Hi
lti HIT-RE 500-SD mortar
w/
rebar (as post-installed
conn.
)
Thes
e pages
are part of the Anchor
Fas
tening
Technology Manual
is
s
ue September 2014
09 /
2014
894
Setting instruction
Rev
iew the
Material Safety Data Sheet
(MSDS) before
use for
proper and s
afe handling!
Wear well-fitting protectiv
e goggles and protective glov
es when
working
with Hilti HIT-RE 500-SD.
Important:
Observe
the installation
instruction of
the manufacturer
prov
ided with
each foil pack.
1. Drill hole
Note: Before
drilling, remov
e
carbonized
concrete; clean contact areas
(see Annex B1)
In case of aborted drill hole the drill hole shall be filled with mortar.
Drill hole to
the required embedment depth with
an
appropriately
sized Hilti TE-CD or TE-YD hollow drill bit
with Hilti v
acuum
attachme
nt.
This drilling syste
m remov
es
the du
st and cleans the bore hole
during drilling when
used in accordance
with the
user’s manual.
After drilling is
complete, proceed
to the “injection
preparation”
step
in the instructions
for use.
Drill
the hole to the required
embedment
depth using a hammer-drill
with carbid
drill
bit set
in rotation
hammer mode, a compressed air
drill or a diamond core machine.
3.
Bore hole cleaning
(Not needed with Hilti
TE-CD
and Hilti TE-YD
drill bit)
The
borehole
must be free
of dust, debris, water, ice, oil, grease and
other contaminants prior to
mortar
injection.
Just before
setting an anchor, the
bore hole must be free
of dus
t and
debris by one of two
cleaning methods described below
Compress
ed
air cleaning (CAC)
Blowing
2 times from the back of the hole with oil
-free compressed air
(min.
6
bar
at 100
litres per minute (LPM))
until return
air stream is
free
of
noticeable dust.
Bore hole diameter
≥
32 mm the compressor
must
supply a minimum air flow of 140 m³/hour.
If
required
use additional
accessories and
extensions for
air nozzle
and brush to
reach bac
k of hole.
Brushing
2 times with the s
pecified
brush
HIT-RB
size (
brush
Ø
≥
borehole
Ø)
by inserting
the round
steel brush to the back of the hole in a twist
ing
motion.
T
he brush shall
produce natural resistance
as
it
enters the
anchor hole.
If t
his is
not the case,
please use a
new
brush or a
brush with a larger diameter.
Blowing
2 times again with
compressed air until return air stream is
free of
noticeable dust.
If
required
use additional
accessories and
extensions for
air nozzle
and brush to
reach bac
k of hole.
