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THERMOSTATIC EXPANSION VALVE TXVH CONTINUED
5
Install the bulb on a straight and horizontal
length of suction line within 3 to 6 inches of
the evaporator outlet.
Attached to bulb using the supplied
6
clamp as shown in step 6.
8
The superheat is preset in the factory to the standard setting listed in Table 2. The superheat can
be adjusted by turning the adjusting screw.
Using a screwdriver, turn the adjusting
8a
screw counterclockwise until the screw
reaches the stop position.
II-TXVH-MU-R1709
Sanhua ©2018 All rights reserved. Subject to change without notice.
7
After installing the TXV, check to ensure that
the temperature of the suction line near the
bulb (T1) is less than the temperature of the
power element (T2).
T2
T2 > T1
8b
Turn the adjusting screw clockwise until the
desired superheat is reached. Install seal cap
to the required torque illustrated in Step 8b.
3 to 6 in. (76 to 152 mm)
T1
Torque 7.4 to 11 lbf (10 to 15 Nm)
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