DC Inverter U-match Series Cassette Type Unit
18
Examine the connection pipe to see if it leaks, then take the treatment of heat
insulation, as shown in the Fig. 4.14.
Use the medium-sized sponge to insulate the coupler of the gas pipe.
Fig. 4.14
Table 4.5 Flare nut tightening torque
Pipe Diameter(inch)
Tightening Torque
Φ1/4
15~30N·m (11~22ft.-1b.)
Φ3/8
35~40N·m (26~29ft.-1b.)
Φ1/2
45~50N·m (33~37ft.-1b.)
Φ5/8
60~65N·m (44~48ft.-1b.)
!
Be sure to connect the gas pipe after connecting the liquid pipe completely.
Summary of Contents for TU18H3O
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