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4.2 Torque Adjustment
For an external torque adjustment use the following steps:
1. Disconnect screwdriver from air supply
2.
For screwdriver version 346-1/2/738U (clutch 389748 B/D):
Insert the
supplied hand screwdriver 326240 through the slot on the motor housing
into the half-round bore of the lock ring.
For screwdriver version 346-3/438U (clutch 396030 B):
Push the sup-
plied adjustment wrench 337691 through the slot on the motor housing
into the bore of the adjustment nut.
3. By turning the hand screwdriver resp. adjustment wrench clockwise (-),
the torque is reduced, and if turned counter-clockwise (+), the torque is
increased.
Picture: Torque Adjustment
Screwdriver version:
346-1/2/738U
Clutch:
389748 B/D:
half-round bore for
hand screwdriver 326240
Screwdriver version:
346-3/438U
Clutch:
396030 B:
bore for
adjustment wrench 337691
