Table of Contents
Advertisement
Advertisement
Table of Contents
Related Manuals for Carrier 42QG18-H
Summarization of Contents
Dimensions, Weights, and Minimum Clearances
Outdoor Unit Dimensions and Clearances
Details dimensions, weights, and minimum installation clearances for outdoor units.
Outdoor Unit Minimum Clearances (Airflow & Service)
Illustrates minimum clearances around outdoor units for airflow, service, and maintenance.
Outdoor Unit Minimum Clearances (Obstacle Scenarios)
Further diagrams showing minimum clearances for outdoor units under various obstacle scenarios.
Indoor Unit Dimensions and Clearances
Provides dimensions and minimum clearances for the indoor units of the 42QG series.
Precautions Before Installation
Safety Considerations
Essential safety guidelines and warnings for installers.
Warranty Coverage Limitations
Details what is not covered under the Carrier warranty.
Installation Accessories
Standard Installation Accessories
Details standard accessories provided by the factory.
Optional Accessories
Lists optional accessories available for purchase.
Other Installation Accessories
Lists additional accessories not supplied by the factory but needed.
Selecting Indoor Unit Location
Considerations for Indoor Unit Location
Key factors to consider when selecting the indoor unit's installation site.
Indoor Unit Location Considerations (Continued)
Further considerations for indoor unit location, including environmental factors.
Indoor Unit Piping Outlet Locations
Shows the different possible locations for refrigerant piping lines exiting the indoor unit.
Selecting Outdoor Unit Location
Outdoor Unit Installation Locations
General advice on where the condensing unit can be installed.
Considerations for Outdoor Unit Location
Key factors to consider when selecting the outdoor unit's installation site.
Outdoor Unit Location Considerations (Continued)
Further considerations for outdoor unit location, including wind and environmental factors.
Installation Location Check List
Indoor Unit Location Checklist
Checklist items for verifying the indoor unit installation location.
Outdoor Unit Location Checklist
Checklist items for verifying the outdoor unit installation location.
Refrigerant Piping Line Checklist
Checklist items for verifying refrigerant piping line considerations.
Condensate Drain Line Checklist
Checklist items for condensate drain line connections.
Electrical Connections Checklist
Checklist items for electrical connections.
Indoor Unit Installation
Preparation Steps for Indoor Unit
Detailed steps for preparing the indoor unit, including unpacking and removing parts.
Indoor Unit Installation Steps
Steps for selecting the wall hole location and making the hole for piping.
Indoor Unit Installation Steps (Continued)
Steps for cutting wall sleeve, installing it, and mounting the wall hang bracket.
Indoor Unit Installation Steps (Continued)
Steps for passing piping through the wall sleeve and mounting the indoor unit body.
Remote Control Installation
How to Insert Batteries
Step-by-step guide for inserting batteries into the remote control.
Remote Control Usage Instructions
Points to check when directing the remote control transmitter to the indoor unit receiver.
Outdoor Unit Installation
Preparation Steps for Outdoor Unit
Steps to prepare the outdoor unit before proceeding with its installation.
Outdoor Unit Installation Steps
Shows wall and floor installation methods for the outdoor unit.
Connecting Refrigerant Piping Lines
Instructions for Connecting Refrigerant Piping Lines
Guidelines on bending, unbending, and handling refrigerant pipes during connection.
Refrigerant Piping Line Instructions (Continued)
Further instructions on bending radius, tubing coiling, and avoiding excessive bends.
Use of Refrigerant Piping Lines
Rules for using refrigerant piping lines, including oil traps and height differences.
Refrigerant Piping Line Lengths and Diameters
Table showing suction and liquid line diameters for all models.
Refrigerant Charge
Details how to calculate and add refrigerant based on piping length.
Outdoor Unit Refrigerant Connections
Identifies the various refrigerant connection points on the outdoor unit.
Indoor Unit Refrigerant Connections
Identifies the refrigerant connection points on the high wall indoor units.
Cutting and Flaring Tools
Lists the tools required for preparing refrigerant piping lines.
Preparing Refrigerant Piping Lines
Steps for cutting piping lines, removing burrs, and preparing flare nuts.
Preparing Refrigerant Piping Lines (Continued)
Steps for mounting flare nuts and flaring the piping ends.
Connecting Piping to Indoor Unit
Detailed steps for connecting refrigerant piping lines to the indoor unit.
Connecting Piping to Outdoor Unit
Steps for connecting refrigerant piping lines to the outdoor unit.
Air and Moisture Purge
Procedures for purging air and moisture from the system using refrigerant or a vacuum pump.
Air and Moisture Purge Using Vacuum Pump
Detailed steps for purging air and moisture using a vacuum pump and connection diagram.
Refrigerant Leak Check
Method for checking refrigerant piping joints for leaks.
Insulating Refrigerant Piping Lines
Instructions for insulating refrigerant piping lines to prevent condensation.
Pump Down Procedure
Procedure for collecting refrigerant into the outdoor unit before disconnection.
Connecting Condensate Drain Line
Instructions for Connecting Condensate Drain Line
Guidelines for connecting the drain hose, ensuring proper slope and avoiding blockages.
Connecting Electrical Wiring
Wiring: Power Supply to Circuit Breaker
Wiring between power source, circuit breaker, and the AC unit, including voltage and cable requirements.
Wiring: Indoor, Outdoor Units, and Circuit Breaker
Wiring connections between indoor, outdoor units, and the circuit breaker, emphasizing safety.
Electrical Data
Table providing electrical data like starting current, voltage, and wire size for models.
Heat Pump System Wiring
Wiring diagram and wire sizes for connecting the heat pump system.
Cool Only System Wiring
Wiring diagram and wire sizes for connecting the cool-only system.
Finishing Installation
Finishing Installation Steps
Procedures for tidying up piping, sealing wall holes, and adjusting air deflectors.
Test Running
Cooling Test Running Steps
Detailed steps for conducting a test run of the unit in cooling mode.
Heating Test Running Steps
Detailed steps for conducting a test run of the unit in heating mode.
After Installation Check List
Indoor Unit Checklist
Checklist items for verifying the indoor unit installation.
Outdoor Unit Checklist
Checklist items for verifying the outdoor unit installation.
Refrigerant Piping Line Connection Checklist
Checklist items for refrigerant piping connections.
Condensate Drain Line Connection Checklist
Checklist items for condensate drain line connections.
Electrical Connections Checklist
Checklist items for electrical connections.
Finishing Installation Checklist
Checklist items for finishing installation aspects like piping and sealing.
Test Running Checklist
Checklist items for verifying test running operations.
Customer Guidance Checklist
Checklist items for explaining operation and providing manuals to the customer.
Installation of Optional Air Filters
Types of Optional Air Filters
Description of different types of optional air filters available.
Installation Steps for Optional Air Filters
Step-by-step guide for installing optional air filters.
Self-Diagnostic Function for Malfunctions
Explanation of Self-Diagnostic Function
Details on how the self-diagnostic system works and its importance for operation.
Need help?
Do you have a question about the 42QG18-H and is the answer not in the manual?
Questions and answers