
Piston connecting rod fracture
Rotor tooth fracture
Gear wheel fracture
Clutch gear slippage
GB
repairer
Dedust air outlet
Check and replace shifting fork or
bearing by repairer
Check and replace air cylinder or
teleflex by repairer
Replace O-shape coil by repairer
Replace piston or replenish lubricating
oil by repairer
Repair chock liner by repairer
Replace spine shaft or swinging bearing
by repairer
Replace piston connecting rod by
repairer
Replace rotor by repairer
Replace gear wheel by repairer
Replace clutch gear by repairer
Please download
www.maxpro-tools.com
files on