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Trane CA8900 manual

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Table of contents for the manual

  • Page 1

    Installation and User Instructions MODEL CA8900 Z - W a v e ® Digital Thermostat T he C A8900 is a digital thermostat that can be con- trolled wirelessly with Z-W av e controllers supporting the T hermostat General V2 Device Class. T he thermo- stat is compatible with all standard 24 V A C heating and cooling systems, up to two-stage heat, one-sta[...]

  • Page 2

    2 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide T he NORMAL and SA VE ENERGY buttons allow y ou to quickly s witc h from the NORMAL programmed target temp to a pre-determined set-back temper ature, called the Sa ve Energy temp. When in HEA T mode: • Press the a. SA VE ENERGY button. T he words SA VE and T AR[...]

  • Page 3

    3 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide When the batteries are low , the battery icon on the displa y panel will flash. T he two AA batteries in the unit need to be replaced. T hese batteries are not for operation, but provide battery bac kup for y our settings. T he thermostat requires 24V A C for opera[...]

  • Page 4

    4 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide Part T wo: Installing Guide Replacement installations —mount the new thermostat in place of the old one. New installations —follo w the guidelines listed below . Locate the thermostat on an inside wall, about 5 ft. • (1.5m) abov e the floor , and in a room[...]

  • Page 5

    5 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide Separate front from bac k of 1. unit. Grasp the thermostat and pry the bod y aw ay from the base, lift up to remov e the bod y from the base. Set aside the control unit. Hold the base against the 2. wall, with the wires coming through the opening below the terminal [...]

  • Page 6

    6 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide From Furnace C W C W RH RH 2 Wire Heat +C Go T o Page 8 WIRES: W R C C B O W 2 W Y RH RC G A OPTIONAL POWER CA8900 Terminals Connect the 1. R (or RH ) wire to the RH terminal on the C A8900. T his connects the Heater P ower to the thermostat. Connect the 2. W wire t[...]

  • Page 7

    7 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide Go T o Page 9 C W RH G 3 Wire Heat +C From Furnace C RH G W WIRES: W R G C HV AC SYSTEM C B O W 2 W Y RH RC G A OPTIONAL POWER CA8900 Terminals Connect the 1. R (or RH ) wire to the RH terminal on the C A8900. T his connects to the Heater P ower . Connect the 2. W w[...]

  • Page 8

    8 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide G 4 Wire Heat Pump w/o Aux Heat +C From Furnace RH C O Y B WIRES: C B or O Y R H G CA8900 T erminals Y B RH G C HEA T PUMP SYSTEM O C B O W 2 W Y RH RC G A or or Connect 1. O wire to the O terminal or B wire to the B terminal on the C A8900. (If you ha ve both O and[...]

  • Page 9

    9 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide While the C A8900 requires the C wire (24V AC) to operate. It also requires 2AA batteries to bac k-up the 24V A C power for up to a few da ys. Install 2 AA alkaline batteries according to the polar - 1. it y no te d in th e co mp ar tm en t. L CD se gm en ts w il l [...]

  • Page 10

    10 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide 24V A C Required! T his thermostat must run on the HV A C 24V AC (C) wir e. As shown in the wiring diagr ams, the C wire is the other side of the 24V A C heating transformer and can be found where the other thermostat wires connect at the wall or at the furnace. Do[...]

  • Page 11

    11 Providing a brighter solution.™ CA8900 Z-W ave ® Thermostat Installation Guide 2A 2B 1A 1B HEAT PUMP WITH AUX AUX HEAT ONLY NO JUMPER NORMAL NO JUMPER NO FAN HEAT PUMP TYPE FAN POWER HPAUX TYPE 3 RC-RH CONCTED RC-RH SEPARATE 4 Celsius Fahrenheit 5 GAS/OIL AUX ELECTRIC AUX JUMPER ON REMOVED ELECT H-PUMP GAS/OIL FURN 1 P J 4 P J 3 P J 5 P J JP2[...]