Rinnai E75CP Boiler User Manual


 
Installation & Servicing Instructions Rinnai E-Series
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12.1 Testing for gas leaks
Prior to start-up of the boiler you must check the external tightness of the gas supply
valve and conrm this in the start-up report.
- Cover endangered positions before leak testing.
- Do not spray the leak testing agent onto cables, plugs, electrical connec-
tion lines or electronic circuit boards. Do not allow it to drip onto them
either.
Leaks may be caused to pipes and screw connections during commissioning
and maintenance activities.
- Carry out a proper leak test.
- Only use approved leak detection agents for leak detection.
- Disconnect the heating system from the power supply.
- Check the exterior tightness of new conduit sections up to and including the direct
sealing point on the gas burner tting. The maximum test pressure allowed on
the input of the gas burner tting is 14 inch W.C. (35mbar).
12.2 Testing the Ignition Safety shut off device
- Switch off system using the Central Heating button and the DHW button
- Disconnect the plug and socket connection of the ionization cable.
- Switch on the sytem using the Central Heating button and the DHW button.
- Press the MODE-button for 5 seconds.
- The display will show COdE followed by an arbitrary number;
- Select by means of the
or the button the code C123;
- Press the Store-button to conrm the code (code blinks 1 x);
- Press the MODE-button until SERV is shown;
- Press the STEP-button once until 1 is shown;
alternately 1 and OFF will be shown.
- Press the
button once;
Check if the boiler does one start-up attempt and four restart attampts.
After the last start-up attempt, the boiler will lock out. The gas valve is shut off.
The E02 code is blinking in the display.
- Connect the plug and socket connection of the ionisation cable.
- Press the reset button.
- Check if the boiler starts-up.
Do not touch the inside of the igntion cable while it is disconnected during
start up of the boiler.
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DANGER
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WARNING
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WARNING