Mitsubishi Electric Mr.Slim PUZ-HA42NKA Service Manual page 57

10-10. FUNCTION OF SWITCHES, CONNECTORS AND JUMPERS
(1) Function of switches
Type
No.
Switch Function
of
switch
1
Forced defrost*
2
Abnormal history clear
3
4
SW1
DIP
switch
Refrigerant address
setting
5
6
1
Test run
SW4
2
Test run mode setting
1
Use of existing pipe
SW8
2
No function
Separate indoor/outdoor
3
unit power supplies
Push
SWP
Pump down
switch
1
2
OCH567
Action by the switch operation
ON
Start
Clear
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
0 1
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
4 5
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
8 9
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
12 13
Operating
Heating
Used
—
Used
Start
1
The black square ( ) indicates a switch position.
OFF
Normal
Normal
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
2 3
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
6 7
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
10 11
ON ON
1 2 3 4 5 6 1 2 3 4 5 6
14 15
OFF
Cooling
Not used
—
Not used
Normal
Effective timing
When compressor is working
in heating operation.*
off or operating
When power supply ON
Under suspension
Always
—
When power supply ON
Under suspension