Carrier 48KHA024 heating cooling units Manuals

Manuals and User Guides for Carrier 48KHA024 heating cooling units. We have 1 Carrier 48KHA024 heating cooling units manual available for free PDF download: Installation, Start-Up And Service Instructions Manual

Carrier 48KHA024 Installation, Start-Up And Service Instructions Manual

Carrier 48KHA024 Installation, Start-Up And Service Instructions Manual (25 pages)

Packaged heating/cooling units

Brand: Carrier | Category: Air Conditioner | Size: 3.07 MB

Table of Contents

Contents
1
Safety Considerations
1
General Information
1
Installation
2
Performance Data
2
Suggested Rigging
2
Rig and Place Unit
2
Rooftop Installation
3
Ground Level Installation
3
Condensate Disposal
3
Venting
3
Dimensions and Clearances
4
Weight Data
4
Make Gas Piping Connections
5
Vent Cap Assembly
5
Product View and Parts Identification
5
Make Duct Connections
6
Sediment Trap
6
Filter Sizes
6
Make Wiring Connections
7
High Voltage Connections
7
Special Procedures for 208V Operation
7
Electrical Data (60 Hz)
8
High- and Low-Voltage Connections
8
Start-Up
9
Heat Anticipator Setting
9
Pre-Start-Up Procedures
9
Heating Section Start-Up and Adjustments
10
Refrigerant Leaks
10
Gas Input
10
Measuring Gas Flow at Meter Method
10
Rated Gas Inputs at Indicated Manifold Pressures
11
Adjusting Burner Air Shutters
11
Measuring Manifold Pressure - Propane Gas Units
11
Blower Heat-Relay Operation
12
Airflow and Temperature Rise
12
Heating Sequence of Operation
12
Air Delivery at Indicated Temperature Rise and Rated Heating Input
12
Typical Wiring Diagram
13
Air Delivery at Indicated External Static Pressure and Voltage
14
Cooling Section Start-Up and Adjustments
15
Limit and Pressure Switches
15
Blower Safety Switch
15
Checking Cooling Control Operation
15
Checking and Adjusting Refrigerant Charge
16
Refrigerant Charging Label
16
Indoor Airflow and Adjustments
17
Rated Cooling and Heating Airflows
17
Service
18
Cooling Sequence of Operation
18
Top Removal
19
Air Filter
19
Evaporator Blower Wheel and Motor
19
Heating Section Care
20
Pilot Care
20
Condenser Coil, Evaporator Coil and Condensate Drain Pan
20
Electrical Controls and Wiring
20
Refrigerant Circuit
21
Evaporator Airflow
21
Position of Electrode to Pilot
21
Troubleshooting
22

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