Samsung DVM S ECO BIG Series Service Manual page 82

Troubleshooting
■ Compressor operation stop due to high pressure protection control. (E-407)
Outdoor unit Display
Indoor unit Display
Judgement Method
Cause of problem
4-40
Duct, Cassette (1 / 2Way), Console, Ceiling
Operation
×
Cassette (4Way / Mini 4Way)
Operation
×
Duct, Cassette (1/2 Way), Console, Ceiling
Operation
×
• Value of the high pressure sensor is detected at 40kg/cm² or more..
Cooling Operation
• Outdoor unit fan motor problem (constrained, defective)
• Motor driver defective or wire is cut
• Outdoor heat exchanger is contaminated.
• Service valve locked/Fill refrigerant
Heating Operation
• Outdoor unit fan motor problem (constrained, defective)
• Motor driver defective or wire is cut
• Service valve locked/Excessive refrigerant
E-407
Defrost Timer
◑
×
Defrost Timer
◑
◑
Timer Turbo
◑
×
※ ● ◑
: ON : Flash ×: OFF
Fan Filter / MPI
◑
◑
Filter
◑
24°C 27°C
◑ ◑
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