Si12-411A
Troubleshooting
Service Diagnosis
187
Troubleshooting
Check No.7
Refer to P.210
Check No.8
Refer to P.211
Check No.14
Refer to P.214
Replace the outdoor unit
PCB.
Replace the electrolytic
capacitor.
∗
Inverter checker
Part No.: 1225477
Correct the power supply or
replace the SPM.
(Replace the outdoor unit
PCB.)
(R2844)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Input current flowing
above its stop level?
NO
YES
Normal?
NO
YES
Any LED off?
YES
NO
Check with the inverter checker (
∗
).
Turn off the power, and reconnect
the harnesses. Turn on the power
again and get restarted.
Turn off the power and disconnect
the harnesses U, V and W.
Get restarted and measure the
input current.
Check No. 8
Check the discharge pressure.
Check No. 7
Check the installation condition.
Check No. 14
Check the main circuit electrolytic
capacitor.
∗
An input over-current may result from wrong internal wiring. If the wires have been disconnected and
reconnected for part replacement, for example, and the system is interrupted by an input over-current,
take the following procedure.
Содержание 2MKD58BVM
Страница 1: ...C Series Applied Models zInverter Multi Cooling Only zInverter Multi Heat Pump Si12 411A ...
Страница 6: ...Si12 411A Table of Contents v Index i Drawings Flow Charts v ...
Страница 7: ...Si12 411A vi Table of Contents ...
Страница 67: ...Specifications Si12 411A 56 Specifications ...
Страница 81: ...Printed Circuit Board Connector Wiring Diagram Si12 411A 70 Printed Circuit Board Connector Wiring Diagram ...
Страница 131: ...Instruction Si12 411A 120 System Configuration CDK X D 25 35 50 60 C Names of parts Indoor Unit 3 6 8 9 10 7 1 4 5 2 ...
Страница 173: ...Instruction Si12 411A 162 System Configuration ...
Страница 227: ...Check Si12 411A 216 Service Diagnosis ...
Страница 268: ...Si12 411A Others 257 Part 8 Others 1 Others 258 1 1 Test Run from the Remote Controller 258 1 2 Jumper Settings 259 ...
Страница 295: ...Si12 411A iv Index ...
Страница 298: ...Si12 411A Printed in Singapore 03 2005 AK COS ...