EarthLinked CCA Series, Руководство по установке

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CCA-410-IM (03/15) Page 19
Step 5: Measure and cut copper tubing to connect the liquid line from the TXV control box to the liquid
line stub out on the cased coil as shown in Figures 7 and 13. Run the other liquid line from the
connection on the TXV control box to the compressor unit, also shown in Figure 13. Nitrogen braze the
joints.
Step 6: Replace the core in the Schrader valve and connect the pressure equalizer tube to the Schrader
valve. Tighten the flare connection firmly. Wrap the liquid and vapor tubing including the liquid line
tubing to the TXV control box, with Armaflex
®
, Insul-Tube
®
or equivalent insulation of at least ½”
wall thickness, between the cased coil and compressor unit.
Figure 13. TXV Liquid Line Connections