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Control Specification
Si12-411A
106
Function and Control
Checking the
current setting
data on the
microcomputer
memory
Those data can be checked by looking at the service monitor LED indicators, when the wiring
error checking is over, during forced operation, at the stop of the system.
The LED indicators stop flashing when the forced operation is over.
LED1…Room A wiring, LED2…Room B wiring
1st flashing LED…Port A piping, 2nd flashing LED…Port B piping
The first stay-on LED means the room that is connected with Port A. The next stay-on LED
means the one connected with Port B.
Example
Let's suppose the LED indicators are flashing as follows.
The above means that Port A is connected with Port B and Port B with Room A (or self-
corrected this way.)
L
E
D
A 1 2 3 4
Green Red
Green Red
Green Red
L
E
D
A 1 2 3 4
L
E
D
A 1 2 3 4
A
B
Wiring
Piping
Wiring
Piping
A
B
Summary of Contents for FTKE25BVM
Page 1: ...C Series Applied Models zInverter Multi Cooling Only zInverter Multi Heat Pump Si12 411A...
Page 6: ...Si12 411A Table of Contents v Index i Drawings Flow Charts v...
Page 7: ...Si12 411A vi Table of Contents...
Page 67: ...Specifications Si12 411A 56 Specifications...
Page 173: ...Instruction Si12 411A 162 System Configuration...
Page 227: ...Check Si12 411A 216 Service Diagnosis...
Page 295: ...Si12 411A iv Index...
Page 298: ...Si12 411A Printed in Singapore 03 2005 AK COS...