
11
Optional housing
17. Mounting into the optional housing
This fan timer exactly fits into the box type G311 from Velleman
Components. Follow the assembly instructions below :
1. Drilling the holes :
— Mark the centre of the holes to be drilled on the front of the
bottom enclosure. (Fig. 1.0)
— You can drill the left hole with a Ø 7mm drill bit and the right
hole with a Ø 15mm bit.
Ø 15
Ø 7
FIG. 1.0
— Mark the centre of hole to be drilled in the lid for the LED clip Fig. 2.0
— Drill the hole with a Ø 4,5mm drill.
Ø 4,5mm
FIG. 2.0
F MAKE SURE THE EDGES OF THE HOLES ARE
COMPLETELY SMOOTH.
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