B&D MPC4 Owners Manual
Safety Systems
The garage door opener is equiped with an electronic obstacle detection system. The sensitivity of the system is set automatically, and continually adjusts itself for maximum sensitivity.
WARNING: The obstacle detection system requires 5 complete door operations to achieve maximum sensitivity. Run the safety system reverse test at least once a year (refer Step 17-Safety Systems from the installation instructions).
Remote Controls
Remote Controls consist of a transmitter and a receiver. The transmitter sends a coded security signal. The receiver is incorporated in the powerhead electronics. It receiver a signal to initiate a door cycle. The transmitter is equiped with a small external switch on the side of the transmitter case. This switch has two positions to access two control channels.
A. Setting The Security Code In The Transmitter
The transmitter code is randomly preset at the factory. This code can be easily changed.
a) Remove the battery cover.
b) Sey your own code by changing the position of the switches numbered 1 to 8 on the code switch block (Figure 16).
c) Replace the battery cover.
Avoid all ‘+’, ‘-‘, ‘0’ and all symetrical patterns when setting your code.
B. Setting The Security Code In The Receiver (one garage door opener)
When setting the code in the receiver of the garage door opener, select the up position of the side switch on the transmitter and proceed as follows:
a) Press the code set button on the powerhead. The CODE SET LED light will come on indicating that the unit is code set mode.
b) Press the transmitter button for one second. Ensure that the transmitter is at a distance of at least 1m from the powerhead. THE CODE SET LED light will extinguish and the courtesy light will illuminate for about 10 seconds when the code is accepted.
c) Be sure that there are no obstructions or persons in the path of the garage doo. Press transmitter to verify the system operation.
C. Setting The Security Code In The Receiver (two garage door openers)
a) To set the code in the first garage door opener proceed as described in Step 5-B above.
b) When setting the code in the second garage door opener, move the side switch on the transmitterto the down position (Figure 18) and follow the procedure from Step 5-B above.
– To activate the first garage door opener with the transmitter, the side switch must be in the up position.
– To activate the second garage door opener, the side switch must be in the down position.
