Deprag 400373 B, Operating Instruction Booklet

Page: 13 / 40

13
6.2. Torque Adjustment
For an external torque adjustment use the following steps:
1. Disconnect screwdriver from air supply.
2. For screwdriver type 346-237U/737U: Insert the supplied key 326240 through the
slot on the pistol grip into the half-round bore of the lock ring.
For screwdriver type 346-337U/437U: Push the supplied key 337691 through the
slot on the pistol grip into the bore of the adjustment nut.
3. If necessary, manually turn clutch by means of inserted tool.
IMPORTANT
By turning the key clockwise (-), the torque is reduced and if turned counter-
clockwise (+), the torque is increased.
Screwdriver type 346-237U/737U Screwdriver type 346-337U/437U
Half-round bore for torque adjustment Bore for torque adjustment
Illustration 2 - Torque Adjustment
key
326240
key
337691