Carrier 42qg24-h Manual

 
0 
-  2009  

 
 
 
 
 
 
 
 
 
 
Thank you for selecting Carrier 
Air Conditioner 
 
 
You can be justifiably of your purchase because the same pride in 
craftsmanship and engineering know-how that goes into Carrier 
equipment worldwide have been built into your unit. 
One of the pleasant benefits awaiting you with room air 
conditioning is that in addition to being cooled, the room air is 
filtered and dehumidified. 
 
This installation manual contains all installation, Service and 
maintenance operation  
 
•...

 
 
TABLE OF CONTENTS
 
                                                                               PAGE NO. 
1. GENERAL NOTES TO INSTALLER 1 
2. MODELS  2 
3. OPERATING LIMITS 2 
4.  DIMENSIONS, WEIGHTS AND MINIMUM CLEARANCES  3 
5. PRECAUTIONS BEFORE INSTALLATION 5 
6. SPLIT SYSTEM DESCRIPTION  8 
7. INSTALLTION ACCESSORIES 9 
8. INSTALLATION CHART 11 
9. SELECTING INSTALLATION LOCATION FOR INDOOR UNIT 12 
10. SELECTING INSTALLATION LOCATION FOR OUTDOOR UNIT  
 10-1 INSTALLATION LOCATIONS 15 
  10-2...

 
 
1
 
1.  GENERAL NOTES TO INSTALLER 
 
CARRIER split room air conditioner has been carefully designed and manufactured under strict 
Quality Control conditions. 
 
Therefore you are completely responsible for proper installation completion and operation of the air 
conditioner. 
 
Carefully read the manual carefully before proceeding with the installation to ensure correct 
installation. This manual describes installation instructions to help ensure trouble free operation and 
extended life of the air...

 
 
2
 
2. MODELS  
 
HEAT PUMP                                Cool only 
System 
Model 
Indoor Unit 
Model 
Outdoor Unit 
Model 
 System 
Model 
Indoor Unit 
Model 
Outdoor Unit 
Model 
53QG18-H 42QG18-H 38QG18-H  53QG18-C 42QG18-C 38QG18-C 
53QG24-H 42QG24-H 38QG24-H  53QG24-C 42QG24-C 38QG24-C 
 
Notes:
   
53   = Split System 
42   = Indoor Unit 
38   = Outdoor Unit 
H    = Heat Pump 
C    = Cool Only 
  
      
 
 
 
 
 
3. OPERATING LIMITS **  
COOLING  HEATING 
Difference Dry Bulb 
Temp. C° 
Wet...

 
 
3
 
4. DIMENSIONS, WEIGHTS AND MINIMUM CLEARANCES 
 
4-1   OUTDOOR UNITS 
  38QG SERIES 
  DIMENSIONS (mm)
 
 
 
 
 
 
Weight 
Model Kg 
38QG18 52.8 
38QG24 58.5 
  
 
 
 
 
 
 
 
 
 
 
 
MINIMUM CLEARANCES FOR FREE AIR CIRCULATION, SERVICE AND MAINTENANCE 
 
Notes: 
-  The front of the condensing unit (Propeller discharge airside) should be free from obstructions.  
Any obstruction should be  away from front  of the condensing unit with distance specified in the 
following drawings. 
 
-  The back...

 
 
4
 
DIMENSIONS, WEIGHTS AND MINIMUM CLEARANCES (Cont.) 
 
MINIMUM CLERANCES OF OUTDOOR UNIT FOR FREE AIR CIRCULATION,  
SERVICE AND MAINTENANCE (Cont.) 
 
 
Obstacle at air inlet to outdoor unit ( unit back ) 
No obstacle at unit top 
 No obstacles at unit and left sides
 
     Single unit installation                   Serial installation of two or more units       
 
 
 
 
 
 
 
  
 
 
 
 
 
 
 
Obstacle at air inlet to outdoor unit ( unit back ) 
No obstacle at unit top 
 obstacles at unit right...

 
 
5
 
DIMENSIONS, WEIGHTS AND MINIMUM CLEARANCES (Cont.)  
MINIMUM CLERANCES OF OUTDOOR UNIT FOR FREE AIR CIRCULATION,  
SERVICE AND MAINTENANCE (Cont.) 
 
Obstacle at air outlet from outdoor unit ( unit front ) 
No obstacle also at unit top 
 No obstacles at unit right and left sides
 
     Single unit installation                   Serial installation of two or more units     
 
 
 
 
 
  
Obstacle at air outlet from outdoor unit ( unit front ) 
Obstacle also at unit top 
No obstacles at unit right...

 
 
6
 
DIMENSIONS, WEIGHTS AND MINIMUM CLEARANCES (Cont.) 
 
4-2 INDOOR UNITS 
42QG SERIES  
DIMENSIONS (mm)
  
 
 
 
 
  Weight 
Model Kg 
42QG18 14 
42QG24 14 
  
   
 
 
 
 
 
 
 
 
 
   
 
 
 
 
 
MINIMUM CLEARANCES FOR FREE AIR CIRCULATION, SERVICE AND MAINTENANCE 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Kg 1080185
Mounting Plate Main Body 
Connection Tube Drain Hose 
295   

 
 
7
 
5.  PRECAUTIONS BEFORE INSTALLATION 
 
SAFETY CONSIDERATIONS 
 
• Installation of air conditioning equipment can be hazardous due to system pressures and 
electrical components. 
 
• The installation of the air conditioner must be done by Carrier or one of Carrier authorized 
dealers.
 
 
  
WARNING 
 
• This installation manual describes the installation procedures of Carrier split room air 
conditioner consisting of an outdoor unit and an indoor unit manufactured by Carrier.
 
 
What is not...