Rinnai Tankless Clearances – RU/RUR/CU
Rinnai Tankless Clearances - RU/RUR/CU: reference table for the tankless water heater (SENSEI series): a quick-reference table with notes.
Rinnai Tankless Clearances - RU/RUR/CU table
| Location | Clearance to combustibles and non-combustibles |
|---|---|
| Top | 2 in. (51 mm); 0 in. from vent components |
| Bottom / ground | 12 in. (305 mm) |
| Front | 0 in.; 24 in. (610 mm) in front for servicing |
| Back | 0 in. |
| Sides (left and right) | 2 in. (51 mm); add 0.25 in. (6.35 mm) for recess box |
| Vent (indoor models) | 0 in. |
| Front exhaust (outdoor models) | 24 in. (610 mm) |
How to use the Rinnai Tankless Clearances - RU/RUR/CU table
Find your exact model in the first column and read across the row. Values in the Rinnai Tankless Clearances - RU/RUR/CU table are a summary for quick reference; the rating plate on the unit and the manufacturer's manual for your model always decide. If your model is not listed, or a value looks different from what you see on the unit, check the manual before changing anything.
Applies to: RU199i/e, RU180i/e, RU160i/e, RU130i/e, RUR199i/e, RUR160i/e, CU199i/e, CU160i/e (REU-N / REU-NP condensing)
Rinnai models this applies to
CU160eCU160iCU199eCU199iRU130eRU130iRU160eRU160iRU180eRU180iRU199eRU199iRUR160eRUR160iRUR199eRUR199i
Rinnai Tankless Water Heater error codes →
Source: Rinnai Tankless Water Heater (Residential) Installation and Operation Manual (100000467) Table 6 p.22; Rinnai Tankless Water Heater (With Pump) Installation and Operation Manual (100000508) Table 6 p.22; Rinnai Tankless Water Heater (Commercial) Installation and Operation Manual (100000504) Table 6 p.22. Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.