Honeywell PC8900A user manual

Summary of the content on the page No. 1

PC8900A
Control Panel
®
TRADELINE
INSTALLATION INSTRUCTIONS
APPLICATION SPECIFICATIONS
The PC8900 Control Panel provides 24 Vac energy saving Temperature Setting Range:
control for a heating and cooling system, while providing 45°F to 88°F (7°C to 31°C).
reliable, precise temperature control, ventilation control,
humidity control, programmable fan control and air filter/ Humidity Setting Range:
cleaner status information. 10% to 80%.
The PC8900 must be used with a W8900 Remote Module. Operating

Summary of the content on the page No. 2

PC8900A CONTROL PANEL 3. Be sure that there is good air circulation at average INSTALLATION temperature at the chosen location. Avoid the following locations because they can introduce errors in temperature measurements. When Installing this Product… • Hot areas caused by: 1. Read these instructions carefully. Failure to follow • Concealed pipes or ducts. instructions can damage the product or cause a • Drafts from fireplaces or other heat sources. hazardous condition. • Convection or radiant he

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PC8900A CONTROL PANEL NOTE: If the old thermostat has left marks on the wall that are not covered by the PC8900, order part CAUTION no. 205224A Wall Cover Plate to mount between Disconnect power supply before connecting wiring the wall and the PC8900. to prevent electrical shock or equipment damage. All wiring must comply with applicable electrical codes, ordinances, and regulations. WALL 1. Loosen the terminal screws and insert one wire WIRES beneath each numbered terminal (1,2,3,4). Note the

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PC8900A CONTROL PANEL W8900 Mounting the PC8900 on the Wiring Plate To mount the PC8900 on the wiring plate, engage the tabs on the wiring plate with the back of the PC8900 and then press the PC8900 to latch. OPERATION 1 The PC8900 is not a typical thermostat. It senses tempera- ture and humidity conditions in the living space and 2 1 transfers the information to the W8900 Remote Module. 3 The W8900 activates the proper equipment based on 2 4 room conditions and programmed settings. GND CHECKOUT