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E3, Indoor unit.
Indoor Standby LED, flashing 3 times.
(Refrigeration System Blocked or Gas Leakage)
# Check the Low Pressure Sensor connector plug located on the outdoor PCB & the two spade terminals
located on the Low Pressure Sensor for correct termination & continuity.
# Check the Low Pressure Sensor located next to the compressor.
Note: This sensor is "normally closed".
# Check the refrigerant charge by removing the two Spade Terminals connected to the low pressure
sensor & fitting them together to complete the circuit.
# Check for restrictions within the capillary tube/refrigeration system.
Connector plug for low pressure sensor.
Resistance check of low pressure sensor.
Page 28 KSSSI113
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