4
Note the orientation of the KEY on the 8 pin valve base ! Well done 8 pin base installed!
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Now lets install the 4 Pin valve bases in the center of the chassis – READ CAREFULLY
BELOW before you start
IMPORTANT: Note that each 4 pin valve base has two small holes and 2 larger
holes – the larger holes are for the FILAMENT Pins – make sure these are on the
OUTSIDE !!!!!
FILAMENT PINS