Sanyo SHP-C90GDN, Technical Manual

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09. If errors occur
General information
The Sanyo CO2 Eco is constructed for high comfort, good reliability and long
life length. Below you find hints how to solve different problems if they occur.
If something goes wrong, contact your installer that was responsible for the
installation. He will contact the dealer if he judges it to be a material or
factory error. Use the serial number for this product in every contact with the
dealer or manufacturer.
Sanitary hot water
- check if the outgoing sanitary hot water temperature from the tank unit is ok or not
(before the thermostatic temperature limiter).
- check the thermostatic temperature limiter for the sanitary hot water mounted on the
tank unit.
- check the thermostatic temperature valve in the shower.
- check the tank temperature in the contro
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Radiator system
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om sensor is an important component in the system to get correct
temperature in the hou
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rk in a correct way, it is important that the
radiator thermostatic valves are open in the room where the room sensor is
placed.
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ust the system with all thermostatic valves on the radiators full
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s the temperature in the different rooms can be ad
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with the thermostatic valves.
If the room temperature is too low, please check:
- that the radiator thermostatic valves are full open, and that the radiator
surface temperatures are even. It is important that the radiator system
works correctly for an optimal operation.
Take the air out of the radiator system.
- that no errors are shown in the display.
- that enough power has been installed. Increase if necessary.
- that high enough temperature at
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curve inclination
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is chosen.
- that high enough temperature at
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curve adjus
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is chosen.
- that the function
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night tem
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is correct programmed.
- that the mixing valve isn
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t pushed in manual position.
If the room temperature is uneven, please check:
- that the room sensor is representative placed.
- that radiator thermostatic valves don
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t disturb the room sensor.
- that no other heat sources disturb the room sensor.
- that the mixing valve isn
¶
t pushed in manual position.
Reset an error
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still remains yo
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Cut off thermostat
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side the tank is overheated, a security function shut off the electric
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reason may be e.g. lack of tank water (leak), sensor failure, or other
reason making the temperature to high.
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he system has to be reset manually after
such failure: shut off all voltage to the tank unit with the main switch, and put it on
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ppears repeated times, search for the reason of the failure.
Current sensor system
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cludes a current sensor system
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rol system
supervises the main fuses if the current sensors are correctly moun
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over current occurs, one or more electrical power step(s) on the boiler will