Instruction/ maintenance manual of the product TRIPLEAQUASTAT L8151A Honeywell
Go to page of 6
1 60-2553—3 L8151A Tr iple Aquastat ® Relay J. H. • Rev. 1-95 • ©Honeywell Inc. 1995 • Form Number 60-2553—3 The L8151A is a remote bulb controller for use with hydronic heating systems that include domes- tic hot water service. ■ Provides high limit, low limit, and circulator control for maintaining boiler temperatures.
60-2553—3 2 L8151A SPECIFICATIONS • INSTALLATION • ORDERING INFORMATION Specif ication IMPORTANT: The specifications given in this publication do not include normal manufacturing tolerances. Therefore, this unit may not exactly match the listed specifications.
3 60-2553—3 L8151A INSTALLATION IMMERSION WELL MOUNTING NOTE: Immersion well must be ordered separately. For a list of available wells, refer to form 68-0040, Wells and Fittings for Temperature Controllers. The boiler manufacturer generally provides a tapping for the immersion well.
60-2553—3 4 L8151A INSTALLATION Fig. 3—Remote bulb installation. All wiring must comply with local electrical codes and ordinances. The limits given in the Specifications section must not be exceeded when applying this control. Use manufacturer instructions when wiring controlled equip- ment or refer to typical hookups in Fig.
5 60-2553—3 L8151A OPERATION AND SETTINGS Operation and Settings HIGH LIMIT The high limit opens and turns off the burner when the water temperature reaches the setpoint. The high limit automatically resets after the water temperature drops past the setpoint and through the 10 ° F (6 ° C) differential.
60-2553—3 6 EXAMPLE: Setpoint of 140 ° F (60 ° C) differential set at 25 ° F (14 ° C). On a temperature rise, R-B breaks and R-W makes at 155 ° F (68 ° C).
An important point after buying a device Honeywell TRIPLEAQUASTAT L8151A (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 TRIPLEAQUASTAT L8151A 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 TRIPLEAQUASTAT L8151A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell TRIPLEAQUASTAT L8151A you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell TRIPLEAQUASTAT L8151A will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell TRIPLEAQUASTAT L8151A, 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 TRIPLEAQUASTAT L8151A.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell TRIPLEAQUASTAT L8151A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell TRIPLEAQUASTAT L8151A 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
