Fein DS 648 Operating Instructions

(
DS 648
To be handed to the workshop
Operating instructions
for the Two Speed Electric Drill type DS 648
and for DS 7 48 (42 Volts}
1. Technical Data
Type of current :
~
(AC single phase)
Double insulation without earth wire according to VDE 0740
Radio suppressed according to VDE 0875
Capacity in
Type
R.P.M.
in.
steel
I
I
mm
light metal
in.
I mm
full load
I
1st speed
DS 648
}
Sfs
16
3 /4
20
370
DS 748 2nd speed
(42V) 3f· 10
19h2
15 900
2. Operation
Remove all signs of grease from chuck.
Main voltage must correspond to the operation voltage marked
on the rating plate. Switch must be in "Off" position when
connecting.
To prevent the overbridging of the insulation no additional
marking plates and signs must be riveted or screwed. We
recommend the use of transfers.
Changing of the speed.
Push slide valve (55) into the position I or II. Change speed only
at stand-still of the machine.
Tapered
Net weight
Input
I
Output
Spindle
no load
Watts Watts
lbs.
1
kg
600
500 300 B 16 7.3
3.3
1400
gear grease. Loosen screws (70, 71) and take off gear head. Only
use the Fein special grease Sst 1. Quantity of grease: 90 g
(3 'h oz .). Order Reference for the tube of apptox. 180 g:
MZ 60-4/Sst 1.
After 900 working hours clean machine thoroughly. Rinse gears
and ball bearings in clean solvent and pack with fresh grease
Sst 1.
The space between inner and outer ring is to be one third
filled with grease in order to prevent to prevent overheating
of the bearings.
Dismantling see paragraph 4.
3. Maintenance and lubrication Clean electric parts only dry.
Pull out plug before carrying out any maintenance work. Replace carbon brushes when they have worn down to 7 mm
After 300 working hours clean air openings of the motor (0.28 in). To replace brushes see paragraph 4, sections 1 and 3.
housing. Blow out motor with dry pneumatic air. Renew the Only use Fein carbon brushes. After fitting new brushes check
BE 235/e X
2. 73 Printed in German y