Lennox MWMC, Service Manual

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Table 10. MPC048S4M
Number of Zones and Outdoor Unit Connection Sizes
NOTE - Letter = Indoor Unit Zone Connection on Outdoor Unit
Zone 1 (A) Zone 2 (B) Zone 3 (C) Zone 4 (D) Zone 5 (E)
1/4 in. liq + 1/2 in. gas 1/4 in. liq + 1/2 in. gas 1/4 in. liq + 3/8 in. gas 1/4 in. liq + 3/8 in. gas 1/4 in. liq + 3/8 in. gas
009 009 009 009 009
009 009 009 009 012
009 009 009 009 018
009 009 009 009 024
009 009 009 012 012
009 009 009 012 018
009 009 009 012 024
009 009 012 012 012
009 009 012 012 018
009 012 012 012 012
012 012 012 012 012
LEGEND:
CLEAR = No adapters required.
GRAY = 3/8 x 1/2 in. gas pipe adapter is required for line set connection to outdoor unit (furnished with outdoor unit).
BLACK = 1/4 x 3/8 in. liquid pipe adapter is required for line set connection to the 048 outdoor unit (furnished with outdoor unit).
1/2 x 5/8 in. gas pipe adapter is required for line set connection to the 048 outdoor unit (furnished with outdoor unit).
14. MLB Multi-Zone Outdoor Unit Connections and Line Set Usage
Table 11. MLB018S4M
Number of Zones and Outdoor Unit Connection Sizes
NOTE - Letter = Indoor Unit Zone Connection on Outdoor Unit
Zone 1 (A) Zone 2 (B)
1/4 in. liq + 3/8 in. gas 1/4 in. liq + 3/8 in. gas
009 009
009 012
012 012
LEGEND:
CLEAR = No adapters required.
GRAY = 3/8 x 1/2 in. gas pipe adapter is required for line set connection to outdoor unit (furnished with outdoor unit).
Table 12. MLB030S4M
Number of Zones and Outdoor Unit Connection Sizes
NOTE - Letter = Indoor Unit Zone Connection on Outdoor Unit
Zone 1 (A) Zone 2 (B) Zone 3 (C)
1/4 in. liq + 3/8 in. gas 1/4 in. liq + 3/8 in. gas 1/4 in. liq + 3/8 in. gas
009 009 - - -
009 012 - - -
009 018 - - -
009 024 - - -
012 012 - - -
012 018 - - -
012 024 - - -
018 018 - - -
009 009 009
009 009 012
009 009 018
009 012 012