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Si21-205
Field Piping and Wiring
Field Piping and Wiring
39
Caution
Drain piping connections
Do not connect the drain piping directly to sewage pipes that smell of ammonia. The ammonia
in the sewage might enter the indoor unit through the drain pipes and corrode the heat
exchanger.
Keep in mind that it will become the cause of getting drain pipe blocked if water collects on
drain pipe
Drain pipe
Service drain outlet (with rubber plug)
(Use this outlet to drain water from
the drain pan)
Plastic container
for pouring
(Tube should be
about 100 mm long.)
100
<Adding water through air outlet>
[Method of adding water]
Fig. 23
(mm)
1
2
3
Single phase
power supply
(50Hz 220-240V)
No.1 No.2
No.3
Power supply
terminal block
Fig. 24
Control
box lid
Remove the
control box lid
(take off 2 screws)
Summary of Contents for Sky Air B-Series R-410A
Page 7: ...Si21 205 vi Table of Contents ...
Page 15: ...Models Si21 205 4 Model Name and Power Supply ...
Page 16: ...Si21 205 Functions 5 Part 2 Functions 1 List of Functions 6 ...
Page 35: ...Wireless Remote Controller Si21 205 24 Remote Controller ...
Page 79: ...Settings Concerning Maintenance Si21 205 68 Field Setting Detail of PCB 2 ...
Page 83: ...Maintenance Mode Setting Si21 205 72 Field Setting ...
Page 239: ...Troubleshooting for Outdoor Unit 50 60 class Si21 205 228 Troubleshooting ...
Page 321: ...Outdoor Unit 50 60 class Si21 205 310 Removal Procedure ...