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WARNING
Do not use a soldering iron with
transformer: Otherwise, thermal fuse
inside transformer will be blown.
Caution
•
Voltage of about 350 V is charged between the terminal of smoothing capacitors (400
µ
F x 2).
•
During continuity check for each circuit part of the outdoor unit, be sure to discharge the smoothing
capacitors.
Discharge Procedure
1. Turn off the power of the indoor unit or pull out the power supply plug.
2. After power is turned off, wait for 10 minutes or more. Then, remove electrical parts cover
and apply soldering iron of 30 to 75 W for 15 seconds or more to TAB3(GRAY) and
TAB4(RED) terminals on the main P.W.B. as shown in the figure below, in order to discharge
voltage in smoothing capacitor.
DISCHARGE, PROCEDURE AND POWER SHUT OFF METHOD FOR POWER CIRCUIT
LEAD WIRE
SOLDERING IRON (30 TO 75W)
Содержание Summit RAC-18YH5
Страница 6: ...SPECIFICATIONS 0 4 ...
Страница 17: ... 01 2 34 5 6 2 7 6 7 8 3 9 15 ...
Страница 18: ... φ 0 φ φ 0 1 1 1 2 33 16 ...
Страница 20: ... 0 0 1 203 1 202 4 5 5 6 6 728 5 9 7 8 2 7 4 18 ...
Страница 21: ... 19 ...
Страница 23: ...RAS 18YH5 MODEL Control P W B Indicating P W B Display Auto Sweep Motor Light Receiving Unit IRR 21 ...
Страница 24: ...RAC 18YH5 MODEL A X 8 T 1 1 SELF CHECK SELF MODE SERVICE SW RED RED RED 23 ...
Страница 25: ... 25 0 0 0 1 1 1 1 2 0 1 3 44 5 1 1 6 7 4 887 8972 ...
Страница 26: ... 27 ...
Страница 27: ... 28 Mode data file RAS 18YH5 VALUE LABEL NAME ...
Страница 28: ... 29 0 1 1 2 334 5 22 1 6 0 7 0 7 6 8 1 9 0 1 1 66 66 5 0 7 22 22 1 1 ...
Страница 31: ... 35 0 1 ...
Страница 32: ... 36 ...
Страница 33: ... 0 1 2 3 4 1 2 0 1 2 3 4 1 2 5 6 6 5 6 6 7 4 4 37 ...
Страница 34: ... 2 Receiver Circuit 3 Buzzer Circuit 01 23 4 5 5 6 6 6 78 9 4 9 5 4 9 8 2 38 ...
Страница 36: ...5 Initial Setting Circuit IC401 6 Power Supply 0 1 2 2 3 4 2 5 6 4 7 8 6 9 8 6 40 ...
Страница 37: ... 7 Fan Motor Drive Circuit 0 0 1 2 3 3 0 45 67 8 7 45 3 0 9 0 2 2 1 52 152 2 2 41 ...
Страница 38: ... 0 1 2 3 4 1 2 3 3 3 0 3 5 6 1 7 7 5 8 0 42 ...
Страница 40: ... 0 1 0 2 3 3 2 3 3 2 3 3 2 44 ...
Страница 43: ... 1 8 0 9 1 8 0 9 47 ...
Страница 45: ... 0 49 ...
Страница 48: ... 0 12 3 4 0 12 5 5 4 6 7 3 8 9 3 9 9 9 4 4 4 52 ...
Страница 49: ... 0 1 2 3 4 5 45 5 4 5 45 5 5 4 45 45 5 5 53 ...
Страница 50: ...5 Power Circuit for P W B 54 ...
Страница 54: ... 0 1 2 23 23 4 5 6 7 8 6 6 9 0 6 1 3 1 6 0 1 6 6 0 9 58 ...
Страница 57: ... 0 0 0 1 8 Reversing valve control circuit 2 334 5 4 6 5 7 8 0 3 0 8 0 8 0 61 ...
Страница 67: ... 71 0 0 1 2 31 0 4 5 0 6 1 6 6 0 1 5 0 1 6 0 0 6 0 ...
Страница 68: ... 72 0 1 2 THE SUPPORT FUNCTION OF FAILURE DIAGNOSIS ...
Страница 69: ... 73 0 1 2 3 4 5 6 3 3 7 8 6 9 3 8 6 9 3 6 8 698 6 6 60 9 6 8 ...
Страница 70: ... 74 ...
Страница 77: ... 81 ...
Страница 80: ... 84 0 1 0 1 2 0 3 4 1 3 0 3 1 5 5 5 5 5 5 5 5 ...
Страница 82: ... 86 0 1 0 2 3 2 3 4 4 4 4 4 ...
Страница 83: ... 87 ...
Страница 84: ... 88 0 10 2 3 3 4 1 2 2 5 2 6 7 7 7 7 7 7 7 3 3 3 3 3 3 3 ...
Страница 85: ... 89 0 12 3 3 3 ...
Страница 86: ... 90 0 12 1 3 4 5 4 5 4 5 4 65 65 7 6 8 9 2 8 5 ...
Страница 88: ... 92 IPM Intelligent Power Module DIAGNOSIS ...
Страница 91: ... 95 4 Tangential air flow fan and fan motor 1 Electrical parts 0 1 211 3 0124 5 6 78 ...
Страница 92: ... 96 ...
Страница 93: ... 97 ...
Страница 94: ... 98 ...
Страница 95: ... 99 ...
Страница 96: ...Printed in Japan TSK AW NO 0010E RAS 18YH5 RAC 18YH5 F ...