2
6.3.
Terminal Connections
................................................................37
7. Wired and Wireless Remotes ...................................................39
7.1.
22U49 Wireless Remote
............................................................39
7.2.
22U50 Wireless Remote
............................................................39
7.3.
22U52 Wireless Remote
............................................................39
7.4.
M0STAT61Q-1 and M0STAT61Q-2 Wired Remotes
..................39
8. Connection to Centralized Controller, ON/OFF and
Alarm Devices ..........................................................................40
8.1.
Set Indoor Unit Address for Centralized Control
(Used with VRF Only)
................................................................40
8.2.
Centralized Controller
................................................................41
8.3.
ON/OFF Devices
.......................................................................41
8.4.
Alarm Devices
...........................................................................41
8.5.
Connecting Cables
....................................................................41
Outdoor Unit Information ..............................42
9. Single and Multiple Zone Outdoor Units .................................42
9.1.
Model Number Identification
......................................................42
9.2.
MPC Single-Zone Specifications (0.75 - 1.5 Ton)
......................43
9.3.
MPC Single-Zone Specifications (2 - 4 Ton)
..............................44
9.4.
3PC Single-Zone Specifications
................................................45
9.5.
MLB Single-Zone Specifications (0.75 - 2 Ton)
.........................46
9.6.
MLB Single-Zone Specifications (3 - 4 Ton)
..............................47
9.7.
MPC Multi-Zone Specifications (1.5 - 2.5 Ton)
..........................48
9.8.
MPC Multi-Zone Specifications (3 - 4 Ton)
................................49
9.9.
MLB Multi-Zone Specifications (1.5 - 3 Ton)
..............................50
9.10. MLB Multi-Zone Specifications (4 Ton)
......................................51
9.11. Single-Zone Outdoor Unit Dimensions
......................................52
9.12. Multi-Zone Outdoor Unit Dimensions
........................................53
9.13. Outdoor Unit Clearances
...........................................................54
10. Indoor / Outdoor Unit Combinations .......................................56
10.1. MPC Multi-Zone System Combinations
.....................................56
10.2. MLB Multi-Zone System Combinations
.....................................62
11. Refrigeration Pipe Work ...........................................................65
11.1. MPC and 3PC Single-Zone Refrigerant Cycle Diagram
............65
11.2. MPC Two-Zone Refrigerant Cycle Diagram
..............................65
11.3. MPC Three-Zone Refrigerant Cycle Diagram
............................66
11.4. MPC Four-Zone Refrigerant Cycle Diagram
.............................66
11.5. MPC Five-Zone Refrigerant Cycle Diagram
..............................67
11.6. MLB Six-Zone Refrigerant Cycle Diagram
................................67
11.7. Single-Zone Piping Limitations
..................................................68
11.8. Multi-Zone Piping Limitations
....................................................68
12. Master Valves (3 to 5 Zone Outdoor Units) .............................70
13. MPC Multi-Zone Outdoor Unit Connections and
Line Set Usage ..........................................................................71
14. MLB Multi-Zone Outdoor Unit Connections and
Line Set Usage ..........................................................................79
15. Power and Communication Wiring for Systems ...................83
16. Outdoor Unit Condensate Piping ............................................84
17. MPC Condensate Pump Diagrams ..........................................85
18. Installation Requirements ........................................................86
18.1. Torque Requirements
................................................................86
18.2. Pipe Length and Elevation
.........................................................86
19. Electronic Function...................................................................89
19.1. Abbreviations
.............................................................................89
19.2. Electric Control Working Environment.
......................................89
20. Start-Up ......................................................................................89
20.1. Adding Refrigerant - Single-Zone Systems
...............................89
20.2. Adding Refrigerant - Multi-Zone Systems
..................................90
21. Single-Zone Outdoor Unit LED Locations ..............................91
22. Multi-Zone Outdoor Unit LEDs and SW1 Locations ..............92
23. Specifications and Operations
................................................93
24. Pressure on Service Port .........................................................94
24.1. Cooling Charts
...........................................................................94
24.2. Heating Chart
............................................................................94
24.3. Capacity Request Calculations
..................................................95
24.4. Defrost Control
..........................................................................98
24.5. Defrost Theory
...........................................................................98
24.6. Defrost Termination
....................................................................98
24.7. Outdoor Fan Control
..................................................................99
24.8. Four-Way Valve Control
...........................................................100
24.9. Electronic Expansion Valve (EXV) Control
..............................100
