Exv Box - McQuay MDS Series Service Manual

1
1.7 EXV Box (MEX)
For MDS system, every indoor has an individual EXV box which will control and regulate the refrigerant flow.
Different indoor unit has different pipe size, therefore different EXV box model. Indoor models offered, together
with their pipe diameter and respective EXV box model are shown in the table below:
Indoor Model
MWMD 009G
MWMD 010G
MWMD 015G
MWMD 020G
MWMD 025G
MCKD 010C
MCKD 015C
MCKD 020C
MCKD 020A
MCKD 025A
MCKD 030A
MCKD 040A
MCKD 050A
MCCD 010C
MCCD 015C
MCCD 020C
MCCD 025C
MCCD 028C
MCCD 030C
MCCD 038C
MCCD 040C
MCCD 050C
MCCD 060C
MCMD 015E
MCMD 015E
MCMD 015E
MCMD 015E
MCMD 040D
MCMD 050D
MCMD 062D
MDBD 080
MDBD 100
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Liquid Pipe Diameter (Inch)
R-22 R-410A
1/4 1/4
1/4 1/4
1/4 1/4
1/4 1/4
3/8 1/4
1/4 1/4
1/4 1/4
1/4 1/4
1/4 1/4
3/8 1/4
3/8 3/8
3/8 3/8
3/8 3/8
1/4 1/4
1/4 1/4
1/4 1/4
3/8 1/4
- 3/8
3/8 3/8
- 3/8
3/8 3/8
3/8 3/8
1/2 3/8
- 1/4
1/4 1/4
3/8 1/4
3/8 3/8
3/8 3/8
3/8 3/8
1/2 3/8
1/2 1/2
1/2 1/2
MEX Model
R-22 R-410A
MEX-15-2SAP-D
MEX-15-2SAP-D
MEX-15-2SAP-D
MEX-18-2SAP-D
MEX-18-3SAP-D MEX-22-2SAP-D
MEX-15-2SAP-C
MEX-15-2SAP-C
MEX-18-2SAP-C
MEX-18-2SAP-C
MEX-18-3SAP-C MEX-22-2SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-15-2SAP-C
MEX-15-2SAP-C
MEX-18-2SAP-C
MEX-18-3SAP-C MEX-22-2SAP-C
- MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
- MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-4SAP-C MEX-24-3SAP-C
- MEX-15-2SAP-C
MEX-18-2SAP-C
MEX-18-3SAP-C MEX-22-2SAP-C
MEX-18-3SAP-C MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-3SAP-C MEX-22-3SAP-C
MEX-24-4SAP-C MEX-24-3SAP-C
Built-in EXV available
Built-in EXV available
Service Manual SM-MDS_(ii)