Page 1088 - Wurth Total Catalogue

HES 412 RIVET NUT RATCHET INFORMATION

Operation.
When selecting the rivet nut/bolt to be set, ensure that the
required grip range is met in respect to the workpiece.
Otherwise proper seating cannot be guaranteed.

1. Inserting the mandrel 6
Slide the matching nose piece 1 together with the lock nut 2 over the
thread of the mandrel and screw together in the housing (Fig.A).

2. Starting position of the HES 412
Set the toggle switch 4 to position 1. If the scale 5 is not in the zero
position, turn the lever in clockwise direction and set the scale 5 to
zero. Ensure that the two levers of the tool are parallel to each other
(Fig. B).

3. Loading a rivet nut/bolt
Fully screw a rivet nut/bolt onto the mandrel 6.
The first thread (X) of the mandrel must be visable at the front
edge of the rivet nut.

Lock the nose piece 1 with the lock nut 2.

4. Determining the stroke
The correct stroke is best determined by trial on a test-workpiece and
reading the scale.
The stroke must be set to zero again after each riveting process,
Guarantee. whereby the stroke determined in trial can be used as the working
For this Wurth machine, we provide a 6-month guarantee against stroke.
material and workmanship defects from the date of purchase (verified
by invoice or delivery document). Damage that has occurred will be The stroke results from the maximum grip range (Y) of
corrected by replacement or repair. the rivet nut/bolt, minus the material thickness (Z) of the
workpiece. The maximum grip range of the rivet nut/
Damage caused by normal wear, overloading or improper handling bolt can be referred to in the product information of the
is excluded from the guarantee. respective rivet nut/bolt.

Claims can only be accepted if the tool is sent assembled and
untouched to a Wurth branch office, your Wurth sales representative Operating Controls.
or a customer service agent authorised by Wurth. 1 Nose piece
2 Lock nut
3 Levers
4 Toggle switch
5 Scale
6 Mandrel

AUS. pub. 09/14

12 6522