Maintenance; Troubleshooting - Beta 1742A Operation Manual

I. MAINTENANCE
This tool is extremely sturdy and reliable, it only requires an occasional application of Light Oil to the
mandrel (1), nosepiece (2) and stroke adjuster (3) threads.
Threaded
mandrel
Nosepiece threads
threads
J. TROUBLESHOOTING
J-1) How to reset the rivet nut if, at the first use, it is not set firmly.
Unfastened
rivet nut
Unfastened rivet nut
workpiece
Adjust the
stroke adjuster
upwards to
increase stroke
distance
Rear body
Drill unit knob
Press the handles to touch the rear Open both handles completely (1)
body (1), tentatively adjust the and push the drill unit knob
stroke adjuster upwards to increase upwards, without turning, until the
the stroke distance (2) rivet nut touches the nosepiece
slightly (2)
Stroke adjuster
threads
workpiece
nosepiece nosepiece
Push upwards, without
twisting
Press both handles (1), to touch
the rear body, to grip the rivet nut
(2). If the rivet nut is still loose,
repeat these steps until is properly
fastened.
D. HOW TO CHANGE THE THREADED MANDREL AND NOSEPIECE
PRECAUTION : Check the Thread Size of the Fastening BOLT and the WORKPIECE Thickness to determine
the Thread Size, Grip Range, Material and Type of RIVET NUT, then drill or punch the correct size of Hole
in the WORKPIECE to fasten the RIVET NUT. The Working Size of the THREADED MANDREL and
NOSEPIECE should be same as the rivet nut thread size.
Nosepiec
Nosepiece lock
Close both
HANDLES
completely (1),
use the SERVICE
workpiece
WRENCH to
loosen the
NOSEPIECE
LOCK NUT by
turning anti-
clockwise (2).
Turn anti-clockwise to
loosen nosepiece lock
Nosepiece
nut
head
Fixing holes
Service wrench
Nosepiece lock Pin retainer
nut
Head
Unscrew the Rotate the
NOSEPIECE THREADED
and the MANDREL to align
NOSEPIECE the 2 HEAD
LOCK NUT FIXING-HOLES
from the with the inner
HEAD (1), MANDREL SEAT
then dismount LONG FIXING-
the HOLE (1), then fit
NOSEPIECE the FIXING-HOLE
LOCK NUT PIN through the
from the FIXING-HOLES
NOSEPIECE and insert the
(2). PINRETAINER into
the fixing-hole pin
end (2) . The free
rotation of the
MANDREL SEAT is
locked.
Threaded mandrel
Rotate the
threaded
Service
mandrel wrench
Turn clockwise to
Fixing- dismount threaded
hole mandrel
pin
Use the
SERVICE
WRENCH to
loosen and
dismount the
THREADED
MANDREL from
the MANDREL
SEAT by turning
clockwise. (NB:
the MANDREL
SEAT has Left-
Handed female
Threads.)
The tool is now
ready to change
another size of
threaded mandrel
and nosepiece.