Toshiba RAV-SP560AT-E Service Manual page 131

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Toshiban lämmitys- ja jäähdytyslaitteiden jälleenmyyjä pääkaupunkiseudulla on Jäähdytinpalvelu RefGroup Oy
[P22 error]/[1A error]
Are connections of CN301 and
CN300 of P.C. board correct?
Does the fan rotate without trouble
when handling the fan with hands under condition
of removing CN301 and CN300 from P.C. board?
The status that the resistance values
between leads below are 50 to 80
for 40 motor (ICF-140-40) and 25 to 55
for 60 motor (ICF-140-60-1) is normal.
Between
(Red lead) and
1
Between
(White lead) and
2
Between
(Black lead) and
3
of motor winding of connector (CN301)
The status that there is
5k to 20kW resistance values between
(Yellow lead) and
1
of motor position detection of
connector (CN300) is normal.
Normal fan motor
(Control or CDB P.C. board)
(Control P.C. board or CDB P.C. board)
NOTE :
However, GND circuit error inside of the motor is rarely detected even if the above check is carried out.
When the circuit does not become normal even if P.C. board has been replaced, replace outdoor fan motor.
Objective P.C. board
Fan motor winding
Motor position detection
Fan motor winding
Motor position detection
YES
NO
YES
NO
(White lead)
2
(Black lead)
3
(Red lead)
1
YES
NO
(Pink lead)
4
YES
Single phase
RAV-SM560AT-E
RAV-SP560AT-E, SP800AT-E
Control P.C. board
CN300
CN301
——
——
www.ilmalämpöpumput.com
CN301,
CN300 : Motor coil winding
CN301 : Motor position detection
CN301, CN303 : Motor coil winding
CN300, CN302 : Motor position detection
SP560, SP800, SP1100, SP1400AT-E
Defective fan motor
Single phase
RAV-SM800AT-E
CDB P.C. board
CN301
CN300
——
——
– 131 –
All Models
CN303
CN300
Single phase
RAV-SM1100AT-E, SM1400AT-E
RAV-SP1100AT-E, SP1400AT-E
CDB P.C. board
CN301
CN300
CN303
CN302

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