Operation
Version 1.0.3 - 2022-04-06 93Translation of original instruction
D17 Pro│D23 Pro│D26 Pro│D33 Pro EN
D17Pro_D23Pro_D26Pro_D33Pro_GB_4.fm
4.7 Speed variation
CAUTION!
Preventive safety measure. Pull the mains plug of the drilling machine.
Disconnect the machine from the
power supply.
Release the screw connection on the
protective cover of the V-belts.
Img. 4-5: Belt drive
Open the protective cover.
Loosen the sliding rail screws on the right and left side of the drill head and shift the motor
towards the drill chuck using the handle.
CAUTION!
Only disassemble the cover hood if the drilling machine is disconnected from the
electrical supply.
Close and screw down the protective cover after any speed adjustment.
ATTENTION!
Watch for the proper tension of V-belts.
Too heavy or too low tension of the belt can cause damage.
The belts are correctly tensioned, when it can be by pressing with the fingers for about 1
cm.
4.7.1 Speed tables
INFORMATION
When operating at a 60Hz connection, the speed increases by 1.2 times.
D17 Pro
Protective cover
V-belt
Sliding rail
screws
Handle
2520
1900
1400
900
500
8 x 82
5 mm (Li)
Item No. 030 0317 1108
Master Labels
50Hz
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