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Split System Indoor Coils
Installation Instructions
CAUTION:
Read the Installation Instructions
supplied with furnace/air handler and
observe all safety requirements out-
lined in instructions and/or furnace/air
handler markings before proceeding
with installation of the coil
These instructions are primarily intended to
assist qualified individuals experienced in the
proper installation of this appliance. Some local
and national codes require licensed installa-
tion/service personnel for this type of equipment.
Read all instructions carefully before starting
the installation.
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Summary of Contents for Nortek C5B
- Page 1 Split System Indoor Coils Installation Instructions These instructions are primarily intended to CAUTION: assist qualified individuals experienced in the proper installation of this appliance. Some local Read the Installation Instructions and national codes require licensed installa- tion/service personnel for this type of equipment. supplied with furnace/air handler and Read all instructions carefully before starting observe all safety requirements out-...
- Page 2 Table of Contents 1. General Information ....................... 3 2. Coil Specifications ......................... 4 3. Coil Installation ........................5 • Upflow Furnace • Downflow Furnace • Horizontal Furnace • Horizontal Ready Coils for Horizontal Left Installation • Horizontal Ready Coils for Horizontal Right Installation 4.
- Page 3 1. GENERAL INFORMATION Where precise forming of the refrigerant lines Standard cased coils are designed for upflow/ is required, a copper tubing bender designed downflow applications or horizontal applications for the size lines used is recommended. when used in conjunction with our horizontal Avoid sharp bends and contact of the drain pan kit (See page 5).
- Page 5 3. COIL INSTALLATION horizontal drain pan kit be installed. Refer to the Specifications Section for proper kit numbers. WARNING: To Configure Horizontal Ready Coils for Horizontal LEFT Installations: Electric furnaces may be connected to Remove the coil access door. more than one supply circuit. IMPORTANT: Remove the plug from one of the threaded holes in the horizontal drain pan.Completely remove the webbing located...
- Page 6 5. REFRIGERANT LINE Remove the corresponding drain line knockout from the coil access door to allow CONNECTIONS access to the horizontal drain. Replace the door. WARNING: NOTE: Install drainpan extension (supplied) on the following models: C5BH-*60 C4BH-X36 NITROGEN C5BH-*49 C4BH-X48 HEALTH C4BH-X60 FLAMMABILITY...
- Page 7 Insert the new orifice in the distributor body NOTE: On models which use a TXV, it is rounded end down as shown in Figure 5. recommended to wrap a wet rag around After installing the orifice in the distributor the suction line between the sensing bulb body, realign the assembly nut to the and the line set braze joint before applying distributor body.
- Page 8 INSTALLER: PLEASE LEAVE THESE INSTALLATION INSTRUCTIONS WITH THE HOMEOWNER Specifications & illustrations subject to change without notice or incurring obligations (05/15). O’Fallon, MO, © Nortek Global HVAC LLC 2015. 7087060 (Replaces 7086340) All Rights Reserved.
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