7-7-9. Abnormal Outdoor Unit Discrimination Method By Fan
Operating Function
This function is provided to forcedly operate the fan of the outdoor unit in which a
check code
occurred or the
fan of the normal outdoor unit by the switch operation on the interface P.C. board in the header unit.
To specify which one of the follower units connected to the system
had problem
, use this function for the system
stop due to a follower unit
problem
(Check code [E28]).
[Operation]
<In case to operate the fan in the erroneous outdoor unit only>
(1) Check that the switches SW01/SW02/SW03 on the interface P.C. board in the header unit are set to [1/1/1].
(2)
Press the push-switch SW04 for 2 seconds or more.
(3)
[E 1] is displayed on 7-segment display [A].
(4)
The fan of the outdoor unit in which
problem
occurred starts operation within approx. 10 seconds after [E 1]
was displayed.
<In case to operate the fans in all the normal outdoor units>
(1) Check that the switches SW01/SW02/SW03 on the interface P.C. board in the header unit are set to [1/1/1].
(2) Press the push-switches SW04 and SW05 at the same time for 2 seconds or more.
(3) [E 0] is displayed on 7-segment display [A].
(4) The fans of all the normal outdoor units start operation with the Max. fan speed within approx. 10 seconds after
[E 0] was displayed.
[Release]
Press the push-switch SW05 on the interface P.C. board in the header unit for 2 seconds or more.
The outdoor fan which was operated stops.
* Check that [U. 1] is displayed on 7-segment display [A], and then finish the work.
[A]
[B]
7-segment display
Outdoor unit No.
Check
code display
−
1
50
−
Summary of Contents for MMY-MAP0806HT7(J)P
Page 306: ...For HT8 J P E HT8 J P TR model 305 ...
Page 307: ...For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model 306 ...
Page 313: ... 312 For HT8 J P E HT8 J P TR model ...
Page 314: ... 313 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 320: ... 319 For HT8 J P E HT8 J P TR model ...
Page 321: ... 320 For T8 J P T7 J P T8P SG T8 J P ID T8 J P T model ...
Page 350: ......