Daikin 3MXM52N2V1B8 - Reducer Types and Connection Examples

7 | Piping installation
Installer reference guide
41
2MXM68+3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
4P600463-1C – 2020.08
Port Class Reducer
C (Ø12.7mm) 15, 20, 25, 35, (42)
(a)
2+4
42, 50, 60 —
D + E (Ø15.9mm) 15, 20, 25, 35, (42)
(a)
5+6
42, 50, 60 1+3
71 —
(a)
Only in case of connection with FTXM42R.
1 2 3 4 5 6
Reducer type Connection
1 Ø15.9mm → Ø12.7mm
2 Ø12.7mm → Ø9.5mm
3 Ø15.9mm → Ø12.7mm
4 Ø12.7mm → Ø9.5mm
5 Ø15.9mm → Ø9.5mm
6 Ø15.9mm → Ø9.5mm
Connection examples:
▪ Connecting a Ø12.7mm pipe to a Ø15.9mm gas pipe connection port
a b d ec
a Outdoor unit connection port
b Reducer no. 1
c Reducer no. 3
d Flare nut for Ø15.9mm
e Inter-unit piping
▪ Connecting a Ø9.5mm pipe to a Ø15.9mm gas pipe connection port
a b d ec
a Outdoor unit connection port
b Reducer no. 6
c Reducer no. 5
d Flare nut for Ø9.5mm
e Inter-unit piping
▪ Connecting a Ø9.5mm pipe to a Ø12.7mm gas pipe connection port
a b d ec
a Outdoor unit connection port
b Reducer no. 2
c Reducer no. 4
d Flare nut for Ø12.7mm