19
Tool Components Tightening Techniques
for
40 Series Right Angle Nutrunners
104, 204 & 304 Gear Trains
1.
Clamp angle head with bushing in vise. Tighten all other components before posi-
tioning and tightening housing lock nut on angle head.
2.
Tighten 1st reduction gear case to second reduction gear case to 40ft. lbs. (54Nm).
3.
Tighten backhead to first reduction gear case securely while holding first reduction
gear case with another wrench.
4.
The "P" angle head has a spline for positioning the head to the throttle lever. Once
alignment is achieved, the housing lock nut should be torqued to 20 ft. lbs (27Nm).
Use wrench
to tighten gear
case to gear case
40 ft. lbs. (54Nm)
Extension
for
leverage
if needed
Extension
for
leverage
if needed
Bushing
(2) Adjustable Wrench
Use wrench
to tighten backhead
to gear case
securely
Left Hand
Threads
3
2
Position angle head
and use wrench
to tighten lock
ring to gear case
20 ft. lbs. (27Nm)
4
BACKHEAD
GEAR
CASE
Vise Jaws
Bushing
Vise Jaws
Left Hand
Threads
Left Hand
Threads
1
2nd Red.
GEAR
CASE
