Troubleshooting
R410A Tropical Split Type Technical Manual
Floor-standing Type
88
11.3 P1 malfunction
LED indicate P1
Under heating mode, T2 is on high
temperature protection
Judge 1: Check whether the evaporator temperature
sensor T2 is break off.
Connect it well.
Yes
No
Judge 2: Whether the evaporator temperature sensor
is malfunction.
Validate: Check whether the resistance of the
temperature sensor is correct according to Annex 1.
Replace the temperature sensor
No
Yes
Judge 3: Check whether the outdoor ambient
temperature is too high (more than 24
℃
)
Stop the unit.
Yes
No
Replace indoor PCB
Summary of Contents for MFA-76CRN1
Page 34: ...34...
Page 74: ...74...
Page 91: ......
Page 100: ...96...
Page 104: ...Exploded View R410A Tropical Split Type Technical Manual 104 8 Exploded View 8 1 MOV 76CN1 C...
Page 106: ...Exploded View R410A Tropical Split Type Technical Manual 106 8 2 MOV 76HN1 C...
Page 108: ...Exploded View R410A Tropical Split Type Technical Manual 108 8 3 MOV 96CN1 C...
Page 110: ...Exploded View R410A Tropical Split Type Technical Manual 110 8 4 MOV 96HN1 C...
Page 112: ...Exploded View R410A Tropical Split Type Technical Manual 112 8 5 MOV 120CN1 C...
Page 114: ...Exploded View R410A Tropical Split Type Technical Manual 114 8 6 MOV 120HN1 C...