Operating The Wrk - Weller WRK Operating Instructions Manual

6-8
5.2 Mounting the tripod
1. Check the pick-up (dia. 4.5 mm) to ensure that the components
(clamping sleeve (5), marker ring (7) and suction insert with heat
shield (10)) are correctly seated.
2. Screw tripod (4) to pick-up (6) with the aid of clamping sleeve (5).
You can use the pick-up (dia. 4.5 mm) mounted in this way with a
small reflow nozzle (A) or without a reflow nozzle (B). When working
without a reflow nozzle, you can also use a 10 mm dia. pick-up.

6 Operating the WRK

WRK operation during the desoldering procedure is divided into
3 steps:
1. Positioning the pick-up
2. Preparing the pick-up
3. Desoldering and lifting off the workpiece
6.1 Positioning the pick-up
A 1
The workpiece to be raised must be at least 2 mm smaller than the
diameter of the reflow nozzle used, otherwise the raised workpiece
may be damaged.
Carefully position large reflow nozzle (A) or tripod with small
reflow nozzle (B) with the correctly mounted and prepared pick-
up over the workpiece and set down.
B 1
WRK