Carrier AEM009C7 User Manual
Service
manual
Portable air conditioners
51AKA 006
51AKB 006G RTB 165G VTB 075C
51AKM 006G RTE 165G
51AKB 008G RTB 205C
Contents page
1. ASSEMBLY DRAWINGS ..........................................................................................3
2. PARTS DESCRIPTION..........................................................................................4/5
2.1 Control panel..................................................................................................6/7
2.2 Accessories supplied........................................................................................8
2.3 Dimensions and weight ....................................................................................8
3. TECHNICAL DATA .................................................................................................... 8
4. PERFORMANCE DIAGRAMS.............................................................................9/10
5. WIRING DIAGRAMS.......................................................................................... 11/13
6. REFRIGERANT CIRCUIT PRINCIPLE OF OPERATION..................................... 14
7. R-407c REFRIGERANT.......................................................................................... 14
7.1 General............................................................................................................ 14
7.2 Main differences between R-407c and R22 refrigerant ...........................15/16
8. MICROPROCESSOR CONTROL .......................................................................... 17
8.1 Special functions of the buttons..................................................................... 17
8.2 Logic connection diagram .............................................................................. 17
8.3 Flow charts .................................................................................................18/20
8.4 Resistance values of room temperature sensor ...........................................21
9. UNIT DISASSEMBLY.........................................................................................21/24
10. TROUBLESHOOTING .......................................................................................25/28
10.1 Component testing procedure........................................................................ 29
1 1. OPTIONAL ACCESSORIES..............................................................................30/31
2
1
ASSEMBLY DRAWINGS
mod. 51AKB 006G
51AKB 008G
RTB 165G
RTB 205C
mod. VTB 075C
mod. 51AKA 006
mod. 51AKM 006G
RTE 165G
3
2
PARTS DESCRIPTION
Exhaust air outlet
Flexible duct
Air outlet
Control panel
Air outlet
(for ventilation,
dehumidification
and heating only)
Supply cable with plug
4
Air inlet
2
PARTS DESCRIPTION
Air filters
Condensate collection tank
5
Condensate drain tube
2.1 Control panel
mod. 51AKB 006
RTB 165F
mod. 51AKB 06G
RTB 165G
mod. VTB 075F
VTB 075G
1. OFF position
2. Mode selector
3. TURBO cooling
4. SILENT cooling
5. Dehumidification
6. Low fan speed
7. High fan speed
8. Ventilation function indicator light
9. Cooling indicator light
10. Dehumidification indicator light
11. Full water tank alarm indicator light
12. Thermostat
1. ON - OFF push button
2. Cooling - fan only push button
3. Thermostat
4. ON and alarm indicator light
5. Dehumidification push button
6. High - low speed fan push button
6
2.1 Control panel
mod. 51AKM 006
51AKM 06G
RTE 165F
RTE 165G
mod. VTE 075F
VTE 075G
1. ON-OFF button
2. Mode selector
3. Temperature setting button
4. Fan speed setting button
5. Operation on timer
6. Operation off timer
7. Low fan speed LED
8. High fan speed LED
9. ON timer LED
10. OFF timer LED
11. Display of set temperature and
programmed operating times
12. Set temperature LED
13. Heating LED
14. Dehumidification LED
15. Cooling LED
16. Fan only LED
7
2.2 Accessories supplied
1. Air outlet vent
2. Flexible hose
3. Fastening strap with suction cup
2.3 Dimensions and weight
kg
27.5
3
Cooling capacity W
Heating capacity W
Power input W
– cooling
– heating
– dehumidification
Locked rotor amps A
Operating current A
– cooling
– heating
– dehumidification
Dehumidification rate l/h
– cooling
– dehumidification
Air flow
(fan speed) l/s - rpm
– high-speed cooling
– low-speed cooling
– high-speed heating
– low-speed heating
– high-speed dehumidification
– low-speed dehumidification
Recommended fuse size A
Supply voltage
TECHNICAL DATA
Model
(Btu/h)
(Btu/h)
51AKB 006 / 51AKB 06G
RTB 165F / RTB 165G
VTB 075F / VTB 075G
1830
6300
---
---
750
---
640
16
3.3
---
2.9
1.1
0.8
88.9 - 1320
72.2 - 1100
---
---
---
111.1 - 1100
16
51AKM 006 / 51AKM 06G
RTE 165F / RTE 165G
VTE 075F / VTE 075G
1830
6300
1000 + 1000
3410 + 3410
750
1000 + 1000
640
16
3.3
4,35 + 4,35
2.9
1.1
0.8
88.9 - 1320
72.2 - 1100
88.9 - 1320
72.2 - 1100
138.9 - 1320
111.1 - 1100
16
230V - 1 - 50Hz
8
4
PERFORMANCE DIAGRAMS
Cooling capacity, Watt
Cooling capacity, Watt
Indoor dry bulb temperature °C
(1) Relative humidity
The cooling capacity diagram is based on the room dry bulb temperature
for three different relative humidity values.
80% (1)
60% (1)
40% (1)
Cooling capacity, Btu/h
80% (1)
60% (1)
40% (1)
Cooling capacity, Btu/h
Indoor dry bulb temperature °C
Power input, Watt
80% (1)
60% (1)
40% (1)
Power input, Watt
Indoor dry bulb temperature °C
(1) Relative humidity
The power input diagram is based on the room dry bulb temperature
for three different relative humidity values.
9
4
PERFORMANCE DIAGRAMS
Suction temperature °C
80% (1)
60% (1)
40% (1)
Suction temperature °C
Discharge air temperature °C
Indoor dry bulb temperature °C
(1) Relative humidity
The air discharge temperature diagram is based on the room dry bulb temperature and relative humidity.
Due to the temperature differences of the air at the outlet, the thermometer must be placed exactly in
the position shown in the sketch.
Discharge air temperature °C
Indoor dry bulb temperature °C
80% (1)
60% (1)
40% (1)
Discharge air temperature measuring point
10
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