To Start And Stop Forced Cooling - Daikin 3MXM40N2V1B9 Installer's Reference Manual

16.3 To start and stop forced cooling

2MXM68+3(A)MXM+3(A)MXF+4MXM+5MXM
R32 Split series
4P600463-1D – 2021.03
3 After 5 to 10 minutes (after only 1 or 2 minutes in case of very low ambient
temperatures (<−10°C)), close the liquid stop valve with a hexagonal wrench.
4 Check on the manifold if the vacuum is reached.
5 After 2-3 minutes, close the gas stop valve and stop forced cooling.
b
c
a
d
e
d
a Gas stop valve
b Closing direction
c Hexagonal wrench
d Valve cap
e Liquid stop valve
1 Turn OFF the power.
2 Remove the service cover and the switch box cover.
3 Remove the service PCB switch cover.
4 Set DIP switch SW5 and SW6 to OFF.
5 Set DIP switch SW2 to COOL.
1×
1
6 Reattach the service PCB switch cover, switch box cover and service cover.
7 Turn ON the outdoor unit.
8 Press the forced cooling operation switch SW1 to begin forced cooling.
9 Press the forced cooling operation switch SW1 to stop forced cooling.
ON OFF
2
SW5
1
SW6
A
4
3
1
2
2
1
1
2
4
2
3
3
2
1
4
COOL HEAT
5
SW2
3
16 Disposal
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Installer reference guide
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