Infinity REU-2425W
- 21 -
Issue 2 - 5/07/04 ©Rinnai
14. Operation Flow Principle
Insert power plug in socket
Fuse/elec.
leak safety device
normal?
Remote control
signal normal?
ON/OFF Switch ON
Set Temp displayed
Hot water tap open
Initial check
normal?
Fan rpm check
Sparker ON
Main gas sld SV1 Open
Change-over sld SV2 Open
Modulating valve Open
Combustion fan
rotation abnormal
False flame sensed
Solenoid valve circuit faulty
Thermistor faulty
Thermal fuse melted
Overheat switch faulty
Modulating valve Closed
Change-over sld SV2 Closed
Main gas sld SV1 Closed
Sparker OFF
Pre-purge (2 sec)
Water flow ON
2.7 L/min or
more
Combustion fan operates
Pre-purge
14 Flashing
32 Flashing
71 Flashing
72 Flashing
61 Flashing
61 Flashing
Modulating valve
Closed
Change-over sld SV3
Closed
Change-over sld SV2
Closed
Main gas sld SV1
Closed
Eliminate cause
Pull out power plug
Remote control indicators OFF
ON/OFF Switch OFF
Error display OFF
Water flow sensor stopped
Combustion fan OFF
Hot water tap closed
a
3
4
Yes
Yes
No
Yes
Yes
Yes
No
No
No
Not OK
1
2
9
10
11
12
( after 4 seconds )
Sparker
OFF
4
5
6
7
( 12.5 seconds after a )
( after 5 seconds )
A
Mod. sld valve answer abnormal
Fan initial power flow abnormal
90 Flashing
52 Flashing
4
8
B
C
D
Only applicable when
remote control is connected
Summary of Contents for REU-2018W
Page 8: ...Infinity REU 2425W 5 Issue 2 5 07 04 Rinnai 3 Dimensions Note All dimensions are in mm ...
Page 14: ...Infinity REU 2425W 11 Issue 2 5 07 04 Rinnai 7 Cut away Diagram ...
Page 15: ...Infinity REU 2425W 12 Issue 2 5 07 04 Rinnai 8 Schematic Diagram ...
Page 33: ...Infinity REU 2425W 30 Issue 2 5 07 04 Rinnai 20 Wiring Diagram ...
Page 54: ...Infinity REU 2425W 51 Issue 2 5 07 04 Rinnai 26 Exploded Diagram ...
Page 55: ...Infinity REU 2425W 52 Issue 2 5 07 04 Rinnai ...
Page 56: ...Infinity REU 2425W 53 Issue 2 5 07 04 Rinnai ...
Page 57: ...Infinity REU 2425W 54 Issue 2 5 07 04 Rinnai ...
Page 60: ...Infinity REU 2425W Issue 1 5 07 04 Rinnai Notes ...