Mitsubishi Electric City Multi PFFY-P20VLRMM-E, Technical & Service Manual

Page: 24 / 33

[
VII
Troubleshooting ]
- 19 -
HWE07170 GB
2. Capacity code setting
(1) SW2
1) Indoor control board
Dipswitch settings must be made while the unit is stopped.
Factory setting
The switches are set to correspond to the unit capacity.
3. Model setting
(1) SW4
1) Indoor control board
Dipswitch settings must be made while the unit is stopped.
Note:
Changes made to the dipswitches SW1, SW2, and SW3 will become effective when the unit comes to a stop (remote controller
off). There is no need to power cycle the unit.
4. External static pressure
(1) SWA, SWC
1) Address board
Note:
Changes that are made to the dipswitches SWA and SWC immediately become effective regardless of the unit's operation
status (RUN/STOP) or the remote controller status (ON/OFF).
Factory setting
Factory
setting
(A) Option
(B) Standard
PFFY-P20VLRMM-E PFFY-P25VLRMM-E PFFY-P32VLRMM-E
PFFY-P40VLRMM-E PFFY-P50VLRMM-E PFFY-P63VLRMM-E
20Pa SWA, SWC
External
static pressure
1
2
3
1 - 3
1 - 2
SWA SWC
40Pa
1
2
3
SWA SWC
60Pa
Adderess board
<At delivery>
1
2
3
SWA SWC
1
2
3
SWA SWC
1
2
1
2
1
2
1
2
1
2
3
(B)
(A)
SWA SWC
1
2