Instruction/ maintenance manual of the product M847D Honeywell
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INST ALLATION INSTRUCTIONS Put Bar Code Here 95C-10905-02 Direct Drive Damper Actuator M847D APPLICATION The M847D is a two position, 24 V ac spring return damper actuator design ed to operate directly drive n zone dampers, used to control air flow in ducts.
DIRECT DRIVE DAMPER ACTUATOR M847D 95C-10905—02 2 Fig. 1. Dimensi onal Det ails. INST ALLATION AND CHECKOUT CAUTION 1. Read these instructions carefully . Failure to follow them could cause a hazardous condition. 2. Disconnect power supply before beginning of installa- tion and wiring of control to prevent electrical shock or equipment damage.
DIRECT DRIVE DAMPER ACTUATOR M847D 3 95C-10905—02 Wiri ng See Figure 3 for typical wiring hook-ups of the M847D. Fig. 3. T ypical M847D Hookup. CHECKOUT After completing the installation, check that the equipment operates correctly as follows: 1. When 24 V ac is applied to the motor leads, the motor powers to the closed or open position.
DIRECT DRIVE DAMPER ACTUATOR M847D Automation and Co ntrol Solutions Honeywell Internationa l Inc. 1985 Douglas Drive North Golden Valley, MN 55422 customer.honeywell.com ® U.S. Regi stered T rademark © 2010 Honeywell International Inc. 95C-10905— 02 T .
An important point after buying a device Honeywell M847D (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 M847D 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 M847D - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Honeywell M847D you will learn all the available features of the product, as well as information on its operation. The information that you get Honeywell M847D will certainly help you make a decision on the purchase.
If you already are a holder of Honeywell M847D, 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 M847D.
However, one of the most important roles played by the user manual is to help in solving problems with Honeywell M847D. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Honeywell M847D 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
