Rinnai Water Heater Service Manual
5
100000098 Rev B
Specifications
[1] Minimum activation flow is approximately 0.6 gallons/minute (2.3 liters/min)
[2] Max temperature is 160 ºF (71 ºC) with the MCC-91 controller for commercial and hydronic applications only.
[3] Max temperature is 185 ºF (85 ºC) with the MCC-91 controller for commercial and hydronic applications only.
Trade Name
Model
Max. BTU
Min. BTU
Max Flow
[1]
gal/min (liters/min)
Temperature Range
R63LSe
REU-VA2024WD-US
150,000
21,500 (NG)
20,600 (LP)
6.3 (24)
98 - 140 ºF (37-60 ºC) [2]
R63LSe2
REU-VA2024WD(A)-US
150,000
15,000
6.3 (24)
R75LSe
REU-VA2528WD-US
199,000
15,000
7.5 (28)
R75LSe
REU-VA2528WD(A)-US
REU-VA2528WD(A)-UC
180,000
15,000
7.5 (28)
R94LSe
REU-VA2535WD-US
REU-VA2535WD-UC
199,000
15,000
9.4 (35)
R98LSe
REU-VA3237W-US
237,000
19,000
9.8 (37)
R98LSeASME
REU-VA3237W-ASME
237,000
19,000
9.8 (37)
98 - 140 ºF (37-60 ºC) [3]
VA Series (LS Series) - Residential or Commercial - Outdoor
Trade Name
Model
Max. BTU
Min. BTU
Max Flow
[1]
gal/min (liters/min)
Temperature Range
R50LSi
REU-VA2019FFUD-US
150,000
15,000
5.0 (19)
98 - 140 ºF (37-60 ºC) [2]
R75LSi
REU-VA2528FFUD-US
199,000
15,000
7.5 (28)
R75LSi
REU-VA2528FFUD(A)-
US
REU-VA2528FFUD(A)-
UC
180,000
15,000
7.5 (28)
R94LSi
REU-VA2535FFUD-US
REU-VA2535FFUD-UC
199,000 (NG)
190,000 (LPG)
15,000
9.4 (35)
98 - 140 ºF (37-60 ºC) [3]
R98LSi
REU-VA3237FFU-US
237,000
19,000
9.8 (37)
R98LSiASME
REU-VA3237FFU-ASME
237,000
19,000
9.8 (37)
VA Series (LS Series) - Residential or Commercial - Indoor
Trade Name
Model
Max. BTU
Min. BTU
Max Flow
[1]
gal/min (liters/min)
Temperature Range
V53e
REU-VAM1620W-US
120,000
19,000 (NG)
20,200 (LP)
5.3 (20)
98 - 140 ºF (37-60 ºC)
VA Series - Residential - Outdoor
