Setting Of Dip-Switch (At Delivery); Attention For Test Run; Function The Led Of The Indoor Unit Service Board - Mitsubishi Electric PEFY Series Technical & Service Manual

7-3. Setting of Dip-switch (at delivery)

Models
S W1
PEFY-P15
ON
OFF
NMHU-E2
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P18
ON
OFF
NMHU-E2
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P24
ON
OFF
NMHU-E2
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P27
ON
OFF
NMHU-E2
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P30
ON
NMHU-E2
OFF
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P36
ON
OFF
NMHU-E2
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P48
ON
NMHU-E2
OFF
1 2 3 4 5 6 7 8 910
S W 1
PEFY-P54
ON
NMHU-E2 OFF
1 2 3 4 5 6 7 8 910

7-4. Attention for test run

Check that the drain-up mechanism is working properly, that no water is leaking from pipe connections, and that the fan is
operating.
For new installation, check the above items before completing ceiling work.
(1) Remove the cover from the water supply inlet on the indoor unit pipe.
(2) Insert the end of the pump or the tank into the drain pump. (Water may leak if it is not inserted properly.) Then, fill the
water supply pump from a water supply tank.
(3)
board.
(The drain pump and the fan will be forced into operation without being started from the remote controller.)
SWE
Connector
OFF ON
<OFF>
(4) Check for normal operation, stop the test run, and shut off the main power. Disconnect the connector that is connected
as it was.
SWE
Connector
ON
OFF
<ON>

7-5. Function the LED of the indoor unit service board

Symbol
LED1 At applying main power source
LED2 At receiving MA transmission power source
HWE12120
S W 2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 SW 3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
S W2 S W3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
SWE
OFF ON
<ON>
SWE
OFF ON
<OFF>
LED operation under normal state
Dip-SW
SW 4 SW 5
ON ON 220V
OFF OFF 240V
1 2 3 4 5
S W4
SW 5
ON
ON 220V
OFF
OFF 240V
1 2 3 4 5
S W4
SW 5
ON
ON
220V
OFF
240V
OFF
1 2 3 4 5
S W4
SW 5
ON
ON
220V
OFF
240V
OFF
1 2 3 4 5
S W4 SW 5
ON ON 220V
240V
OFF OFF
1 2 3 4 5
S W4 SW 5
ON
ON 220V
OFF
OFF 240V
1 2 3 4 5
S W4 SW 5
ON ON 220V
OFF 240V
OFF
1 2 3 4 5
SW 5
S W4
ON 220V
ON
OFF 240V
OFF
1 2 3 4 5
Lighting
Lighting
15
SW7
ON
OFF
1 2 3
SW7
ON
OFF
1 2 3
SW7
ON
OFF
1 2 3
SW7
ON
OFF
SWC
1 2 3
Standard
SWA
1
Indicate
SW7
"標準"
ON
OFF
1 2 3
SW7
ON
OFF
1 2 3
SW7
ON
OFF
1 2 3
SW7
ON
OFF
1 2 3