MTR 221 ACS - MTR 221 ACS DHHS
MANUALE ISTRUZIONI / INSTRUCTION MANUAL
S
UBSTITUTIONS
120
Model R 221 ACS - R 221 ACS DHHS
MT
R
2
21
ACS
-
MTR
2
21
AC
S DHH
S - Substitutions
P
HOTOCELL
S
UBSTITUTIONS
Cross photocell
• Disconnect supply.
• Remove the cover, see Chapter -
C
OVER
R
EMOVAL
.
• Close the shutters completely.
• Detach the photocell connector.
• Remove the photocell by unscrewing the 2
screws
K
. See
Fig. Cross Photocell.
• Substitute the photocell with an identical
item.
• Remount the new photocell, do not tighten
the screws.
• Connect the photocell connector.
• Power up the collimator.
• Calibrate the photocell by moving it until a
return signal of photocell cut-off is received
(related LED lights up on board GC 007).
• Tighten the 2 screws
K.
• Remount in a reverse order.
Long photocell
• Disconnect supply.
• Remove the cover, see Chapter -
C
OVER
R
EMOVAL
.
• Close the shutters completely.
• Detach the photocell connector.
• Remove the photocell by unscrewing the 2
screws
L
. See
Fig. Cross Photocell.
• Substitute the photocell with an identical
item.
• Remount the new photocell, do not tighten the screws.
• Connect the photocell connector.
• Power up the collimator.
• Calibrate the photocell by moving it until a return signal of photocell cut-off is received.
(related LED lights up on board GC 007).
• Tighten the 2 screws
L.
• Remount in a reverse order.
T
HE
PHOTOCELL
IS
MOUNTED
ON
THE
2
BRASS
SPACERS
. P
AY
ATTENTION
NOT
TO
LOSE
THE
SPACERS
ONCE
THE
2
SCREWS
FROM
THE
PHOTOCELL
ARE
REMOVED
.
Fig. Cross Photocell
Fig. Long Photocell
