Heat Controller A-VFH24TA-1 Installation, Operation & Maintenance Manual page 15

Heat Controller
Connects to Outdoor
Unit Gas Connection
Outdoor
3/8" Gas
Connection
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.
Connects to Outdoor
Unit Gas Connection
Outdoor
3/8" Gas
Connection
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.
Part # Flare Nut Size ①
06643008 3/8" (9.52mm)
②
(w/Cap-not shown)
Connects to Indoor Unit
①
Flare Nut
Part # Flare Nut Size ①
06643008 3/8" (9.52mm)
②
(w/Cap-not shown)
Connects to Indoor Unit
①
Flare Nut
Indoor Unit
B-VFH09MA-1
B-VFH12MA-1
B-VFH18MA-1
B-VFH12CA-1
B-VFH18CA-1
B-VFH24CA-1
Flare Fitting ②
1/2" (9.52mm)
Flare Fitting
L1
Flare Fitting ②
1/2" (9.52mm)
Flare Fitting
L1
Flare Nut
1/4" (6.35mm)
3/8" (9.52mm)
15
VFH InverterFlex - Outdoor Ductless Mini-Split
®
Length L1
5.28" (134mm)
Indoor
1/2" Gas
Connection
Length L1
5.28" (134mm)
Indoor
1/2" Gas
Connection
N/A
5/8" (15.9mm)
3/8" (9.52mm)
1/2" (12.7mm)
N/A