Chamberlain K1A6837 Installation Manual

INSTALLATION
APPLICATION REQUIREMENTS: Available to all commercial door operators using the Logic 4 control board.
To avoid SERIOUS personal INJURY or DEATH from electrocution, DISCONNECT electrical power to operator BEFORE proceeding.
REMOVE EXISTING BOARD
1. Disconnect power to operator.
2. Remove all wires from the existing board:
• Control Wiring Terminal Block
• System Wiring Connector (P6)
• Motor Wires from Relay (K3)
NOTE: Remember location of all wiring connections for
reinstallation.
3. Remove the coaxial cable from the board F connector.
4. Remove any installed option cards from their corresponding
slots from the board.
5. Remove the board from its four mounting posts.
WIRING POWER AND CONNECTION SETTINGS
Before matching any connection settings, make sure the power
supply is the correct voltage, phase, frequency, and amperage
compatible with your operator.
1. Remove the new board from the protective bag.
2. Match settings from existing board to the new board:
• 1-Phase and 3-Phase Jumper
For 3-Phase Operators Only: DO NOT move the 3-Phase
jumper until installation and specifi ed instructions following
Step 8 are completed.
• Motor Direction Jumper
• Selector Dial
NOTE: The following information is stored within the fi rmware and
will need to be re-programmed if the fi rmware is upgraded with
the board:
• All Remote Controls (On Board Receiver Only)
• Timer-to-Close
• Maximum Run Timer
• Maintenance Alert System
• Up and Down Mid Stops
• Pre-Warning Timer when the TLSCARD option card is used
• Dynamic Brake for models N4/N4X only when AUXCARD is
used.
WARNING
WARNING WARNING
INSTALL NEW BOARD
1. Place the new board into the operator. Position the board onto
mounting posts pressing firmly to ensure posts are completely
through mounting holes.
2. Reconnect the coaxial cable to the board F connector.
3. Reconnect the motor wires to relay K3 on the board. Polarity
does not matter for these connections. Simply insure that the
wires are not over-stretched to make the connection.
4. Reconnect the main motor control harness connector to the
AVERTISSEMENT
board P6 connector.
5. Reconnect all wires to the main board control wiring terminal
block.
AVERTISSEMENT
6. Install all option cards into the slots on the board.
7. Make sure the electrical box is clear of all debris and tools.
8. Reconnect power to the operator and verify operation.
3-PHASE OPERATORS ONLY
NOTE: DO NOT activate the operator until the following steps
have been completed:
1. Turn the SELECTOR DIAL to PROG (programming).
2. Move the PHASE jumper from the 1-Phase position to the
3-Phase position.
3. Return the SELECTOR DIAL to desired mode of operation.
Refer to pages 3-10 for programming and settings as necessary.
SPECIAL PROGRAMMING IS REQUIRED FOR N4/N4X
MODELS USING AN AUXCARD. THIS SETS THE DYNAMIC
ADVERTENCIA
BRAKE FOR THE MOTOR. FOLLOW THESE INSTRUCTIONS
PRIOR TO RUNNING THE OPERATOR.
1. Turn the SELECTOR DIAL to OPTN.
ADVERTENCIA
2. Press and release the MAS button.
3. Press and release the MID button. The MAS LED will blink
6 times.
4. Turn SELECTOR DIAL back to desired wiring type.
LOGIC BOARD (L4)
REPLACEMENT KIT
K1A6837