Nice Apollo 635/636 Control Board Troubleshooting Tips

Setting up a gate opener can be tricky sometimes as there's brackets to install, measurements to be done, cables to wire, and on top of that dealing with a control board with all kinds of switches and ports. Mistakes happen, it's not always easy to set up a gate opener control board, and there's some common issues that happen when setting them up. Luckily, we've put together a list and some diagrams for the Nice Apollo 636 & Apollo 635 control board to get your gate openers up and running in just a few minutes.

Accessory Ports not functioning properly

If your Apollo 1600 or 1500 gate openers accessories aren't working quite right, be sure to ensure that your connections are placed into the correct port and secured in place. To ensure that your accessories are connected properly, locate the input LEDs to the right of the ports (as shown below) and make sure that the lights are on. If they do not come on immediately, ensure that the LED Enable Button on the right side of the board is depressed to observe the LEDs. You do not need to turn them on, with power and a proper connection they will turn on automatically.

Connector Grouping Connection Purpose
Grouping 1
  • GND - Supplied Battery Ground
  • J2 INPUT - Step by Step activation
  • 12V - Supplied battery voltage (protected with 3AMP fuse)
Grouping 2
  • GND - Supplied Battery Ground
  • J2 INPUT - Step by Step activation
  • 12V - Supplied battery voltage (protected with 3AMP fuse)
Grouping 3
  • 1 EDGE - Reverse edge input. Stop and reverse gate if closing, resets close timer if gate open.
  • 2 EDGE - Reverse edge input. Stop and reverse gate if closing, resets close timer if gate open.
  • 3 GND - Supplied Battery Ground
  • 4 GND - Supplied Battery Ground
  • 5 STOP - Stop input from a 3 button station
  • 6 CLOSE - Close input from a 3 button station
  • 7 OPEN - Open input from a 3 button station
Grouping 4
  • 8 GND - Supplied Battery Ground
  • 9 GND - Supplied Battery Ground
  • 10 FREE EXIT - Opens gate if closed, stops and reverses gate if closing, resets close timer if gate is open.
  • 11 GND - Supplied Battery Ground
  • 12 SHADOW - Resets close timer when gate is open (also referred to as under gate loop)
  • 13 GND - Supplied Battery Ground
  • 14 SAFETY - Resets close timer if gate is open, stops and reverses if gate is closing. Does not open a closed gate.


Emergency Bypass in the event of Gate Failure

If your gate is currently stuck or malfunctioning, even if the control box open/close gate button is locked, you can take a few easy steps to remedy this.

  1. Unplug the motor harness from the Master (or Slave) Connector and momentarily insert into the Emergency Bypass Connector to open the gate.
  2. Make sure to unplug the connector from the emergency bypass before the gate fully opens and binds.***
  3. In the event the motor is not disconnected quickly enough, the blue 15 amp fuse (in the bottom left of the board) will protect the circuit board from damage and should be replaced when the original problem is fixed.

***Using the emergency bypass connector only applies motor power to the actuator(s) to open the gate(s), with no limit function, closing function, or other setting options.



Timer to Close not Working

If your Timer to Close isn't working properly, ensure that the dip switch settings are aligned properly to the on/off positions for your needs. To adjust the timer to close, rotate clockwise to increase time before gate closes, and counter-clockwise to decrease time before gate closes. If program switch #3 is on, the gate must activate the open limit switch in order for the timer to close to operate. Follow the guidelines below to ensure your dip switches are in the proper positions and compare to the factory default settings.

Dip Switch On Off Settings
1 - TIMER TO CLOSE - Automatically closes gate
  • ON - Close timer enabled
  • OFF - Close timer disabled
2 - CURRENT SENSITIVITY OPTION - Delays current sensing from start up
  • ON - 4 second delay
  • OFF - 2 second delay
3 - TIMER TO CLOSE OPTION
  • ON - timer to close works only when open limit switch is activated
  • OFF - timer to close works from any open gate position
4 - SLAVE DISABLE
  • ON - disables slave side of dual board
  • OFF - enables slave side of dual board
5 - MASTER DISABLE
  • ON - disables master side of dual board
  • OFF - Enables master side of dual board
6 - MAXIMUM RUN TIMER OPTION
  • ON - stops and reverses gate if run timer times out before closing
  • OFF - stops gate if run timer times out before closing
7 - MAXIMUM RUN TIMER VALUE
  • ON - 40 seconds
  • OFF -20 seconds
8 - TIMER TO CLOSE VALUE
  • ON - 20 to 70 seconds (adjustable)
  • OFF - 10 to 35 seconds (adjustable)
9 - OPEN, STOP, CLOSE CONTROL ENABLE
  • ON - allows for open, stop, close unit (optional) to operate gate
  • OFF - normal operation (If 9 is on, terminals 4 & 5 must be normally closed for proper operation.)


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