Optima Company 600 - 1700 manual Tripped motor cut-out fan Optima1000/1300

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What to do if a fault occurs

Tripped motor cut-out fan (Optima1000/1300)

Possible cause 1: Intermittent fault or overloading of the fan motor.

Action:

1.

Select Acknowledge.

 

2.

Wait for the heat pump to start.

 

3.

If the fault returns, contact your dealer.

Possible cause 2: Current level (A) on the motor cut-out is set too

 

low.

Action:

1. Contact your dealer.

Possible cause 3: Contactor or cut-out faulty, or loose electrical con-

 

nections to the fan motor.

Action:

1.

Contact your dealer.

Possible cause 4: Faulty fan motor.

Action:

1.

Contact your dealer.

Warning windows

High temperature difference heat transfer fluid

This warning window is displayed when the temperature difference between sensors T8 and T9 becomes too high.

Possible cause 1: Not enough flow over the heat pump.

Action:

1.

Check that the heat carrier pump has not jammed.

 

2.

Check that all the valves are open. In heating systems

 

 

with thermostat valves these should be fully open and

in underfloor heating systems at least half of the coils should be fully open.

Possible cause 2: Particle filter is clogged.

Action:

1. Clean the particle filter.

The heat pump is now working at its highest permitted temperature

There is a sensor T9 in the heat pump, which for reasons of safety, stops the compressor if the temperature of the return water from the heating system becomes too high. The limit lies at approximately 59ºC.

Possible cause 1: The heat setting is set so high that the heating

 

system’s return temperature is too high.

Action:

1. Reduce the heat curve setting.

Possible cause 2: The hot water temperature is set too high.

Action:1. The warning is given in hot water mode.

Contact the installer to adjust the hot water tempera- ture.

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Contents IVT Optima Page Page Innehåll Important information For the userHow a heat pump works Technology in and around the heat pumpHeat pump collects heat from the outdoor air How a heat pump works IVT Optima Component parts of the heat pumpComponent parts of the heat pump Automatic defrosting Control unit RegoAdditional heat gives more output Hot water is given priority over heating waterHeat pump with electric cassette Control unit’s operating modesHeat pump with electric boiler 290 A/W OptimaControl with an outdoor sensor and a room sensor Control with an outdoor sensorControl panel Status lamp290 A/W Control cabinet How to use the control panel Power switch ON/OFFSymbol overview Menu dialMenu levels MenuMenu overview Setting the heating, room sensor installed Setting the heating, room sensor not installedSet the heating Extra hot waterFlow sensor T1 TemperaturesOutdoor sensor T2 Hot water sensor T3Overview Advanced menuOutdoor temperature Flow temperatureAdjusting a single value Heat curveSet the heat curve Time limited settings Set the desired room temperatureHysteresis Time controlHeating season Heating, maximum operating time at hot water requirementHoliday Recurring increase in the hot water temperature Hot water settingsExtra hot water Hot water peakSetting the clock TimersAccess level Alarm logReturn to factory settings Deactivate alarm buzzerUnscrew the protective covers MaintenanceRemove dirt and leaves Protective coversParticle filter EvaporatorSnow and ice Example of an alarm What to do if a fault occursDimmed menu display Emergency operationList of all alarms All alarms and warning windowsTripped low pressure switch List of all warning windowsSensor failure / short circuit Tripped high pressure switchFaulty function in 4-way valve T6 High hot gas temperatureT8 High flow temperature Possible cause 3 Faulty heat carrier pump Low temperature in condenserPossible cause 4 Compressor error Tripped motor cut-out compressorPossible cause 4 Faulty fan motor High temperature difference heat transfer fluidPossible cause 2 The hot water temperature is set too high Tripped motor cut-out fan Optima1000/1300Action Open the valves Technical information Factory settingsSound levels Technical informationSensor table Temperature ºC

600 - 1700 specifications

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