Rinnai REU-V1620WB, Service Manual

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REU-V1620WG / REU-V1620WB / REU-V1620WS / REU-V2024WG
- 28 -
Issue 1 - 6/04/09 ©Rinnai
IMPORTANT
For some areas of dismantling you may need to
isolate any or all of the following:
* Isolate gas supply.
* Disconnect electrical supply from wall socket.
* Isolate water supply.
* Drain
all water from appliance.
1) Removal of the Front Panel
a. Remove four (4) screws.
2) Removal of the PCB Unit
a. Remove the front panel. (Refer Item 1.)
b. Remove two (2) PCB unit fixing screws and pull
out forward.
3) Removal of the Water Flow Sensor,
Servo and Bypass Servo
a. Remove the front panel. (Refer Item 1.)
b. Remove two (2) screws and locking plates
located on the water supply pipe and bypass
pipe. Pull bypass pipe and water supply pipe
forward to clear servo valves. Ensure O-rings
are not lost or damaged.
4) Removal of the Bypass Servo
(2630 ONLY)
a. Remove two (2) screws from the water flow
servo body, and pull the bypass servo out
forwards. Ensure O-rings are not lost or
damaged.