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MP909E UL LISTED DAMPER ACTUATOR
Remove mounting screw from damper end of truss link.
Loosen screw between base and truss link. Remove
clevis pin from damper end of actuator pushrod.
Set actuator in place by hooking actuator mounting
clamp over bottom edge of damper frame.
Set damper to the normal (closed) position.
1-1/2
(39)
6-7/8
(175)
5-3/4
(145)
90°
MOUNTING
BRACKET
Fig. 2. External Mounting Faceplate Positioning.
95-6076
1-1/2
(39)
AXLE
ROTATION TO
NORMAL
Fig 1. External Mounting Dimensions in Inches (Millimeters).
FACEPLATE
C8209
Insert clevis pin in drive ear hole marked P and the
pushrod hole nearest the actuator.
Connect truss link to damper and tighten both truss link
screws.
Tighten damper mounting screws.
Go to PIPING section.
1-1/8 (30) CLEARANCE
1-1/8 (30) CLEARANCE
17
(430)
MP909E
MOUNTING HOLES
CRANKARM
AXLE
ROTATION TO
NORMAL
CLEVIS PIN LOCATION ON
3.1-INCH STROKE OPERATORS
(FACTORY INSTALLED)
1
1-5/8 INCH (41 MM) FOR 3.1 INCH STROKE
OPERATORS AND N.C. DAMPERS
Fig. 3. External Installation.
2
C8092
1-3/8(35)
REF.
1
C8208
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