I - SHIP PING AND PACK ING LIST
Package 1 of 1 contains:
547864 / 547874
1 - OAD Panel with Slide Damper
1 - Control and Filter Access Panel
1 - Fresh Air Hood with Filter
2 - Snap Clips (304260)
38 - Screws 10 x ½ x 16 Hex Tex
547865
1 - Damper Section with Motor
Check contents for shipping damage. Contact the last carrier
immediately if any shipping damage is found.
II - AP PLI CA TION
The Outside Air Dampers (OAD) are designed to fit the Return
Access Panel. The manual dampers are adjusted by a slide
damper and motorized dampers use a 2-position motor that
opens when blower is energized.
III - IN STAL LA TION - MAN UAL (547864 / 547874)
1. Remove unit return access panel.
2. Install OAD panel where return panel was removed. Add
clip to each side near top of panel using existing screw
from unit post.
3. Assemble fresh air hood. See Figure 1.
4. Install filter access panel and secure to unit. See Figure 2.
5. Adjust slide damper to desired position.
IV - IN STAL LA TION - MO TOR IZED (547865)
1. Remove OAD panel from unit or box depending on new or
retro fitting existing unit.
2. Remove ½" screws located in clearance holes of hood on
OAD panel. See Figure 3.
3. Take 1" screws shipped with damper and start in holes
where screws in Step 2 were removed.
4. Place damper section to engage 1" screws in flange of
damper. See Figure 3.
5. Place OAD Panel in same place unit panel was located.
Connect (P1) plug from OAD to (S1) plug in unit located in
economizer control panel above filter system.
INSTALLATION
INSTRUCTION
Outside Air Damper (Manual & Motorized)
Manual Damper 547864 used with R6GP & P6SP 072 & 090
Manual Damper 547874 used with Q6SP 090 & 120, P6SP & R6GP 120
Motorized Damper 547865 used with all P6SP, R6GP, Q6SP
UNIT POST
LO CA TION OF CLIPS (STEP 2)
Figure 1
Figure 2
Figure 3
CONTROL MOTOR
HOOD OUTLINE
DAMPER FLANGE
MANUAL SLIDE DAMPER
OAD PANEL
FORM# 607A-0611 (607A-0808)
CON TROL & FIL TER
AC CESS PANEL
FRESH AIR HOOD
21
15
14 ¾
RETURN ACCESS
REMOVED
CON TROL & FIL TER AC CESS PANEL
OAD PANEL
HOOD FILTER ACCESS
REMOVE SCREW IN
½" HOLES
Fig ure 4
THUMB WHEEL
DAMPER ACTUATOR
INSTALLATION
INSTRUCTION
Outside Air Damper (Manual & Motorized)
Manual Damper 547864 used with R6GP & P6SP 072 & 090
Manual Damper 547874 used with Q6SP 090 & 120, P6SP & R6GP 120
Motorized Damper 547865 used with all P6SP, R6GP, Q6SP
V - OP ER A TION AND CHECK OUT
An spst low voltage controller is used to control the M8405
Actuator as follows:
A. Mid-position—when the controller circuit closes to provide
24 Vac to terminals T and X, the actuator is energized to
run to the adjustable mid-position (minimum position).
Adjustable minimum position can be reached from either the
fully closed or fully open position. From fully closed, the
actuator drives open to the minimum position; from fully open,
the actuator spring-returns to minimum position.
VI - SET TINGS AND AD JUST MENTS
The M8405 Damper Ac tu a tor has an in te gral thumbwheel for
outside air min i mum po si tion ad just ment. See Figure 4.
Outside Air Position Adjustment
1. Connect the 24 Vac to the actuator at terminals T and X (D
is not connected).
2. Adjust the thumbwheel on the actuator for desired outside
air minimum position.
SUPERSEDES 08-26-08
JUNE 16, 2011
NEI35OA07
0-35% Mo tor ized Out side Air
P6SP/R6GP 072-120 / Q6SP 090-120
Notes:
1. Check unit wiring diagram for actual connections to unit wiring.
CONNECTOR & CONTACT CONFIGURATION
P1 (303908) PLUG - (303912) PIN
Date: June 16, 2011
Su per sedes: 07-28-98
Drawn by: MGL
Unit #: 47-287-07
Di a gram#: 28707W
Ap proved by:
HARNESS DETAIL
E# = WIRE END DESIGNATION
E2 STUD #6 18 Ga. Wire
E3 Female ¼ Quick Disc.
E4 Male ¼ Quick Disc. Insul
E6 Wire Nut Size 73B
WIRE COLOR CODE
BLK Black BLU Blue
BRN Brown GRN Green
ORG Orange RED Red
VIO Violet YEL Yellow
WHT White
COMPONENT CODE
Economizer
M8405A Damper Actuator 24V
P1 Economizer Plug
S1 Unit Economizer Plug
Re vi sion Change Date
A Re moved A/C unit 06-16-11
HAR NESS ENDS AT (P1)
FRESH AIR PLUG
© Nortek Global HVAC, LLC 2015. All Rights Reserved.
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Unbranded Outside Air Damper Kits, Manual & Motorized, all units 547864, 547865, 547874 Installation guide
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