Piping and Connections
CAUTION
To avoid equipment malfunction, use care when
brazing or soldering so that distributor tubing is not
restricted or blocked. To braze Thermostatic Expansion
Valves (TXV) avoid direct flame (figure 19) to the valve
body and avoid excessive heat on diaphragm. As an
extra precaution. a wet cloth may be around the body
and element during brazing operation.
Typical Piping for Refrigerant Coil
Figure 18
Solder Technique
Figure 19
Note : Flame should heat away from TXV element
30
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