Lennox MWMC, Service Manual

Page: 71 / 104

71
13. MPC Multi-Zone Outdoor Unit Connections and Line Set Usage
Table 7. MPC018S4M
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
006 006
006 009
006 012
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 8. MPC024S4M
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
006 012 - - -
006 018 - - -
009 009 - - -
009 012 - - -
009 018 - - -
012 012 - - -
012 018 - - -
018 018 - - -
006 006 006
006 006 009
006 006 012
006 006 018
006 009 009
006 009 012
006 009 018
006 012 012
006 012 018
009 009 009
009 009 012
009 009 018
009 012 012
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).