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25HNB924
Carrier 25HNB924 Manuals
Manuals and User Guides for Carrier 25HNB924. We have
1
Carrier 25HNB924 manual available for free PDF download: Application Manualline
Carrier 25HNB924 Application Manualline (64 pages)
Residential Air Conditioners and Heat Pumps Using R-22 and Puron Refrigerant
Brand:
Carrier
| Category:
Air Conditioner
| Size: 3.76 MB
Table of Contents
Table of Contents
1
Unit Identification
2
Safety Considerations
3
Introduction
3
Installation Guideline
3
Accessories and Descriptions
4
Required Field- -Installed Accessories for Air Conditioners
4
Required Field- -Installed Accessories for Heat Pumps
4
Accessory Descriptions
5
Low- -Ambient Guideline
6
Long Line Guideline
7
Cabinet Assembly & Components
7
Electrical
11
Aluminum Wire
11
Contactor
11
Capacitor
11
Cycle Protector
12
Crankcase Heater
12
Time- -Delay Relay
12
Pressure Switches
13
Defrost Control
14
Defrost Control Speed- -Up Timing Sequence
15
Defrost Thermostat
14
Defrost Control Board
16
System Function and Sequence of Operation
16
Fan Motor
17
Copeland Scroll Compressor
18
Lg Scroll Compressor
18
Compressor Troubleshooting
20
Compressor Failures
20
Mechanical Failures
20
Electrical Failures
22
Refrigeration System
23
Refrigerant
23
Servicing Systems on Roofs with Synthetic Materials
23
Brazing
23
Service Valves and Pumpdown
23
Liquid Line Filter Drier
27
Suction Line Filter Drier
27
Accumulator
28
Thermostatic Expansion Valve (TXV)
29
Make Piping Connections
30
Refrigeration System Repair
31
Leak Detection
31
Coil Removal
31
Compressor Removal and Replacement
32
System Clean- -Up after Burnout
32
Evacuation
33
Check Charge
33
Fitting Losses in Equivalent Feet
35
Puron System Suction Pressure Drop
36
R- -22 System Suction Pressure Drop
37
Puron Subcooling Chart
40
Puron Superheat Chart
41
R- -22 Subcooling Chart
42
Troubleshooting with Superheat
43
R- -22 Superheat Chart
43
Two- -Stage 25Hnb/24Anb
44
Application Guidelines
44
Model Plug
44
Model Plug Information
44
Airflow Selections for 24ANB7 / 25HNB6 / 24ANB1 /25HNB9 Using Non- -Communicating (Non- -Infinity) Thermostats
45
Airflow Selection for FV4 Fan Coils for 24ANB1, 24ANB7, 25HNB6, 25HNB9 Using Non- -Communicating (Non- -Infinity)
45
Thermostats
45
General Information
45
Check Charge
46
Sequence of Operation
46
Troubleshooting
50
Troubleshooting
53
24 Acb7 / 25Hcb6
55
Two Stage Non- -Communicating 24Acb7/25Hcb6
55
Operating Ambient
55
Airflow Selections (ECM Furnaces)
55
Airflow Selection for Variable Speed Furnaces (Non- -Communicating)
55
Airflow Selection for FV4C Fan Coils (Non- -Communicating)
55
System Function and Sequence of Operation
56
Check Charge
57
Care and Maintenance
58
Puron Quick Reference Guide
59
Refrigerant Circuit
59
Ac Troubleshooting Chart
60
Air Conditioner
60
Hp Troubleshooting Chart - - Heating Cycle
61
Heat Pump
61
Hp Troubleshooting Chart - - Cooling Cycle
62
Index of Tables
63
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