Malfunctions
Version 1.1.3 - 2020-07-21
89
Translation of the original instructions
B34H | B34HV
GB
B34H_B
34HV_
GB_
7
.f
m
Spindle bearing overheating
•
Bearing worn down
•
Bearing pretension is too high
•
Working at high drilling speed over
a longer period of time.
•
Replace
•
Increase bearing clearance for fixed
bearing (taper roller bearing)
•
Reduce drill speed and feed rate
Working spindle rattling on rough
piece surfaces
•
Excessive slack in bearing
•
Working spindle moves up and
down
•
Adjustment strip loose
•
Clamping chuck is loose
•
Tool is blunt
•
Workpiece is loose
•
Reduce bearing clearance or
replace bearing
•
Readjust bearing clearance (fixed
bearing)
•
Adjust strip to the correct slack
using the adjusting screw
•
Check, re-tighten.
•
Sharpen or replace tool
•
Clamp the workpiece firmly.
Malfunction
Cause/
possible effects
Solution