GE PT878GC Manual De Usuario
3-17
April 2004
Installing the Second Bracket with a Chain or Strap
Note: The following step requires the transducer spacing
discussed on page 3-7.
1. Measure the spacing from the zero point (the point of
circumferential origin). Mark the spacing point with a
crosshair on the opposite side of the pipe, 180° from the zero
point (as shown in Figure 3-19 below).
crosshair on the opposite side of the pipe, 180° from the zero
point (as shown in Figure 3-19 below).
Figure 3-19: Measuring and Marking Spacing
2. Carefully wrap the chain or strap around the pipe, taking care
not to twist it.
3. Loosen the wing nuts up to the end of the J-hooks. Then hook
the chain into the tightest links and firmly hand tighten the
wing nuts.
wing nuts.
4. Line up the other edge of the CFG-PI holder bracket with the
scribe line and tighten the chain or strap, as shown in Figure
3-20 below.
3-20 below.
Figure 3-20: Lining up the Rear Edge of the Bracket
with the 180° Scribe Line
Rear Edge of
Second Block
Mark on Opposite
Scribe Line