Deprag 347-218U Operating Instruction Booklet page 14

Exchange of clutch spring (see picture)
To avoid loosing individual small parts, it is recommended to
only disassemble the machine on top of a flat work surface.
1. Disconnect the screwdriver from air/power supply.
2. Unscrew the clutch bearing (left-hand thread).
3. Take out the clutch complete.
4. Insert the hand screwdriver into the half-round bore of the lock ring and
turn hand screwdriver clockwise, until adjustment nut comes off.
5. Pull off lock ring.
6. Remove clutch spring, replace with new clutch spring and reassemble
clutch in reverse order.
7. Insert clutch into clutch bearing and tighten clutch bearing to DEPRAG-
Screwdriver (left-hand thread).
NOTICE
The claw of the clutch must engage with the claw of the
spindle!
8. An external torque adjustment of the clutch is again possible (see
chapter Torque Adjustment).
adjustment nut
half-round bore
Picture: Exchange of clutch spring
Make sure to screw adjustment (adjusting) nut onto clutch bearing
until one line of the thread is visible.
clutch spring
14
claw of the clutch