Beta 1742A Operation Manual
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NOSEPIECE
T
HREADED MANDREL
HEAD
STROKE ADJUSTER
HANDLE
DRILL UNIT KNOB
GRIP
QUICK-DRILL
UNIT
GRIP
HANDLE
STROKE INDICATOR
FRONT BODY
FIXING-HOLES OF HEAD
NOSE PIECE LOC
K
NUT
Rotate nosepiece
Rivet nut hei
g
ht
(
H
)
Rivet nut
protruding
length (L)
Turn the whole tool
anti-clockwise
Pull
downwards,
without twistin
g
Drill unit
knob
T
hreaded mandrel
Gripped rivet nut & workpiece
Gripped rivet nut & workpiece
Open both handles completely (1),
pull the drill unit knob downwards,
without twisting, to unscrew the
threaded mandrel from the gripped
rivet nut and Workpiece (2).
NB. If the threaded mandrel still
does not unscrew from the rivet
nut and Workpiece, turn the whole
tool anti-clockwise to unscrew the
mandrel completely.
A
s the stroke distance has been
readjusted, the protruding length
(L) of the threaded mandrel has to
be readjusted to fit the rivet nut
height (H). L
=
H, as per point
“
G
”
.