MODELS DSH/DSV R-410A AIR SIDE ECONOMIZER KIT Form 145.
IMPORTANT! READ BEFORE PROCEEDING! GENERAL SAFETY GUIDLINES This equipment is a relatively complicated apparatus. During installation, operation, maintenance or service, individuals may be exposed to certain components or conditions including, but not limited to: refrigerants, oils, materials under pressure, rotating components, and both high and low voltage. Each of these items has the potential, if misused or handled improperly, to cause bodily injury or death.
CHANGEABILITY OF THIS DOCUMENT In complying with Johnson Controls policy for continuous product improvement, the information contained in this document is subject to change without notice. While Johnson Controls makes no commitment to up-date or provide current information automatically to the manual owner, that information, if applicable, can be obtained by contacting the nearest Johnson Controls service office.
1. INSTALLATION Horizontal/Vertical Economizers 1. Attach mixing box to unit evaporator return, using the metal securing strip provided. Fasteners may also be used around the perimeter of the mixing box, at the location of the filter frame, for additional security. This is intended to connect the units, and not to support the full weight of the economizer mixing box – ADDITIONAL FIELD SUPPORT IS REQUIRED. This may be from the ceiling, or from beneath the unit. 2.
2. VERTICAL MIXING BOX DIMENSIONS Vertical Unit Model Number Economizer Model Number DSV060B VASE-060B-1 DSV096B/120B VASE-120B-1 DSV144B/180B DSV240B VASE-180B-1 VASE-240B-1 MIXING BOX DIM'N DAMPER DIM'N CONTROL MODULE A B C D E F G 49.00 66.50 78.00 86.00 27.75 36.25 35.75 41.25 24.00 26.50 28.50 34.00 40.00 58.00 70.00 78.00 14.00 19.50 19.50 25.00 8.00 15.00 8.00 15.00 8.00 8.00 15.00 15.
3. HORIZONTAL MIXING BOX DIMENSIONS STANDARD SIDE & FRONT DAMPER ARRANGEMENT OPTIONAL BOTTOM & FRONT DAMPER ARRANGEMENT Horizontal Unit Model Number Economizer Model Number DSH024B/036B HASE-036B-SF DSH048B/060B HASE-060B-SF DSH096B HASE-100B-SF Horizontal Unit Model Number Economizer Model Number DSH024B/036B HASE-036B-BF DSH048B/060B HASE-060B-BF DSH096B HASE-100B-BF MIXING BOX DIM'N DAMPER DIM'N CONTROL MODULE A B C D E F G 26.06 29.68 33.63 23.32 23.44 25.25 23.44 30.
of the harness will enter through the knockout hole in this area. Ensure the harness is secured on the outside of the unit using the cable clips provided. 4. WIRING HARNESS INSTALLATION AIRSIDE ECONOMIZER TO UNIT CONNECTION Each Air-Side Economizer is shipped complete with a two-part wiring harness. The terminated end of the wiring harness that is shipped in a package with the economizer must be field wired into microprocessor board.
ECONOMIZER – DAMPER & ACTUATOR SETUP (VERTICAL SETUP) Installed Harness
VERTICAL ECONOMIZER
HORIZONTAL ECONOMIZER
SINGLE STAGE ECONOMIZER WIRING SCHEMATICS
DUAL STAGE ECONOMIZER WIRING SCHEMATICS
6. SEQUENCE OF OPERATION Modulating Economizer with Typical Electro Mechanical Thermostat The Honeywell W7215 module, ML series actuators, JCI damper sections, and factory wiring harness comprise an integrated economizer. These economizers are used to provide ventilation and free cooling for the JCI Series of vertical, and horizontal, air handlers.
Subject to change without notice. Printed in U.S.A. Copyright© 2012 by Unitary Products Group. All rights reserved. Engineered Systems Products Group Form 145.11-IOM1 (412) P.O.
