Reznor B5SM Option - Installation - Economizer - Manual

INSTALLATION
INSTRUCTION
INSTALLATION INSTRUCTIONS FOR
560199
ECONOMIZER USED WITH
(B4,B5)SM 090/120 SERIES AIR HANDLER
Fig ure 1 - (B4,B5)SM Horizontal Application
INDOOR RETURN AIR INLET
OUTDOOR FRESH AIR
FORM # 572D-1210
I - Ship ping and Pack ing List
Pack age 1 of 1 con tains:
1 - Economizer As sem bly
1 - Con trols and Wir ing Har ness As sem bly
3 - Wire Nuts
14 - #10 x ½
Check contents for shipping damage. Contact the last carrier
immediately if any shipping damage is found.
II - Ap pli ca tion
Economizers are used with Nordyne (B4,B5)SM Series Air
Handlers for automatic sensor-controlled introduction of
outdoor air into the system through an electro-mechanically
controlled damper. Outdoor air is mixed with the buildings return
air to economically improve indoor air quality and aide in
reducing energy costs.
Economizers can be utilized in either Horizontal or Vertical air
handler applications and are easily mounted over the air
handler return air and filter frame assembly, The C-7150 Mixed
Air Sensor is shipped inside the economizer and must be
relocated downstream of the air handler refrigerant coil in
accordance with these instructions.
Economizer Sup ply / Re turn Duct Con nec tions:
39.75" Wide x 15.63" High (Outside Flange Dimensions)
This kit is to be installed by a qualified service
technician in accordance with these instructions and
all codes having jurisdiction. Failure to follow these
instructions could result in serious injury, property
damage, or death. These instructions are primarily
intended to assist qualified individuals experienced in
the proper installation of this appliance. Some local
codes require licensed installation/service personnel
for this type of equipment.
Warn ing:
ENTHALPY SENSOR
W7212 LOGIC MODULE
DRIVE MOTOR
III - In stal la tion
1. DISCONNECT ALL POWER TO THE UNIT.
2. Install and secure the economizer as shown with the air
handler in the Horizontal position (Figure 1) or in the
Vertical position (Figure 2) using screws (12) provided in
the kit.
NOTE: Economizers must be properly supported when
installed with this air handler. Support for the
economizer is field supplied and the responsibility of
the installer to use methods approved by State or Local
mechanical building codes having jurisdiction. For
Vertical installations, Nordyne Adjustable Support Leg
Kit , SKU # 560258 may be used.
3. Connect ductwork to the economizer using flanges
provided.
ELECTRICAL KNOCKOUTS
1