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4-1. FEATURE MODELS : AUU42RCLX / AOU42RLX FEATURES Easy maintenance The control box is easily accessible for maintenance work Wide opening for easy access. Detachable,washable filter and intake grille. Wide opening and long-life filter. Long-life filter High efficiency, long-life filter extends the cleaning cycle. Long-life filter Slim intake grille Slim type intake grille can fit the ceiling after installation.
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Duct connection hole opening Fresh air can be introduced through this opening. Distribution Fresh air duct Distribution duct Conditioned air can be distributed by means of a distribution duct. One-way Two-way - (04 - 02) -...
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4-2. REMOTE CONTROLLER 4-2-1. WIRED REMOTE CONTROLLER FEATURES Various timer setup (ON / OFF / WEEKLY) are possible. Equipped with weekly timer as standard function. SU MO TU WE TH FR SA (2 times Start / Stop per day for a week) 15 18 21 When setting up a timer, operation mode and a temperature setup can be changed.
FUNCTIONS START/STOP button Pressed to start and stop operation. Set Temperature button Display Selects the setting temperature. SU MO TU WE TH FR SA Master control button 3 6 9 12 15 18 21 Selects the operating mode(AUTO, HEAT, FAN, COOL, DRY). Fan control button Selects the fan speed (AUTO, LOW, MED, HIGH).
4-4. DIMENSIONS 4-4-1. OUTDOOR UNIT MODEL : AOU42R Unit : in.(mm) Top view 35-7/16 (900) 13 (330) 3-1/32 1-7/32 15/32 (77) (31) (12) 15-3/4 (400) Front view Side view 25-19/32 (650) Air flow Drain cap Drain cap 4-Ø15/32 (12) hole mounting places mounting place Bottom view...
4-4-2. INDOOR UNIT MODEL : AUU42R Unit : in.(mm) Side view 37 (940) Bottom view (Panel) 29-17/32 (750) 32-11/16 (830) Bottom view Drain Inside Dia. 32mm Outside Dia. 37mm 11-3/4 (298.5) 12-1/32 9-25/32 (305.5) (248.5) Side view (Standard setting) Side view (Slender setting)
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MOUNTING POSITION Unit : in.(mm) Strong and durable ceiling 39-3/8 (1,000) 96 (2,400) 47-1/4 (1,200) or more or more or more Obstruction Floor You can select 2-way setting (A) Standard setting (B) Slender setting 3-15/16 (100) 3-15/16 (100) 3-15/16 (100) or more or more or more (4 directions)
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4-8. CAPACITY COMPENSATION FOR PIPE LENGTH AND HEIGHT DIFFERENCE MODELS : AUU42R / AOU42R PIPE LENGTH COOLING 7.5 m 10 m 20 m 30 m 40 m 50 m 60 m 70 m 16 ft. 25 ft. 33 ft. 66 ft.
Outdoor temperature Cooling 64 to 88°F 0 to 115 °F About 80% or less (18 to 31°C) (-18 to 46°C) AUU42R AOU42R 60 to 88 °F 0 to 75 °F Heating (16 to 31°C) (-18 to 24°C) - (04 - 16) -...
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4-11. FAN PERFORMANCE AND AIR FLOW 4-11-1. AIR VELOCITY DISTRIBUTION MODEL : AUU42R 4-WAY AIR OUTLET UNIT : ft./s(m/s) (ft.)(m) Note : 10 3 13/16(0.25) Condition 2(0.5) Fan speed : High Operation mode :FAN 13/16(0.25) 13/16(0.25) 2(0.5) 3(1) 7(2) 7(2) 3(1) 2(0.5)
4-11-2. AIR FLOW MODELS : AUU42R / AOU42R NUMBER OF FAN SPEED ROTATIONS AIR FLOW (r.p.m) 1700 HIGH 1000 1450 Indoor unit 1250 6600 Upper fan Outdoor unit HIGH 1833 Lower fan 3884 - (04 - 18) -...
4-13. ELECTRIC CHARACTERISTICS MODELS : AUU42R / AOU42R AUU42R Indoor unit Model Name AOU42R Outdoor unit Voltage Power Supply Frequency Mode Cooling Heating Rated Value Current 20.3 18.8 Input 4.66 4.31 Max Operating Current 21.7 21.7 Starting Current Main Fuse (Circuit breaker) Current *1) Wiring Spec.
ON : 80°C OFF : 609±15 PSI OFF : 4.2±0.1MPa HIGH PRESSURE PROTECTION PRESSURE SWITCH ON : 464 ±22 PSI ON : 3.2±0.15MPa INDOOR UNIT AUU42R PROTECTION FORM 3.15A 250V PCB FUSE CURRENT FUSE FAN MOTOR PROTECTION THERMAL PROTECTOR 302±9°F 105±5°C...
4-15-2. SWITCH FUNCTION (INDOOR UNIT) DIP SWITCH SETTING SW1-1. Auto restart setting Auto restart function can be selected by turning this switch ON/OFF. AUTO RESTART SETTING Factory setting) SW 1-1 SW state Invalidity Validity SW1-2, 1-3. Room temperature correct coefficient of heating. Decide the heating temperature correct coefficient value of heating.
ROTARY SWITCH SETTING (SW2) This switch can be used when group control system. Set the indoor unit address in the 0,1,-,15 order. Factory setting) SW 2 SW state Single 1 - 15 Indoor unit address JUMPER WIRE SETTING JM 1, 2, 3 setting forbidden Factory setting) JM 1, 2, 3 SW state...
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4-15-3. WIRED REMOTE CONTROLLER CIRCUIT BOARD Wired remote controller Dual remote controller setting Group control setting DIP SW Model setting Auto changeover setting Memory backup setting SWITCH POSITION Wired remote controller Front case (back side) DIP Switch - (04 - 29) -...
4-15-4. WIRED REMOTE CONTROLLER DIP SWITCH SETTING 1. SW setting 1-1 Dual remote controller setting Set the remote controller DIP switch No.1 and 2 according to the following table. Factory setting) Number of Master unit Slave unit remote DIP-SW DIP-SW DIP-SW DIP-SW controller...
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4-16. OPTIONAL PARTS ADDITIONAL GRILLE UTG-AGEA-W The additional grille hides the gap between the ceiling hole and the outlet grille. Additional grille (optional parts) Additonal grille The ceiling hole Indoor Unit(grille) - (04 - 31) -...