Troubleshooting Guide
Service Manual
97
8) Troubleshooting CH24, CH25
TRANS1
50Hz, DC12V
24
25
Press S/W Open
Input voltage
• Low / High press
S/W open.
• Abnormal Input voltage
(140Vac
, 300Vac
)
• Check the connection of “CN_Press”.
• Check the components.
Check the power source.
• Check the components.
Display
code
Title
Cause of error
Check point & Normal condition
Check Point
• CH 24
1. Check the connection of "CN_PRESS"
2. Check the component of press switch.
3. Check the install condition for over load.
4. Check the SVC V/V open.
5. Check the leakage of refrigerant.
• CH 25
1. Check the power source.
2. Check the components
❈
Trans1
- Primary resistance : 2.27k
Ω
±10%
- Secondary resistance : 9
Ω
±10%
Содержание ABNH366GLAC
Страница 64: ...64 Universal System Air Conditioner II Outdoor Units Introduction 65 AUUW C R410A 67 ...
Страница 72: ...72 Universal System Air Conditioner Inverter SINGLE A AUUW368C AUUW368C1 3 Wiring Diagrams ...
Страница 73: ...Service Manual 73 Inverter SINGLE A AUUW42 48 608C ...
Страница 107: ...Electronic Control Device Service Manual 107 Main P C B ASM A 6871A10209 B 58 Ceiling Cacsette Type ...
Страница 108: ...Electronic Control Device 108 Universal System Air Conditioner BG BR Series Ceiling Duct Type ...
Страница 109: ...Electronic Control Device Service Manual 109 VK VL Series Ceiling Suspended ASM 6871A10025 ASM 6871A10186 ...
Страница 110: ...Electronic Control Device 110 Universal System Air Conditioner Outdoor Unit 1 Component side ...
Страница 111: ...Electronic Control Device Service Manual 111 2 Solder side ...
Страница 113: ...Schematic Diagram Service Manual 113 Ceiling Cassette Type ...
Страница 114: ...Schematic Diagram 114 Universal System Air Conditioner Ceiling Duct Type ...
Страница 115: ...Schematic Diagram Service Manual 115 Ceiling Suspended ...
Страница 116: ...Schematic Diagram 116 Universal System Air Conditioner G G N L N L C 3 C 2 C 4 C 1 Outdoor Unit ...
Страница 154: ...P No MFL30301501 Printed in Korea ...