APPLICATION: This 42002-0007S control board replacement kit is compatible with NA and LP Series Pool and Spa Heater Electrical Systems REPLACEMENT: The control board kit contains a 42002-0007S control board and 472610Z switch membrane pad, replacement for 42002-0007S, 461105. INSTALLATION: First, remove the old circuit board by turning off all power and opening the top of the heater to access the old circuit board. Unplug the membrane pad from the board, then remove the wire connector attached to the old board. Colour:green+black Material:PCB Package Contents: 1 x 42002-0007S Control Board 1 x 472610Z Switch Pad Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.