NOTE: Read entire instruction manual before starting installation.
This symbol → indicates a change from the last publication.
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock or other conditions which may
cause personal injury or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance.
The qualified installer or agency must use factory-authorized kits or accessories when modifying this product. Refer to the individual instructions
packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses and work gloves. Use quenching cloth for brazing operations. Have fire extinguisher available. Read
these instructions thoroughly and follow all warnings or cautions attached to the unit. Consult local building codes and National Electrical Code
(NEC) for special requirements.
Recognize safety information. This is the safety-alert symbol
. When you see this symbol on the unit and in instructions or manuals, be alert
to the potential for personal injury.
Understand the signal words DANGER, WARNING and CAUTION. These words are used with the safety-alert symbol. DANGER identifies the
most serious hazards which will result in severe personal injury or death. WARNING signifies hazards which could result in personal injury or
death. CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage.
INTRODUCTION
Model FK4C Fan Coil units are designed for flexibility and can be used for upflow, horizontal, or downflow applications.
These units are available for application in systems of 18,000 through 60,000 Btuh nominal cooling capacities. (See Fig. 2 and 3.)
Factory-authorized, field-installed electric heater packages are available in 5 through 30 kw. See Product Data for available accessory kits.
WARNING: Before installing or servicing fan coil, always turn off all power to unit. There may be more than 1
disconnect switch. Turn off accessory heater power if applicable. Electrical shock can cause personal injury or death.
Fig. 1—Model FK4C
A95518
Installation and Start-Up Instructions
FK4C
Direct Expansion
Fan Coil
001-006
Form: IM-FK4C-04 Cancels: IM-FK4C-03 Printed in U.S.A. 10-97 Catalog No. 63FK-4C0
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