19
• In the event that the activation button is
released too early after a setting process
resulting in the threaded mandrel not being
removed completely or when the nut was
positioned askew you have the option to
start a manual removal process by pressing
removal button 7 (See image 1).
• If it proves impossible to remove the threa-
5.3 How to remove a nut manually by turning
ded mandrel with the help of removal button 7
(for instance in the case of a severely deformed
nut) you have the option of removing the threa-
ded mandrel manually by turning. To loosen
the threaded mandrel, insert the supplied hexa-
gon screw driver SW4 into hexagon socket 8
at the air outlet of the air motor (See image 1)
and turn it anti-clockwise.
The Blind rivet nut gun must be kept in a dry
place.
Worn threaded mandrels must be replaced as
described under item 3.1, as required.
After prolonged use it may become necessary
to top up or replace the hydraulic oil. To top
up the hydraulic oil follow the sequence of ope-
rations below:
• Disconnect the Blind rivet nut gun from the
compressed air network
• Unscrew nose piece 2 with lock nut 1
• Set setting stroke to 10 mm (all lines on
scale 5 are visible)
• Unscrew oil refill screw no. 11 and seal no.
12, using Torx screw driver T20
• Unscrew supplied oil refill container with lid
• Connect Blind rivet nut gun to compressed air net-
work and actuate trigger; then detach Blind
6.
Maintenance and care
rivet nut gun from compressed air network
• Drain waste oil from oil refill container
• Fill oil refill container up to mark with hydraulic oil
• Move the thrust piston unit at threaded
mandrel 3 carefully to and fro by hand
until the oil starts to escape bubble-free;
push thrust piston unit all the way back to
the buffer and leave it there.
• Unscrew oil refill tank and screw in oil refill
screw 11 with seal 12
• Connect the Blind rivet nut gun to com
pressed air network
• Loosen oil refill screw 11 carefully by c. 2
rotations; thrust piston unit will move slowly
into front end position. Catch any escaping
oil with a rag!
• Tighten oil refill screw 11
• Screw down nose piece 2, using locknut 1
7. Troubleshooting
Cause
- Nut thread defective
- Threaded mandrel defective
- Winding process does not start
Not possible to wind down nut
Remedy
- Use new nut
- Replace threaded mandrel (See item 3.1)
- Increase setting stroke to minimum
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