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219
15. Indoor Unit Operation Control
15.1 Operation Mode Priority Control
•
Operation modes available for remote control selection are: AUTO, COOL, DRY, HEAT and FAN
•
Types of operation mode which cannot be performed simultaneously at different indoor unit will be in standby
condition.
Unit B Operation Mode
Room B
Room A
Cool Dry Heat Fan
Cool
Cool
Cool
Dry
Cool
Standby
Cool
Fan
Cool
Dry
Cool
Dry
Dry
Dry
Standby
Dry
Fan
Dry
Heat
Standby
Heat
Standby
Heat
Heat
Heat
Standby
Heat
Unit A
Operation Mode
Fan
Cool
Fan
Dry
Fan
Heat
Standby
Fan
Fan
15.2 Cooling Operation
15.2.1 Thermostat Control
•
Thermostat OFF point (
Δ
D) is determined using Indoor Intake Temperature - Remote Control Setting Temperature.
Default thermostat off point is shown in table below:
Low Static Hide-away
(MA1-series)
Model
Wall Mounted
(KA1-series)
60 x 60
Cassette
(YA1-series)
95 x 95
Cassette
(UA1-series)
Slim Hide-away
(NA1-series)
4.5 / 5.6
kW
6.3 / 7.1 / 9.0
kW
Indoor fan
speed
≥
Me
-2.0 -2.0 -1.5 -2.0
-1.0
-2.0
Thermostat OFF
Point (
Δ
D)
Indoor fan
speed < Me
-2.0 -2.5 -2.0 -2.0
-1.0
-2.0
Thermostat
OFF
Thermostat OFF point
Thermostat OFF point + 1.0
Cooling
Intake air temperature – remote
controller temperature setting
•
Thermostat OFF continues for 3 minutes, if the Intake Air Temperature - Internal Setting Temperature >
Thermostat OFF point + 1.0°C
15.2.2 Expansion Valve Control
•
During Thermostat OFF signal received, the indoor unit expansion valve is closed fully.
Summary of Contents for S-32NA1E5
Page 4: ...4 23 6 Heating 430 24 Exploded View and Replacement Parts List451 24 1 Indoor Unit 451 ...
Page 12: ...12 ...
Page 40: ...40 4 1 2 S 56KA1E5 S 63KA1E5 S 71KA1E5 ...
Page 42: ...42 4 3 95 x 95 Cassette Type Indoor Unit 4 3 1 S 63UA1E5 S 71UA1E5 S 90UA1E5 ...
Page 44: ...44 4 5 Low Static Pressure Hide Away Type Indoor Unit 4 5 1 S 45MA1E5 S 56MA1E5 ...
Page 45: ...45 4 5 2 S 63MA1E5 S 71MA1E5 S 90MA1E5 ...
Page 51: ...51 7 Wiring Connection Diagram 7 1 Wall Mounted Type Indoor Unit KA1E5 Series ...
Page 52: ...52 7 2 60 x 60 Cassette Type Indoor Unit YA1E5 Series ...
Page 53: ...53 7 3 95 x 95 Cassette Type Indoor Unit UA1E5 Series ...
Page 54: ...54 7 4 Slim Hide Away Type Indoor Unit NA1E5 Series ...
Page 55: ...55 7 5 Low Static Pressure Hide Away Type Indoor Unit MA1E5 Series ...
Page 56: ...56 7 6 Outdoor Unit LA1E5 Series ...
Page 57: ...57 8 Electronic Circuit Diagram 8 1 Wall Mounted Type Indoor Unit KA1E5 Series ...
Page 58: ...58 ...
Page 59: ...59 8 2 60 x 60 Cassette Type Indoor Unit YA1E5 Series ...
Page 60: ...60 ...
Page 61: ...61 8 3 95 x 95 Cassette Type Indoor Unit UA1E5 Series ...
Page 62: ...62 ...
Page 63: ...63 8 4 Slim Hide Away Type Indoor Unit NA1E5 Series ...
Page 64: ...64 ...
Page 65: ...65 8 5 Low Static Pressure Hide Away Type Indoor Unit MA1E5 Series ...
Page 66: ...66 ...
Page 67: ...67 8 6 Outdoor Unit LA1E5 Series ...
Page 68: ...68 ...
Page 70: ...70 9 1 3 Receiver PCB CN DISP 9 1 4 Error Code Display PCB CN CODE ...
Page 74: ...74 9 6 Outdoor Unit LA1E5 Series 9 6 1 Main PCB ...
Page 76: ...76 9 6 3 Capacitor PCB DCN IN DCN OUT DCP IN DCP OUT ...
Page 195: ...195 ...
Page 201: ...201 ...