15
Heat Controller VFH InverterFlex
®
- Outdoor Ductless Mini-Split
Part # Flare Nut Size ① Flare Fitting ② Length L1
Subassemblies for Indoor Units:
Model B-VFH18MA-1 comes with one (1) subassembly consisting of a straight piece of copper with a female flare nut x
male flare fitting, are provided to connect with the outdoor unit’s 3/8” (9.52mm) gas connections.
06643008 3/8” (9.52mm) 1/2” (9.52mm) 5.28” (134mm)
Indoor Units also come with Additional Flare Nuts for ease of installation:
Per the chart below, each indoor model comes with one (1) or two (2) flare nuts in the sizes shown.
Indoor Unit Flare Nut
B-VFH09MA-1
1/4” (6.35mm) N/A
B-VFH12MA-1
3/8” Gas
Connection
Indoor
1/2” Gas
Connection
Flare Nut
Connects to Outdoor
Unit Gas Connection
②
(w/Cap-not shown)
Connects to Indoor Unit
Outdoor
3/8” Gas
Connection
1/2” Gas
Connection
① Flare Nut
Connects to Outdoor
Unit Gas Connection
②
(w/Cap-not shown)
Connects to Indoor Unit
B-VFH18MA-1 5/8” (15.9mm)
B-VFH12CA-1 3/8” (9.52mm)
B-VFH18CA-1 1/2” (12.7mm)
B-VFH24CA-1 3/8” (9.52mm) N/A