Technical Data - Rinnai RHFE-263FA Owner's Operation And Installation Manual

WEIGHT DIMENSIONS
Width: 16 3/4"
37.5 Lbs. Height: 26 5/8"
Depth: 9 13/16"
Burner Orifices:
RHFE-263FA-P use: Orifice part #AU129-210 02-0.90(0.035")
RHFE-263FA-N use: Orifice part #AU129-210 02-1.30(0.051")
GAS
MODEL
TYPE
RHFE-263FA NG
RHFE-263FA LPG
GAS SUPPLY PRESSURE
NATURAL
MINIMUM 3.5"W.C.
MAXIMUM 10.5"W.C.
The minimum inlet gas supply pressures are for the purpose of input adjustment.
Heaters may be converted from one gas to another using Rinnai conversion kits.

TECHNICAL DATA

LOW
HIGH 11,000 11,000
GAS CONVERSION SPECIFICATIONS
DIAMETER OF PRIMARY
ORIFICE(mm) DAMPER
308F-209-13
1.30
308F-209-7
0.90
PROPANE
8.0"W.C.
13.0"W.C.
GAS RATE (BTU/h)
INPUT
NG LP
5,500 5,700 LOW
HIGH
MANIFOLD DIFFERENTIAL
SECONDARY
PRESSURE (W.C.)
DAMPER
308F-218-1
( 3.0 10)
308F-218-3
( 2.5 10)
– 52 –
OUTPUT
NG LP
4,450 4,600
8,800 8,800
HI LO
2.3"W.C. 0.6"W.C.
3.7"W.C. 1.1"W.C.