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Table of Contents
Summary of Contents for Applied Comfort NFWC Series
- Page 1 NFWC SERIES UPFLOW PACKAGED TERMINAL AIR CONDITIONER (PTAC) Cooling with Hot Water or Steam Heating INSTALLATION & OPERATION MANUAL IMPORTANT: READ AND SAVE THESE INSTRUCTIONS. INSTALLATION AND WIRING MUST BE IN ACCORDANCE WITH CEC, NEC AND LOCAL ELECTRICAL CODES. 803809 Rev. 01...
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Page 2: General Information
GENERAL INFORMATION This model NFWC Applied Comfort PTAC is designed Clean Coils and built for through-the-wall installation in either new or existing buildings. The self contained compressor As part of regular servicing, clean the condenser coil, and refrigerant system delivers the cooling, and the... - Page 3 Oiling HEATING SUB-BASE The motors are permanently lubricated; no re-oiling. Unimpeded Indoor Airflow Ensure that drapes, bed, bedspread, and furniture etc. do not block the indoor air discharge and intake air openings, causing a restricted air flow through the indoor air handling section of the unit. Do not place articles on discharge grille –...
- Page 4 Adjust the side flanges as follows: Remove the cover plate on the right hand side of the Measure the penetration of the bottom of the wall heating coil to provide better access to the copper sleeve into the room relative to the finished wall connection tubes.
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Page 5: Chassis Installation
All 277 Volt units are furnished with a NEMA 7-20P, Heating/Cooling Chassis Installation 20 Amp non-locking plug, and hence will require a NEMA 7-20R receptacle to be installed in the heating 1. Locate the wall sleeve seal shipped with the unit and subbase. -
Page 6: Start-Up Checklist
Use the clamp provided to secure the USER CONTROLS - GENERAL bulb in place. NFWC series is available with advanced-function electronic controls with membrane switch type keypad. ELECTRONIC CONTROLS The chassis incorporating electronic controls is factory- shipped with an active keypad control and display mounted directly to the control panel. - Page 7 by qualified service personnel for use with a field- °F/°C Key supplied 24 volt AC wall thermostat. These instructions This key toggles the display between Fahrenheit and will address both unit-mounted control operation, and Celsius temperature modes, and affects all displayed remote 24 volt AC wall thermostat operation.
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Page 8: Thermostat Location
Set Desired Temperature play a dual role in insulating any unused connectors, Press Cooler or Warmer key as applicable. Each push and can also be used to make the wire connections for of the key increases or decreases the set point wires that are used. -
Page 9: Wall Thermostat Operation
REMOTE THERMOSTAT OPERATION Once a comfortable temperature setting is established, no other adjustments are necessary, except for fan When the unit is first plugged in, or when recovering speed, which may or may not be adjustable on your from a power outage, there will be a random 5 to 15 particular thermostat. - Page 10 The temperature limit choices are The NFWC series has been designed and certified as follows: for use with an optional external duct kit. It is...
- Page 11 all provided in the Chassis Enclosure based on the direction you .125” thick non-adjustable louvers ( kit). To ensure proper operation it is important that require the air discharge. On the opposite end of all installation instructions shipped with the duct the tabs there will be an existing screw location.
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