MDS0904-B14
Part No: M08019460008
Content
1 Safety Precaution……………………………………………………………………………………………………………2
2 Electrical Parameter…………………………………………………………………………………………………………3
3 Installation Instruction………………………………………………………………………………………………………4
4 Outdoor unit Installation………………………………………………………………………………………………………4
5 Installation of the combined outdoor units……………………………………………………………………………6
6 Indoor unit Installation………………………………………………………………………………………………………7
7 Piping Installation……………………………………………………………………………………………………………14
8 Wiring Connection……………………………………………………………………………………………………………18
9 Air leakage test, Vacuum and Refrigerant charge………………………………………………………………………22
10 Testing Running……… ………………………………………………………………………………………………………23
Appendix A: Dimension of Indoor and outdoor units………………………………………………………………………24
Appendix B: R22 Piping Materials/Radial Thickness………………………………………………………………………29
“McQuay” is a registered trademark of McQuay International. All rights reserved throughout the world。
©1994 McQuay International
McQuay reserve the right to make changes in design and construction at anytime without prior notice.
Note: Installation and maintenance are to be performed only by qualified personnel who are
familiar with local codes and regulations, and experienced with this type of equipment
Caution: Sharp edges and coil surfaces are a potential injury hazard. Avoid contact with them
Warning: Moving machinery and electrical power hazards. May cause severe personal injury or
death. Disconnect and lock off power before servicing equipment