Instruction/ maintenance manual of the product 7904 White Rodgers
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To prevent electrical shock and/or equipment dam- age, disconnect electric power to system at main fuse or circuit breaker box until installation is complete. Do not use on circuits exceeding specified voltage. Higher voltage will damage control and could cause shock or fire hazard.
2 INST ALLA TION REMOVE OLD THERMOSTAT 1. Shut off electricity at the main fuse box until installation is complete. Ensure that electrical power is disconnected. 2. Remove the front cover of the old thermostat. With wires still attached, remove wall plate from the wall.
3 RH Y 24 VAC 120 VAC Hot Neutral THERMOSTAT SYSTEM G W Figure 9. Typical wiring diagram for heat pump with cool active reversing valve TRANSFORMER Reversing Valve* RC O B JUMPER WIRE Compressor Conta.
4 CHECK THERMOSTAT OPERATION If at any time during testing your system does not operate properly, contact a qualified serviceperson. Fan Operation If your system does not have a G terminal connection, skip to Heating System . 1. Turn on power to the system.
5 WEEKDAY (5 DAY) WEEKEND (2 DAY) Start Time* Temperature Start Time* Temperature 1ST HEAT 2ND HEAT 3RD HEAT 4TH HEAT 1ST COOL 2ND COOL 3RD COOL 4TH COOL SAMPLE Heating/Cooling Schedule Plan Period 5:.
temperatures for consecutive time periods. You can choose start times, heating temperatures, and cooling temperatures independently for both weekday and weekend programs (for example, you may select 5.
An important point after buying a device White Rodgers 7904 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought White Rodgers 7904 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data White Rodgers 7904 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, White Rodgers 7904 you will learn all the available features of the product, as well as information on its operation. The information that you get White Rodgers 7904 will certainly help you make a decision on the purchase.
If you already are a holder of White Rodgers 7904, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime White Rodgers 7904.
However, one of the most important roles played by the user manual is to help in solving problems with White Rodgers 7904. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device White Rodgers 7904 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
