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12.

 

OHMICH LVALUES HEAT-EXCHANGER AND AIR SENSOR  

 

 

Содержание INVERTER 12 HP

Страница 1: ...y Efficiency Class in cooling mode A A A A Energy Efficiency Class in heating mode _ A _ A Fan speed indoor outdoor 3 4 3 4 3 4 3 4 Room air volume in cooling mode max med min m h 490 430 360 490 430...

Страница 2: ...ilters the machine doesn t stop it is reset by pressing the micro button for a few seconds 3 REMOTE CONTROL T1 ON OFF standby T2 Economy key T3 Night key T4 Operating mode selector T5 Fan speed select...

Страница 3: ...minute When time ends the compressor continues to work in according to procedure described below frequency is recalculated every 3 minutes T room T set 3 C MAXIMUM frequency T set 3 C T room T set 1 C...

Страница 4: ...Hz and then work at least for 28 sec after which the outdoor fan is turned off After another 2 sec also 4 ways valve is disabled so the compressor increases the frequency to the limit of 60 Hz The def...

Страница 5: ...um speed and the T set is automatically increased by 1 C after 1 hour and by a further 1 C after 2 hours In heating mode when the night mode is enabled the internal fan is forced to minimum speed exte...

Страница 6: ...2 minutes after that the limit was overtaken In case of air conditioner is turned on with T discharge on the limit compressor starts to work The frequency is limited to the first compressor frequency...

Страница 7: ...n T camb amounted to 3 C it is not possible to separate two operations Figure 1 refers to a machine configured for installation near the floor in which air flows upwards The same configuration may als...

Страница 8: ...in real time DIAGNOSTIC ALARMS CONTROL MODULE blinking on display Tripping threshold LED D green LED C yellow LED B green LED A red T room sensor fault open short circuit 0 1 T int heat exchanger sen...

Страница 9: ...side the machine Excessive dirt accumulated on the indoor heat exchanger Malfunction IDU fan Low external air temperature 8 4 Internal heat exchanger temperature too high HTI The HTI alarm occurs when...

Страница 10: ...10 SCHEMATIC...

Страница 11: ...9 1 Control board side...

Страница 12: ...9 2 IPM board side...

Страница 13: ...11 OHMICH VALUES COMPRESSOR DISCHARGE SENSOR...

Страница 14: ...12 OHMICH LVALUES HEAT EXCHANGER AND AIR SENSOR...

Страница 15: ...13 ACCESSORIES Currently there aren t accessories except those supplied with the machine...

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