Honeywell T8621D manual

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Table of contents for the manual

  • Page 1

    APPLICATION T8621A,C,D, CHRONOTHERM III FUEL SAVER THERMOSTATS These thermostats provide energy savi[...]

  • Page 2

    2 Fig. 2—Mounting subbase on wall. Fig. 3—Restrict wiring to recessed area surrounding terminals[...]

  • Page 3

    3 69-0330 — 3 Fig. 5 — T8621C,D 2-stage heat/2-stage cool thermostat with HEAT-AUTO-COOL-OFF sys[...]

  • Page 4

    4 Fig. 8 — T8621D 2-stage heat/2-stage cool manual changeover thermostat with auto fan on heat and[...]

  • Page 5

    5 69-0330 — 3 Fig. 9 — T8621D single-stage manual changeover heat pump thermostat. HEAT-OFF-COOL[...]

  • Page 6

    When the batteries are low, the display will flash REPL BAT. The building owner will have 20-30 seco[...]

  • Page 7

    SYSTEM PRESS LOOK FOR THIS RESPONSE SWITCH THIS KEY KEY POSITION KEY DOWN RELEASED OFF 03 Blank 07 B[...]

  • Page 8

    SYSTEM FOURTH CLOCK SWITCH DIGIT DEGREES (HRS) POSITION 0 F 12 COOL, AUTO or OFF 1 F 24 COOL, AUTO o[...]