Instruction/ maintenance manual of the product USDT 2004B Thermo Products
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USDT 2004B Installation and User’s Guide Introduction General Information 2 Installation Collector Sensor 3 Control Box 5 Power Connection 6 Display Window 6 Operation Basic Operation of Digital Dis.
2 Introduction Note: The information supplied in this manual is for guidance only - no part of this may be used for any agreement, whether express or implied, or to form any contract. Thermo Technologies reserves the right to change specifications without prior notice.
3 INSTALLATION Note: This installation procedure is for guidance only, and the installer should verify its suitability. Make sure that the solar system is physically installed, manually tested, and ready for controlled operation. he following safety precautions is strongly recommended: 1.
4 l Collector sensor (red cable with protective terminal box): Either push into a thermowell, (sensor pocket), which is soldered or riveted directly to the manifold (vacuum tubes). Alternately, strap the sensor to the collector outlet pipe or the absorber ( flat plate collectors) that projects from the collector housing.
5 Undo the screw at the top of the housing. The control elec tronics are mounted on the enclosure cover. The controller enclosure can be screwed to the wall with cable entry grommets pointed downwards. Use the supplied plastic bridges to secure power and sensor cables.
6 ower Connections: A small blade screwdriv er may be used to fasten miniaturized terminal block screws while the corresponding wire is inserted. NOTE 1: Always disconnect the controller from power supply before opening the housing. NOTE 2: The controller should be properly grounded.
7 ò Push selection key once to enter the advanc ed (Par or *Men) mode. Once in selected mode, press one more time to select the parameter in that mode. Selected parameter blinks allowing the user to modify it. You can modify the selected parameter while the middle window blinks by pressing the ï or ð ke y.
8 Par Using the navigation key ^_ allows you to select the desired parameter while you are in the program mode. Press the selection key ò once to select the parameter in the window. Selected parameter blinks allowing you to modify it. You can modify the selected parameter while the middle window blinks by pressing the ï or ð key.
9 Ma nual Operation Mode This mode allows the user to manually turn the pump on or off. AUTO The above display indicates that the unit is working in automatic mode. The pump starts at a temperature difference of 15 o F and runs as long as ? T is above 7 o F.
10 T roubleshooting In general, all of the settings in the menus Par and Men and the terminal should first be checked if there is a malfunction. Malfunction, but "realistic" temperature values: • Check program number. It should be “0” (zero) for 2004B unit.
An important point after buying a device Thermo Products USDT 2004B (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Thermo Products USDT 2004B 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 Thermo Products USDT 2004B - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Thermo Products USDT 2004B you will learn all the available features of the product, as well as information on its operation. The information that you get Thermo Products USDT 2004B will certainly help you make a decision on the purchase.
If you already are a holder of Thermo Products USDT 2004B, 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 Thermo Products USDT 2004B.
However, one of the most important roles played by the user manual is to help in solving problems with Thermo Products USDT 2004B. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Thermo Products USDT 2004B 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
