Assembly of the Reverse Valve
Mechanism
1. Install the Bottom Reverse
Valve O-ring (37) (color-coded
blue) and the Top Reverse
Valve O–ring (36) on the Re-
verse Valve (35).
2. Insert the Reverse Valve in the
bottom of the handle making
sure that two ears on the Re-
verse Valve are facing down-
ward. See Figure 11.
Use a wooden dowel to push
the Reverse Valve up through
the handle until the top of the
Reverse Valve is flush with or
slightly above the bottom of the
motor bore in the Housing (20).
See Figure 12.
Figure 12
NOTICE:
If the Reverse Valve
is pushed up too far and be-
comes wedged, it will have to
be pushed back down through
the the handle and reinserted
from the bottom of the handle.
Ears
Figure 11
Dowel
The Reverse Valve cannot be
removed by pushing it up
through the handle and into the
motor bore. If the Reverse
Valve must be removed and re-
installed, make sure that the
Top and Bottom Reverse Valve
O-rings have not been rolled off
and are in their proper positions
on the Reverse Valve.
3. When the Reverse Valve has
been installed, rotate it so that
the tab is at the rear of the
Housing. See Figure 13.
Reverse Valve
NOTICE:
the Reverse Valve is not correct
(tab facing the the rear of the
Housing), the Trigger (33) and
the Forward and Reverse But-
tons (39) and (40) cannot be
installed.
4. Install the Trigger O-ring (34) on
the Trigger. Insert the Trigger
Assembly in the front of the
Housing.
5. Rotate the Reverse Valve in ei-
ther direction until an ear comes
up against the Trigger.
6. Look through the Housing from
the rear. If the tab on the Re-
verse Valve has been rotated to
the left, install the right Button
in the Housing. When one But-
ton has been installed, push the
Button in. This will rotate the'
Reverse Valve so that the other
Button can be installed. See
Figure 14.
12
Rear of Housing
Front of
Housing
Approx. 1/32"
Figure 13
If the orientation of