Instruction/ maintenance manual of the product Q539 Honeywell
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Q539A, H and J Subbases Installation Instruction for the Trained Service Technician. Application Q539 Subbases provide cooling anticipators, and mounting for T87F Thermostats. Q539 Subbases also provide system and fan switching for heating, cooling, and heating-cooling thermostats.
Do not mount the subbase where it may be affected by: — drafts or dead spots behind doors or in corners. — hot or cold air from ducts. — radiant heat from the sun, fireplaces, or appliances. — concealed pipes and chimneys. — unheated (uncooled) areas such as an outside wall.
Settings SUBBASE SETTING The subbase switching positions control the system operation as described below. SYSTEM SWITCH (some subbases do not have all of the following functions): COOL—cooling system is automatically controlled by the thermostat. Heating system is off.
COOLING CAUTION If outside air or heat exchange medium (water) is below 10 A C (50 A F), do not operate cooling. Move the system switch on the Q539 to COOL and the fan switch to AUTO. Move the cooling setpoint dial to about 6 A C (10 A F) below room temperature.
An important point after buying a device Honeywell Q539 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Honeywell Q539 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 Honeywell Q539 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell Q539 you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell Q539 will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell Q539, 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 Honeywell Q539.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell Q539. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell Q539 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
