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User manual Carrier, model 33CS250-FS

Manafacture: Carrier
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During emergency heat, only OFF and HEAT modes are available. Electric Heat — When the Electric Heat option in the advanced set up is set to ON (configured by installer), the thermostat will turn on the fan immediately any time there is a heat demand. This feature should only be used on electric heating applications. Do not use with gas heat. mode, the thermostat will operate under Unoccupied set points. To configure and activate the Holiday mode, press the Mode and UP ARROW buttons simultaneously to enter Programming mode. Press the Override button to enter Holiday Programming mode. The ‘‘HOL’’ icon will be displayed along with the remaining days of Holiday mode operation. Press the UP or DOWN ARROWS to select the number of days that the holiday schedule will be in effect. A value of 0 disables Holiday mode. The duration can be set from 1 to 99 days. The thermostat will enter Holiday mode on midnight of the next day after the mode has been activated. Holiday mode will remain in effect until midnight of the last configured day. If the Holiday mode is in effect, the number of days remaining will blink on and off and the ‘‘Unoccupied’’ icon will be displayed. The Override button will be active during Holiday mode. The Dry Contact Switch is ignored. To turn off the Holiday mode before the remaining configured days have passed, press the Mode and UP ARROW buttons simultaneously for 2 seconds to enter Programming Mode. Press the Override button to enter Holiday Programming mode. Press the DOWN ARROW to set the number of days to zero. Holiday mode will be disabled. Dry Contact Switch (33CS250-FS Only) — Adry contact switch is provided to allow an external device to force the thermostat into Occupied 1 mode. When the thermostat is forced into Occupied 1 mode via the dry contact closure, the Occupied1iconwill blink each second. SOFT START — When multiple thermostats are controlled by the same external device, a Soft Start option can be used to stagger the turn on times of the HVAC equipment. This feature may cause a delay in operation after entering Occupied 1 mode. Remote Temperature Sensor (33CS250-FS Only) — A remote temperature sensor is available to read the temperature from a space. If a remote temperature sensor is connected and the thermostat is configured to use a remote temperature sensor, then the thermostat will ignore the reading of its internal sensor and control to the reading of the remote temperature sensor. When the thermostat is using a reading from a remote sensor, the degree symbol above the temperature reading will blink. NOTE: This feature is configured by the installer. > Outside Temperature Sensor (33CS250-FS Only) — An optional outside temperature sensor may be provided to sense outdoor-air temperature. Press and hold the Mode button for 5 seconds to display outdoor-air temperature. The “outside” temperature annunciator will be displayed. Press the Mode button again to exit the Outside Temperature display. 105 4 5 6 Copyright 2000 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. 4 PC 111 Catalog No. 533-353 Printed in U.S.A. Form 33CS-13SO Pg 8 105 11-00 Replaces: New Book Tab 11a 13a ...