Technical data – Rinnai RHFE-431FA User Manual
Page 58
– 56 –
TECHNICAL DATA
Burner Orifices:
RHFE-431FA
-P use: Orifice part #AU129-210
02-0.85(0.033")
RHFE-431FA
-N use: Orifice part #AU129-210
02-1.13(0.044")
GAS CONVERSION SPECIFICATIONS
GAS PRESSURE SETTING PROCEDURE
WEIGHT
DIMENSIONS
GAS RATE (BTU/h)
51 Lbs.
Width: 29 1/2"
Height: 21 13/16"
Depth: 9 13/16"
INPUT
NG
LP
LOW
8,200
8,200
HIGH
16,700 16,700
OUTPUT
NG
LP
LOW
6,640
6,640
HIGH
13,530 13,530
1. Check and ensure SW6 Dip Switches are
correct for the gas type for which the appliance
is to be used. (Refre to diagram below.)
2. There are two test points, one on the manifold,
one on the gas control assembly. Connect
pressure gauge to both test points. Using an
electronic manometer, connect the
side to
the manifold test point. (Refer to data plate for
pressure.)
GAS SUPPLY PRESSURE
3. Press the ON/OFF button to operate the
appliance.
4. With appliance operating, press SW5 once.
5. Press SW4 to operate appliance on forced low.
Adjust the setting to the correct pressure using
the ">" and "<" buttons on the control panel.
6. Press SW4 again to lock in the selected
setting.
7. Press SW3 to operate appliance on forced
high.
Adjust the setting to the correct pressure using
the ">" and "<" buttons on the control panel.
8. Press SW3 again to lock in the selected
setting.
9. Press SW5 once to return heater to normal
operation.
10. Press the ON/OFF button to turn the appliance
off.
11. Remove the gauge from the test points and
replace the test point screws.
12. Test for gas escapes.
RHFE-431FA-
-N
RHFE-431FA-
-P
MODEL
GAS
TYPE
DIAMETER
OF
ORIFICE(mm)
PRIMARY
DAMPER
556F-209-15
556F-209-7
LPG
NG
0.85
1.13
SECONDARY
DAMPER
MANIFOLD DIFFERENTAL
PRESSURE (W.C.)
ON
OFF
ON
OFF
HI
LO
2.8"W.C.
2.4"W.C.
0.8"W.C.
0.7"W.C.
DIP SWITCH
POSITTION
431FA
SW6 DIP SWITCH
NG
LPG
MINIMUM
MAXIMUM
NATURAL
3.5"W.C.
10.5"W.C.
PROPANE
8"W.C.
13"W.C.
556F-208-5
(
2.5
15)
556F-208-7
(33
47hole)
OFF
ON
ON
1
2
3
4
OFF
ON
ON
ON
1
2
3
4
ON