Selecting Forward Or Reverse Rotation; Speed Control; Gear Selection; Drilling Concrete - Westfalia ABH 18 Original Instructions Manual

 To stop the rotary hammer, release the trigger switch.

Selecting forward or reverse Rotation

 The direction of the drill can be changed using the forward/reverse
switch (7).
 To run the drill in a clockwise direction, position the forward/reverse
switch on the left, adjacent to the
 To run the drill in an anti-clockwise direction, position the for-
ward/reverse switch on the right, adjacent to the
 Do not attempt to move the forward/reverse switch whilst the rotary
hammer is running.
 Do not attempt to run the rotary hammer with the forward/reverse
switch in mid position.

Speed Control

 The speed of the rotary hammer is controlled by the pressure
applied to the trigger switch (8). The further the trigger is depressed
the higher the speed.

Gear Selection

 Select gear 1 on the gear switch (4) for the low speed, high torque
gear. Suitable for low speed drilling and driving screws and fasten-
ers.
 Select gear 2 on the gear switch for the high speed, low torque gear.
Suitable only for high speed drilling.
NOTE: Always read the documentation provided with drill bits and
accessories for the recommended or maximum speed setting and use
the most appropriate gear. See 'Specification' for the maximum no load
speed of each gear.

Drilling Concrete

 Using hammer drill mode, apply pressure to the rear of the rotary
hammer, in line with the drill bit.
 For efficient drilling, it is advisable to use TCT (tungsten carbide
tipped) drill bits. Ensure that drill bit size is within the maximum
capacity of the rotary hammer (see 'Technical Data').
Operation
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