SiENBE12-713
Troubleshooting
Service Diagnosis
275
5.28 Anti-icing Function in Other Rooms / Unspecified
Voltage (between Indoor and Outdoor Units)
Remote Control
Display
UA, UH
Outdoor Unit LED
Display
A
5
1
1
2
1
3
1
4
1
Method of
Malfunction
Detection
A wrong connection is detected by checking the combination of indoor and outdoor units on the
microcomputer.
Malfunction
Decision
Conditions
"
Operation halt due to the anti-icing function in other rooms
"
Operation halt due to unspecified internal and/or external voltages
"
Operation halt due to mismatching of indoor and outdoor units
Supposed
Causes
"
Operation halt due to the anti-icing function in other rooms
"
Wrong connections at the indoor unit
"
PCB wrongly connected
Troubleshooting
Check the model name.
The freeze protection
function is activated in
other rooms. Refer to A5.
Correct.
Reconnect.
(R3066)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Error-displaying
air-conditioner running?
NO
YES
Normal?
Supply voltage
as specified?
NO
YES
NO
YES
Check the combination of all the
models being connected.
Содержание FTKS20D3VMW
Страница 11: ...Introduction SiENBE12 713 x...
Страница 47: ...Specifications SiENBE12 713 36 Specifications...
Страница 113: ...Control Specification SiENBE12 713 102 Function and Control...
Страница 122: ...SiENBE12 713 Instruction System Configuration 111 Names of Parts FTK X S 20 25 35 C Indoor Unit...
Страница 235: ...Instruction SiENBE12 713 224 System Configuration...
Страница 297: ...Check SiENBE12 713 286 Service Diagnosis...
Страница 316: ...SiENBE12 713 Outdoor Unit Removal Procedure 305 Step Procedure Points...
Страница 330: ...SiENBE12 713 Others 319 Part 8 Others 1 Others 320 1 1 Test Run from the Remote Control 320 1 2 Jumper Settings 321...