Operating Guide

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C7BA Series Split System Indoor Cased Coils

INSTALLATION INSTRUCTIONS

DO NOT DESTROY. PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

IMPORTANT

ATTENTION INSTALLERS:

It is your responsibility to know this product better than your customer. This includes being

able to install the product according to strict safety guidelines and instructing the customer on

how to operate and maintain the equipment for the life of the product. Safety should always be

the deciding factor when installing this product and using common sense plays an important

role as well. Pay attention to all safety warnings and any other special notes highlighted in the

manual. Improper installation of the furnace or failure to follow safety warnings could result

in serious injury, death, or property damage.

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. Please read all instructions carefully before starting the

installation. Return these instructions to the customer’s package for future reference.

Summary of content (8 pages)

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INSTALLATION INSTRUCTIONS C7BA Series Split System Indoor Cased Coils IMPORTANT ATTENTION INSTALLERS: It is your responsibility to know this product better than your customer. This includes being able to install the product according to strict safety guidelines and instructing the customer on how to operate and maintain the equipment for the life of the product. Safety should always be the deciding factor when installing this product and using common sense plays an important role as well.
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important SAFETY INFORMATION Please read all instructions before servicing this equipment. Pay attention to all safety warnings and any other special notes highlighted in the manual. Safety markings are used frequently throughout this manual to designate a degree or level of seriousness and should not be ignored. WARNING indicates a potentially hazardous situation that if not avoided, could result in personal injury or death.
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GENERAL INFORMATION C7 Series indoor cased coils are designed for upflow, downflow, or horizontal applications and are equipped with braze type refrigerant connections for easy installation. If a TXV is required, see Table 1 to determine the proper kit based on tonnage and refrigerant type of the unit. TXV KIT P/N SIZE of A.C. or H.P. (Tons) R-22 Refrigerant 920662A 920663A 920664A 920665A 920666A 920667A 1.5 or 2 2.5 3 3.
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CAUTION: The knockout must be removed and discarded to ensure proper condensate drainage. Improper drainage may result in structural damage, premature equipment failure, or possible personal injury. 4. Install plug (from horizontal drain pan) in the open drain hole in the drain pan at the bottom of the unit. This will block bypass air from entering the system. 5. Remove the drain line knockout from the coil access door. This will allow access to the horizontal drain. 6.
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2. Insert a light-gauge wire hook between the distributor body and the restrictor orifice while being careful not to scratch either part. Carefully remove the restrictor orifice from the distributor body. See Figure 3. 3. Check the actual size of the new orifice. The size is stamped on its side. Do not use pin gauges to measure the orifice diameter. 4. Insert the new orifice into the distributor body, rounded end down. See Figure 4.
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Condensate Drain CAUTION: The coil must be level to ensure proper condensate drainage. Improper condensate disposal may result in structural damage, premature equipment failure, or possible personal injury. • Methods for disposing of condensate vary according to local codes. Refer to local codes or authority having jurisidiction for restrictions and proper condensate disposal requirements. • All condensate pans have primary and secondary drain connections to meet FHA requirements.
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01824A 03036A 01824B 03036B 03642B Nominal Capacity, Min BTUH 18,000 30,000 18,000 30,000 36,000 Nominal Capacity, Max BTUH 24,000 36,000 24,000 36,000 42,000 030C 30,000 03648C 36,000 48,000 060C 042D 048D 060D 48,000 60,000 42,000 48,000 60,000 .077 .083 .071 .077 .083 1,600 2,000 1,400 1,600 2,000 Installed Orifice Size (in.) .048 .061 .055 .067 .
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INSTALLER: PLEASE LEAVE THESE INSTRUCTIONS WITH THE EQUIPMENT OWNER. Specifications & illustrations subject to change without notice or incurring obligations. O’ Fallon, MO | Printed in U.S.A.