Field Setting; Outdoor Unit Dip Switch - Pioneer YH1824GHFD18R2 Technical & Service Manual

9.
FIELD SETTING

9. Filed setting
1. Turn on all power sources before setting. Without turning on, the switches settings are not refreshed
and might be invalid. (24K/36K)
2. Turn off all power sources before setting. Without turning off, the switches settings are not refreshed and
might be invalid.(48K/60K)
3. Mark of " " indicates the position of DIP switches.
Forced defrost mode
Operation:
Dial the switch from OFF to ON before turning on the appliance, and set it in
heating mode, then it will run with manual defrosting mode at once.
Cooling only set
Operation:
Heating mode will be invalid after the DIP has been dialed.
Capacity set
Dial it when the indoor units matched are in the following conditions.
Outdoor unit model
24K
36K
48K
60K
Pump down mode
Actions：
The compressor runs with the target frequency, and without any protection when frequency
rises; The EEV runs with setting opening; Outdoor unit fan will run with the set fan speed.
Operation procedures:
Step 1:
Press the ON/OFF button to power off the appliance.
Step 2:
Disconnect the machine power.
Step 3:
Close the shut-off valve of the liquid piping with an Allen wrench in a clockwise direction.
DIP Switch Setting of Outdoor Unit (Optional setting)
S4 DIP switch setting
Factory

ON
OFF
Setting
3
1 2
Pump
Down
ON
Switch OFF
1 2 3
Forced
ON
Defrost
OFF
3
1 2
Indoor unit connect
18K
30K
42K
48K
S5 DIP switch
setting
Factory

ON
Setting OFF
4
Capacity
ON
OFF
Hi Low
4
ON
Cooling
Only
OFF
4
35