Panasonic CS-PE9CKE Service Manual page 29

Panasonic ilmalämpöpumput korjaa ja huoltaa pääkaupunkiseudulla: Jäähdytinpalvelu RefGroup Oy
5.4-way Valve Control
1. The 4-way valve will be turned on as the compressor starts to operate and remains on all the time during the heating
operation.
2. The 4-way valve remains on for less than 3 minutes after heating operation is stopped.
3. The 4-way valve remains off during cooling and soft dry operation.
4. If the operation is shifted from cooling or dry to heating mode, the switching of 4-way valve will be delayed for 3 minutes.
5. Heating Operation Mode
Four minutes after the start of the operation, if the indoor piping temperature detected is lower than 0°C, the operation will
stop.( Restarts in 3 minutes) If this situation happens 4 times within 30 minutes, error code "F11" will be displayed.
6. Cooling Operation Mode
Four minutes after the start of the operation, if the indoor piping temperature detected is higher than 45°C, the operation will
stop ( Restarts in 3minutes). If this situation happens 4 times within 30 minutes, error code "F11" will be displayed.
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE