Toshiba MMY-MUP0801HT7JP, Service Manual

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2-4. Winding resistance of outdoor unit main parts
No. Part name
1 Compressor Measure and compare each winding resistance by digital tester.
(Model : LA771A3TB-20M)
Position Resistance value
Red – White
White – Black
Black – Red
2 Measure and compare each winding resistance by digital tester. Compressor
(Model : LA120
1
K4FB-10UC)
Position Resistance value
Red – White
White – Black
Black – Red
3
Fan motor
Measure and compare each winding resistance by digital tester.
(Model : ICF-620A1000-1)
Position Resistance value
Red – White
White – Black
Black – Red
4 Measure each winding resistance by digital tester.
PMV (Pulse Motor Val
ve
) coil
(Model : HAM-MD12TF*)
(Model : UKV-A376)
Position Resistance value
White - Red (COM)
Yellow - Red (COM)
Orange - Red (COM)
Blue - Red (COM)
at 20°C
5
PMV (Pulse Motor Valve) coil
Measure each winding resistance by digital tester.
(Model : PAM-MD12TF*)
Position Resistance value
White - Red (COM)
Yellow - Red (COM)
Orange - Red (COM)
Blue - Red (COM)
at 20°C
6
4-way valve coil
Measure each winding resistance by digital tester.
(Model : SQ-A2522G*)
at 20°C
7
2-way valve coil
Measure each winding resistance by digital tester.
(Model : FQ-A0522G*)
at 20°C
8
2-way valve coil
Measure each winding resistance by digital tester.
(Model :TEV-SMOAJ2170B)
at 20°C
2085 Ω ±10%
Resistance value
2163 Ω ±7%
(all same resistance is ok.) at 20°C
46 Ω ±4
100 Ω ±10
Resistance value
2085 Ω ±10%
Resistance value
10.38Ω ±1.04
Checking procedure
0.242 Ω ±0.1
(all same resistance is ok.) at 20°C
0.204 Ω ±0.1
(all same resistance is ok.) at 20°C
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