MTR 221 ACS - MTR 221 ACS DHHS
MANUALE ISTRUZIONI / INSTRUCTION MANUAL
I
NSTALLATION
22
Model R 221 ACS - R 221 ACS DHHS
MT
R
2
21
ACS
-
MTR
2
21
AC
S DHH
S - In
stal
lation
3. With the tabs fully retracted, tabs in position
1 and 3 which overlap the outer ring must be
tightening equally up to the end stroke with
0.45 Nm torque (at least 7 turns). See
Fig.
Mounting Bracket.
4. With the tabs fully retracted, the tabs in posi-
tion 2 and 4 have an integrated adjustable
spring and can be tightened in two different
ways allowing the flange to be fixed or to
rotate, see
Fig. Mounting Bracket.
F
IXED
(
NO
ROTATION
)
With the tabs fully retracted, tighten all tabs up
to the end stroke with 0.45Nm torque at least 7
turns (if you are not able to respect the turns
something is incorrect, repeat above
instructions, if issues persist, please contact
Ralco).
W
ITH
R
OTATION
With the tabs fully retracted, tighten tabs in the following sequence (if you are not able to
respect the turns something is incorrect, repeat above instructions, if issues persist, please
contact Ralco):
• Tabs 1 and 3 - minimum of 7 turns
• Tabs 2 and 4 – exactly 5 ½ turns.
Fig. Mounting Bracket
*illustrative purpose only
Fig. Mounting Bracket (Fixed)
