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1/4 IN.
BARBED
FITTING
ACTUATOR
Fig. 9. Transition Piping for 1/4-Inch Polyester Tubing to
1/4-Inch Copper Tubing.
Fig. 10. Transition Piping for 1/4-Inch Barbed Fitting to 1/4-Inch Copper Tubing.
Multiple Actuators
Multiple actuators must be piped so the Smoke Control
System operates all sections of multisection dampers
simultaneously.
Pipe multiple MP909E actuators in parallel (Fig. 12).
1/4 IN.
POLYESTER
TUBING
CCT 1635B
COMPRESSION
ADAPTER
C8216
1/4 IN.
REPLACE BRASS
BARBED
NUT
FERRULE WITH
FITTING
RED FERRULE (CCT1574)
(NOTE ORIENTATION)
ACTUATOR
1/4 IN COPPER
DAMPER
TUBING
FRAME
Fig. 11. Routing Copper Tubing Near Trunnion Pivot.
MP909E UL LISTED DAMPER ACTUATOR
NOTE: For actuators using the trunnion mounting bracket,
leave enough tubing free of rigid supports to allow
the actuator to swivel on the trunnion bracket without
flexing the copper tubing (Fig. 11).
REPLACE BRASS
FERRULE
NUT
CONTROLLER
CCT 1421
MP909E
ACTUATOR
DUCT FLOOR
TO SMOKE
CONTROL
Fig. 12. MP909E Parallel Installation.
5
1/4 IN.
COPPER
TUBING
TO
C8217
C8215
MP909E
MP909E
MP909E
C1468
95-6076
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