European technical assessment E T A - 2 0 / 0 5 4 1
English translation prepared by CSTB
Cleaning of diamond cored holes with roughening with Hilti Roughening tool TE-YRT:
For all drill hole diameters d
Injection preparation
Injection system Hilti HIT-RE 500 V4
Intended use
Installation instructions
and all drill hole depths h
0
Flush 2 times by inserting a water hose (water-line pressure) to the back of the hole until
water runs clear.
Brush 2 times with the specified brush (see Table B8 and Table B9) by inserting the
steel brush Hilti HIT-RB to the back of the hole (if needed with extension) in a twisting
motion and removing it.
The brush must produce natural resistance as it enters the drill hole (brush Ø ≥
drill hole Ø) - if not the brush is too small and must be replaced with the proper brush
diameter.
Blow 2 times from the back of the hole (if needed with nozzle extension) over the whole
length with oil-free compressed air (min. 6 bar at 6 m³/h) until return air stream is free of
noticeable dust and water.
For drill hole diameters ≥ 32 mm the compressor has to supply a minimum air flow of
140 m³/h.
Tightly attach Hilti mixing nozzle HIT-RE-M to foil pack manifold. Do not modify the
mixing nozzle.
Observe the instruction for use of the dispenser.
Check foil pack holder for proper function. Insert foil pack into foil pack holder and put
holder into dispenser.
The foil pack opens automatically as dispensing is initiated. Depending on the size of
the foil pack an initial amount of adhesive has to be discarded.
Discarded quantities are:
The minimum foil pack temperature is +5°C.
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0.
3 strokes
for 330 ml foil pack,
4 strokes
for 500 ml foil pack,
65 ml
for 1400 ml foil pack.
Annex B12