77
Corrections
5.1 Fix leakage.
5.2 Replace heating element.
5.3 Replace faulty pressure switch.
5.4 Replace faulty cut-off thermostat.
5.5.1 Replace faulty electrode.
5.5.2 Replace faulty water pump.
5.5.3 Clean clogged pipes.
5.5.4 See item 10.4.8.
5.5.5 See item 10.4.3.
5.5.6 See item 10.4.35.
5.5.7 See item 10.4.30.
5.5.8 See item 10.4.29
6.1 Fix mineral free water supply..
6.2 Fix pressure of mineral free water source.
6.3 Clean clogged inlet.
6.4 Replace stuck valve.
6.5 Replace faulty float.
Possible cause check-up and tests
5.1 piping leaking.
5.2 Faulty heating elements.
5.3 Faulty pressure switch.
5.4 Faulty cut-off thermostat (on model 3870).
5.5 Lower electrode does not sense water.
5.5.1 Faulty electrode.
5.5.2 Faulty water pump.
5.5.3 Water inlet pipe to the jacket is clogged.
5.5.4 Air inlet valve (43) is stuck open.
5.5.5 Vacuum valve (52) is stuck open.
5.5.6 Fast exhaust valve (73) is stuck open.
5.5.7 Slow exhaust valve (74) is stuck open.
5.5.8 Steam valve (93) is stuck open.
6.1 Faulty mineral free water supply.
6.2 Pressure of mineral free water source is low.
6.3 Mineral free water inlet line is clogged.
6.4 Mineral free water inlet valve (21) is stuck.
6.5 Float in mineral free water reservoir is faulty.
10. TROUBLESHOOTING (cont.)
10.2 Preliminary Troubleshooting (cont.)
Symptom
5. “Low heat“ is displayed.
6. “Add water” is displayed.
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