Description The Balboa GS501DZ PCB is compatible with GS501DZ control box. Topside controls from the Serial Deluxe range such as the VL801D and the VL802D. This is not a common board but some variations are in circulation. You need to be sure if you are trying to fit this with any other version of a 501DZ other than the exact like for like GS501DZ. This PCB is used as a replacement for an existing GS501DZ control box with a PCB failure. This must not be fitted to any other device/product. This should be done by an experienced tradesman or a competent individual as a faulty install could result in board damage and invalidate the warranty. *SPECIAL NOTE* J17 IS A PORT THAT ALLOWS YOU TO RUN EITHER AN AIR BLOWER OR ANOTHER SINGLE SPEED PUMP. THE PORT IS PROTECTED BY A 10 AMP QUICK BLOW FUSE. EXCHANGE FUSE TO 20 AMP IF USING A PUMP OR ADD LINK WIRE AS SHOWN ON REVERSE OF LID. Pump 1: Single or dual speed circulation pump if required Pump2: If no blower Air Blower: Yes (optional) Heater: Yes Ozone: Yes Light: 12 volt Sensor style: M7 x 2 Pressure Switch: No Length: 280 mm Height: 130 mm
