Greenheck MS4120, MS4620, MS8120, MS7520 Series (464287) - Manual

Honeywell Actuators
Direct Drive Series
MS4120, MS4620, MS8110, MS8120, MS7510, MS7520
UL Listed Direct Drive Actuator
INSTALLATION INSTRUCTIONS
These instructions apply to the external field installation of Honeywell actuators on Greenheck model VCD Control Dampers
when they are duct mounted or sleeved.
Tools Required:
Wrenches:
(1) 3 /
8
in., (1) 7 /
16
in., and (1) 10mm
®
Part number 464287
! !
WARNING
Equipment Damage or Electrical Power Hazard. Line voltage can cause death or serious injury and short equipment
circuitry. Disconnect power supply before installation.
! !
CAUTION
Device Malfunction Hazard. Improper set screw tightening causes device malfunction. Tighten set screws with
proper torque to prevent damper shaft slippage.
Figure 1: Honeywell MS series external mount (exploded view).
Note: Torque actuator
shaft clamp screw to
88 in./lbs. (9.9 Nm).
Mounting shown for damper in
vertical position.
No. Part Number Qty. Description
1 MS actuator
2 415455 4 1/4 - 20 spinlock nut
3 415586 4 #14 x 3/4 TEK SMS
4 415934 1 #10-24 nylock nut
5 416048 1 1/4 x 3/8 shoulder bolt
6 815027 1 standoff bracket
7 651815 1 mounting bracket
8 415609 4 thread stud