Sanyo XHS1271 Technical & Service Manual page 54
Dc inverter split system air conditioner
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Also See for XHS1271:
- Specifications (2 pages) ,
- Instruction manual (16 pages) ,
- Installation instructions manual (36 pages)
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( Continued from the previous page A. )
1. Turn OFF the power and wait until the power lamp (LED)
of the outdoor unit controller is turned OFF.
2. Short-circuit between the terminals 2 and 3 on the outdoor
unit terminal strip.
1. Turn ON the power and operate the system using the
remote controller or the operation button on the indoor unit.
2. Perform the self-diagnosis five seconds after the operation
start.
What is the latest self-diagnosis result ?
1. Turn off the power and wait until the power lamp (LED)
of the outdoor unit controller is turned OFF.
2. Remove the short-circuit between the terminals 2 and 3 on
the outdoor unit terminal strip.
3. Disconnect the cable from the terminal 3 on the indoor unit
terminal strip.
Short-circuit between the terminals 2 and 3 on the indoor unit
terminal board.
1. Turn ON the power and operate the system using the
remote controller or the operation button on the indoor unit.
2. Perform the self-diagnosis five seconds after the operation
start.
What is the latest self-diagnosis result ?
Defect in the indoor unit
P.C. board
A
Defect or connection error
in the inter-unit cable
(Fig. 3)
Condition: E01
(Fig. 4)
(Fig. 5)
Condition: E01
( Continued from the previous page B. )
Is the voltage of about DC22V to
Yes
24V given between the terminals
2 and 3 on the indoor unit terminal strip
(Serial Communication Line) ?
1
2
3
1
2
3
Indoor Unit
Fig. 3
Condition: E12
Defect in the outdoor unit
P.C. board.
Outdoor Unit
1
2
3
4
5
Power
1
2
3
Indoor Unit
Fig. 4
Condition: E12
Defect or connection error
in the inter-unit cable
54
B
(Fig. 2)
No
Defect in the indoor unit
P.C. board
Outdoor Unit
4
5
6
Power
Outdoor Unit
6
1
2
3
4
1
2
3
Indoor Unit
Fig. 5
5
6
Power
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