Carrier Systxccitn01a Manual
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43 SHigh Heat:Selectable from 0 to 120 minutes dDefault = 5 minutes 6.4.2. Furnace Make sure the furnace is properly installed. This option allows the furnace to be exercised. First, a low heat run time and high heat run time are selected. The furnace will execute its ignition start --up sequence. This sequence will be displayed on the screen. After the gas valve and blower motor turn on, the screen will show the current operating status of the furnace. After the selections are made, touchSTART. SLow...
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44 NOTE: Airflows during Checkout modes are fixed to theEFFICIENCYsetting and are independent of other airflow settings. To view airflows for normal air conditioning cooling mode, exit theCHECKOUTscreen and apply a heating demand to the system. SLow Cool Run Time:Selectable from 0 to 120 minutes dDefault = 5 minutes SHigh Cool Run Time:Selectable from 0 to 120 minutes dDefault = 5 minutes 6.4.5. Heat Pump Heating The heat pump heating mode can be exercised with this menu option. With a 2 --stage heat...
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45 SDefrost:Ye s o r N o dDefault = No 6.4.6. Heat Pump Cooling The heat pump cooling mode can be exercised with this menu option. With a 2 --stage heat pump, a Low Cool Run Time and a High Cool Run Time are independently selectable to exercise. For variable speed heat pumps, you can select the speed at which the heat pump will exercise. After the selections are made, touchSTART. NOTE: Airflows during Checkout modes are fixed to theEFFICIENCYsetting and are independent of other airflow settings. To view...
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46 6.4.8. Ventilator The ventilator can be exercised through all of its operating speeds with this menu option. To end the ventilator checkout, touchSTOP. SHumidifier Check:High, Low or Off 6.4.9. Zoning (if applicable) 6.4.9.1. Airflow Limits Because there is no bypass damper, the zone airflow limit check will allow the installer to assess the airflow noise generated by the system providing the maximum amount of airflow to each zone. TouchAIRFLOW LIMITS:When STARTis touched, the selected zone’s damper...
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47 After proper damper operation has been verified, the installer can now check and verify that each Remote Room Sensor corresponds to the proper zone damper in the same zone. For systems with remote room sensor, temporarily disconnect any other zone Remote Room Sensor (at sensor location). That zone damper will now open, while the Zone 1 damper will close. For systems using Smart Sensors, the installer may press and hold the Hold and Mode buttons simultaneously for 3 seconds to change the zone under...
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48 A12196 6.5.1. Fan Coil Status The fan coil status screen displays relevant information about the fan coil operation. To return to the previous screen, touchBACK. To exit the Service menus, touch DONE. A12197 6.5.2. Furnace Status The furnace status screen displays relevant information about the furnace operation. To return to the previous screen, touchBACK. To exit the Service menus, touch DONE.
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49 A12198 6.5.3. AC Status The AC status screen displays relevant information about the AC operation. To return to the previous screen, touchBACK. To exit the Service menus, touch DONE. A12199 6.5.4. Heat Pump Status The heat pump status screen displays relevant information about the heat pump operation. To return to the previous screen, touchBACK. To exit the Service menus, touchDONE.
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50 A12200 6.5.5. Zoning Status The zoning status screen displays relevant information about the zoning operation. To return to the previous screen, touchBACK. To exit the Service menus, touch DONE. A12201 6.5.6. Last 10 System Faults This screen will show the last 10 events that occurred throughout the system. Each entry has the time and date incident recorded. These events are stored in the memory of the control and are resettable in theTHERMOSTAT SETUPscreen under theRESET FACTORY DEFAULTselection....
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51 equipment that generated the event. To return to the previous screen, touchBACK. To exit the Service menus, touchDONE. A12151 6.5.7. Run/Fault History This information is stored in the equipment circuit boards (if communicating) and displayed on the control. The indoor unit and outdoor unit (if communicating) have the following histories. To return to the previous screen, touchBACK.To exitthe Service menus, touchDONE. SResettable Faults:Fault counters for each piece of equipment that can be reset....
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52 A12202 6.5.8. Model/Serial Numbers This menu item allows the installer to view the model number and serial number (if available) of all communicating pieces of equipment in the system, including the wall control. This information resides in the original equipment circuit board(s) from the factory. If an equipment circuit board has been replaced, the model and serial number will no longer be displayed. To return to the previous screen, touch BACK. To exit the Service menus, touchDONE. 6.5.9. Service...