Instruction/ maintenance manual of the product GCU Chamberlain
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Car ton Inventor y Over view The Gate Control Unit (GCU) can be paired with the Gate Access Panel (GAPLM) to wirelessly control a gate operator . The GCU is compatible with various Liftmaster Wireless Products. Step 2 Install 4 AA Alkaline batteries (not provided).
Step 5 Replace GCU cover and mount near gate operator control box. Step 6 Remove bottom panel of GCU. Connect T erminal 10 on GCU to Common on gate operator (shown below).
3 Gate Operator “ON” Time T roubleshooting There is an error tone when the GCU is activ ated. The GAPLM or DAILM is not communicating with the GCU. The GCU may be out of range. If the units work properly when close together , the GCU may need to be mounted higher off the ground or on a dif ferent surface.
© 2007, The Chamberlain Group Inc. 1 14A3523 All Rights Reserved NOTICE: T o comply with FCC and or Industry Canada rules (IC), adjustment or modifications of this receiver and/or transmitter are prohibited, except for changing the code setting or replacing the battery.
An important point after buying a device Chamberlain GCU (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Chamberlain GCU 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 Chamberlain GCU - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Chamberlain GCU you will learn all the available features of the product, as well as information on its operation. The information that you get Chamberlain GCU will certainly help you make a decision on the purchase.
If you already are a holder of Chamberlain GCU, 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 Chamberlain GCU.
However, one of the most important roles played by the user manual is to help in solving problems with Chamberlain GCU. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chamberlain GCU 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
