Does not operate at all (Operation Lamp and Timer Lamp do not light up)
[Check Point]
(1) Is the input power voltage from the exclusive circuit AC outlet normal?
(2) Is the AC plug inserted to the AC outlet securely and not loose?
(3) Check if each connector is inserted securely.
[Checking Flow Chart]
INDOOR UNIT CONTROLLER PART
Is AC input voltage from AC outlet normal ?
Is AC voltage between VA 1 normal?
Is DC voltage between terminal of C6 normal?
Is DC voltage between terminals of C39 and C19
Is DC voltage between terminal C17 normal?
YES
(AC230V)
YES
(AC230V)
YES
(DC325V)
Is DC voltage between terminals of C42
YES
(C39:DC20V)
(C19:DC13.5
1V)
YES
(DC5V)
(IC8, T1 or IC15, IC19 defective)
IC20 defective
YES
(DC15V)
Is DC voltage between terminals C50 normal?
YES (Pulse wave of DC5Vp-p)
IC26 Q10 defective
(F1, VA1 defective)
Input power supply failure
Controller PCB defective
NO
NO
NO
NO
NO
NO
NO
Switching power circuit
Switching power circuit
Switching power circuit
(L1,D6 defective)
07-01
(IC2 defective)
Switching power circuit
Содержание B24LDC
Страница 4: ...1 SPECIFICATIONS R410A WALL MOUNTED type INVERTER ...
Страница 7: ...2 DIMENSIONS R410A WALL MOUNTED type INVERTER ...
Страница 9: ...3 REFRIGERANT SYSTEM DIAGRAM R410A WALL MOUNTED type INVERTER ...
Страница 11: ...4 CIRCUIT DIAGRAM R410A WALL MOUNTED type INVERTER ...
Страница 13: ...5 DESCRIPTION OF EACH CONTROL OPERATION R410A WALL MOUNTED type INVERTER ...
Страница 34: ...6 REFRIGERANT CAUTION R410A R410A WALL MOUNTED type INVERTER ...
Страница 64: ...9 REPLACEMENT PARTS R410A WALL MOUNTED type INVERTER ...
Страница 65: ...REPLACEMENT PARTS Models AS B24LDC INDOOR UNIT 09 01 ...
Страница 66: ......
Страница 67: ......
Страница 68: ...REPLACEMENT PARTS 09 04 Models AS B24LDC ...
Страница 69: ...REPLACEMENT PARTS 09 05 Model AO S24LDC ...
Страница 70: ......
Страница 88: ...10 INSTALLATION MANUAL R410A WALL MOUNTED type INVERTER ...
Страница 91: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan GS20032006 FEB 2006 Printed in Japan ...