Hilti HIT FP 700-R Bedienungsanleitung Seite 68

Hilti Entwicklungs GmbH
86916 Kaufering I Germany
Hiltistraße 6
www.hilti.com
Supplemental technical data sheet for
Hilti-HIT FP 700 R
1. Approvals / certificates
Description
European technical approval
2. Extended installation instruction
The cleaning of the borehole for deep rebar installation must be carried out according to the Hilti standard
installation instruction as given in the IFU (Instruction for use). The installation instruction is as follows:
Compressed Air
Cleaning (CAC)
3. Technical statement
All approval tests were performed according to this installation instruction. The installation instruction for the
approvals were taken from the IFU.
With the next approval update, the installation instruction in the ETA will be adapted for deeper installation.
The validity of the supplementary technical data sheet is until the publication of the updated ETA:
Validity: from:
to:
Authority / Laboratory
CSTB, Paris
For ϕ 8 to ϕ 12 and drill hole depths > 250 mm
or ϕ > 12 mm and drill hole depths > 20 · ϕ.
Use the appropriate air nozzle Hilti HIT-DL (see Table B4 of ETA-21/0624).
Blow 2 times from the back of the hole over the whole length with oil-free
compressed air until return air stream is free of noticeable dust.
For drill hole diameters ≥ 32 mm the compressor has to supply a minimum air flow
of 140 m³/h.
Safety tip: Do not inhale concrete dust.
Screw the round steel brush HIT-RB in one end of the brush extension(s)
HIT-RBS, so that the overall length of the brush is sufficient to reach the base of
the drill hole. Attach the other end of the extension to the TE-C/TE-Y chuck.
Brush 2 times with the specified brush (see Table B4 of ETA-21/0624) by inserting
the steel brush Hilti HIT-RB to the back of the hole (if needed with extension) and
removing it.
Safety tip: Start machine brushing operation slowly.
Start brushing operation once the brush is inserted in the drill hole.
Use the appropriate air nozzle Hilti HIT-DL (see Table B4 of ETA-21/0624).
Blow 2 times from the back of the hole over the whole length with oil-free
compressed air until return air stream is free of noticeable dust.
01.09.2022
31.12.2022
No. / date of issue
ETA-21/0624 / 2022-06-17