Chapter 3 ______________________________________________________ Installation of the Mast
VAISALA _______________________________________________________________________ 59
Using an Existing Concrete Pad
NOTE
The transformation for the dimensions in this section:
5 mm ≈ 0.20 in.
25 mm ≈ 0.98 in.
240 mm ≈ 9.45 in.
1. Drill holes with a diameter of 25 mm into the concrete pad using
the orientation plate as a guide. Make sure that the depth of the
holes is 240 mm (±5 mm).
0207-070
Figure 43 Accessories for Existing Concrete pad
Installation
2. First, install the key piece (number 3 in Figure 43 above)
correctly inside the wedge bolt (4). The narrow end should point
to the direction of the lower arrow in Figure 43 above. Assemble
the wedge bolts into the holes. There are four bolts for the mast
base and one bolt for each of the guy wire pads.
3. Hammer the wedge bolts (4) down using the provided bar (2).
4. Screw the foundation bolts (1) to the wedge bolts and tighten the
screws properly.
5. Fill the remaining space of the holes with a suitable compound.
6. Start assembling the mast after the compound is dry.
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