Rheem RIWH09AVFJ Design & Technical Manual page 5

Part 2. OUTDOOR UNIT................................................................. 81
1. Specifications.......................................................................................... 82
1-1. Model: ROMH45AFXZJ ............................................................................................ 82
2. Dimensions.............................................................................................. 83
2-1. Model: ROMH45AFXZJ ............................................................................................ 83
3. Installation space .................................................................................... 84
3-1. Model: ROMH45AFXZJ ............................................................................................ 84
4. Refrigerant circuit ................................................................................... 87
4-1. Model: ROMH45AFXZJ ............................................................................................ 87
5. Wiring diagram ........................................................................................ 88
5-1. Model: ROMH45AFXZJ ............................................................................................ 88
6. Capacity table.......................................................................................... 89
6-1. Combinations ............................................................................................................ 89
6-2. Cooling capacity........................................................................................................ 93
6-3. Heating capacity ..................................................................................................... 105
7. Capacity compensation rate for pipe length and height difference.. 115
7-1. Model: ROMH45AFXZJ .......................................................................................... 115
8. Additional charge calculation .............................................................. 119
8-1. Model: ROMH45AFXZJ .......................................................................................... 119
9. Airflow .................................................................................................... 120
9-1. Model: ROMH45AFXZJ .......................................................................................... 120
10. Operation noise (sound pressure)....................................................... 121
10-1.Noise level curve.................................................................................................... 121
10-2.Sound level check point ......................................................................................... 121
11. Electrical characteristics ...................................................................... 122
12. Safety devices ....................................................................................... 123
13. Function settings .................................................................................. 124
13-1.Setting methods ..................................................................................................... 124
13-2.Outdoor unit low noise operation function (option) ................................................. 127
14. Check and test....................................................................................... 128
14-1.Check run .............................................................................................................. 128
14-2.Test run.................................................................................................................. 134
14-3.Error code .............................................................................................................. 136
14-4.Pump down............................................................................................................ 139
15. Accessories ........................................................................................... 141
16. Outdoor unit installation precautions ................................................. 142
16-1.Place where prohibited for use............................................................................... 142
16-2.Points to remember when installing ....................................................................... 142
CONTENTS (continued)