Lennox Mini-Split Service Manual / Page 82
CONNECTIONS AND LINE SET USAGE
Outdoor
Model
No. of
Zones
Indoor Unit
Capacity
(Unit No.)
Line Set
Required
(Liquid x Gas)
MPA018S4M
Indoor Unit A
1/4” liq + 3/8” gas
Indoor Unit B
1/4” liq + 3/8” gas
1 012 (A)
1
1/4 in. x 1/2 in.
2
009 (A) 1/4 in. x 3/8 in.
009 (B) 1/4 in. x 3/8 in.
2
009 (B) 1/4 in. x 3/8 in.
012 (A)
1
1/4 in. x 1/2 in.
2
012 (A)
1
1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
MPA030S4M
Indoor Unit A
1/4” liq + 3/8” gas
Indoor Unit B
1/4” liq + 3/8” gas
Indoor Unit C
1/4” liq + 3/8” gas
1 018 (A)
1
1/4 in. x 1/2 in.
2
009 (A) 1/4 in. x 3/8 in.
009 (B) 1/4 in. x 3/8 in.
2
009 (B) 1/4 in. x 3/8 in.
012 (A)
1
1/4 in. x 1/2 in.
2
009 (B) 1/4 in. x 3/8 in.
018 (A)
1
1/4 in. x 1/2 in.
2
012 (A)
1
1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
2
012 (B)
1
1/4 in. x 1/2 in.
018 (A)
1
1/4 in. x 1/2 in.
2
018 (A)
1
1/4 in. x 1/2 in.
018 (B)
1
1/4 in. x 1/2 in.
3
009 (A) 1/4 in. x 3/8 in.
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
3
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
012 (A)
1
1/4 in. x 1/2 in.
3
009 (C) 1/4 in. x 3/8 in.
012 (A)
1
1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
3
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
018 (A)
1
1/4 in. x 1/2 in.
3
012 (A)
1
1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
012 (C)
1
1/4 in. x 1/2 in.
MPA036S4M
Indoor Unit A
1/4” liq + 1/2” gas
Indoor Unit B
1/4” liq + 3/8” gas
Indoor Unit C
1/4” liq + 3/8” gas
Indoor Unit D
1/4” liq + 3/8” gas
2
009 (B) 1/4 in. x 3/8 in.
018 (A) 1/4 in. x 1/2 in.
2
012 (A) 1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
2
012 (B)
1
1/4 in. x 1/2 in.
018 (A) 1/4 in. x 1/2 in.
2
018 (A) 1/4 in. x 1/2 in.
018 (B)
1
1/4 in. x 1/2 in.
1
3/8 x 1/2 in. gas pipe adaptor is required for line set connection to outdoor unit
(furnished with outdoor unit).
2
1/4 x 3/8 in. liquid pipe adaptor is required for line set connection to the 048
outdoor unit (furnished with outdoor unit).
3
1/2 x 5/8 in. gas pipe adaptor is required for line set connection to the 048
outdoor unit (furnished with outdoor unit).
CONNECTIONS AND LINE SET USAGE
Outdoor
Model
No. of
Zones
Indoor Unit
Capacity
(Unit No.)
Line Set
Required
(Liquid x Gas)
MPA036S4M
Indoor Unit A
1/4” liq + 1/2” gas
Indoor Unit B
1/4” liq + 3/8” gas
Indoor Unit C
1/4” liq + 3/8” gas
Indoor Unit D
1/4” liq + 3/8” gas
3
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
009 (D) 1/4 in. x 3/8 in.
3
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
012 (A) 1/4 in. x 1/2 in.
3
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
018 (A) 1/4 in. x 1/2 in.
3
009 (C) 1/4 in. x 3/8 in.
012 (A) 1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
3
009 (C) 1/4 in. x 3/8 in.
012 (B)
1
1/4 in. x 1/2 in.
018 (A) 1/4 in. x 1/2 in.
3
009 (C) 1/4 in. x 3/8 in.
018 (A) 1/4 in. x 1/2 in.
018 (B)
1
1/4 in. x 1/2 in.
3
012 (A) 1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
012 (C)
1
1/4 in. x 1/2 in.
3
012 (A) 1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
018 (A)
1
1/4 in. x 1/2 in.
3
012 (C)
1
1/4 in. x 1/2 in.
018 (A) 1/4 in. x 1/2 in.
018 (B)
1
1/4 in. x 1/2 in.
4
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
009 (D) 1/4 in. x 3/8 in.
009 (A)
1
1/4 in. x 3/8 in.
4
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
009 (D) 1/4 in. x 3/8 in.
012 (A) 1/4 in. x 1/2 in.
4
009 (B) 1/4 in. x 3/8 in.
009 (C) 1/4 in. x 3/8 in.
009 (D) 1/4 in. x 3/8 in.
018 (A) 1/4 in. x 1/2 in.
4
009 (C) 1/4 in. x 3/8 in.
009 (D) 1/4 in. x 3/8 in.
012 (A) 1/4 in. x 1/2 in.
012 (B)
1
1/4 in. x 1/2 in.
1
3/8 x 1/2 in. gas pipe adaptor is required for line set connection to outdoor unit
(furnished with outdoor unit).
2
1/4 x 3/8 in. liquid pipe adaptor is required for line set connection to the 048
outdoor unit (furnished with outdoor unit).
3
1/2 x 5/8 in. gas pipe adaptor is required for line set connection to the 048
outdoor unit (furnished with outdoor unit).