Installation Guide

11
en
Observe these instructions for use and
safety precautions before using Hilti HIT
systems.
International and national approvals takes
precedence for approval governed appli-
cations.
Observe the Instructions for Use provided
with each foil pack and the dispenser in use.
For application specific information, refer
to the Hilti technical literature.
For the availability of the Hilti products
referenced in this document, please contact
your local Hilti representative.
Hilti HIT (-HY 150, -HY 150 MAX and -RE 500)
Installation Instructions for fastenings in concrete
Contents Page
1. Borehole drilling 12
2. Borehole preparation 13
3. Borehole cleaning 14
4. Injection of mortar 15
5. Installation of the element 17
Safety Regulations:
Review the Material Safety Data Sheet (MSDS) before
use!
Wear well-fitting safety glasses, protective gloves and
suitable protective clothing when working with Hilti
HIT.
Read the Installation
Instructions for Use.
The following guidance will help you to find your way
in these installation instructions.
Step 1
Depending on the drilling method and the base mate-
rial condition (dry or water saturated / water filled /
underwater), choose one of the four installation meth-
ods. See Table I for the overview of the installation
methods.
Step 2
The sequence of the single steps in the overall proce-
dures is numbered and has to be followed accordingly.
The icons are explained in detail in the text part of these
instructions.
Step 3
Depending on the application condition and borehole
diameter, special accessories may be required. For the
proper choice of the accessories please refer to Table II.
Step 4
In order to reach the bottom of the borehole for a select-
ed installation procedure, the following tables will list the
appropriate elongations:
- Table III for the elongations used for brushing
- Table IV for the elongations used for air cleaning
- Table V for the elongations used for injecting
Step 5
Table VI lists the most appropriate HIT dispenser.
Abbreviations:
d
o
= Borehole diameter
d
s
= Element diameter
c= Concrete cover over the post installed
element (rebar applications)
c
drill
= Distance of borehole axis to concrete surface

inst
= Embedment depth

m
= Mortar level mark
t
cure, full
= Full curing time
t
cure, ini
= Initial curing time
t
gel
= Gel / working time
Ø = Drill bit diameter
MSDS = Material Safety Data Sheet
HIT = Hilti Injection Technology
Tables:
Table I = Installation methods
Table II = Accessories selector
Table III = Brushing extension selector
Table IV = Blowing extension selector
Table V = Injection extension selector
Table VI = Dispenser selector
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