Bryant 674B manual

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Table of contents for the manual

  • Page 1

    NOTE: Read the entire instruction manual before starting the installation. SAFETY CONSIDERATIONS Note to Installer: This manual should be left with the equipment user. Installation and servicing of air-conditioning equipment can be hazardous due to system pressure and electrical components. Only trained and qualified personnel should install, repai[...]

  • Page 2

    OPERATING YOUR UNIT The operation of your system is controlled by the indoor tempera- ture control (for 674B, either a Thermidistat™ or dual fuel thermostat is required). You simply adjust the thermostat and it maintains the indoor temperature at the level you select. Most thermostats of heating and cooling systems have 3 controls: a temperature [...]

  • Page 3

    1. Remove the filter access panel using a 5/16-in. nut driver. 2. Remove the filter(s) by pulling it out of the unit. If the filter(s) is dirty, clean or replace with a new one. When installing the new filter(s), note the direction of the airflow arrows on the filter frame. If you have difficulty locating your air filter(s) or have questions concer[...]

  • Page 4

    E. Before You Call for Service ... ...check for several easily-solved problems. If insufficient heating or cooling is suspected: ( ) Check the air filter for dirt. Check for blocked return-air or supply-air grilles. Be sure they are open and unobstructed. If these checks do not reveal the cause, call your servicing dealer. If your unit is not opera[...]