To Next PageTo Next Page
Need help?Do you have a question about the Carrier 40QQ Series and is the answer not in the manual?
General| Model | 40QQ Series |
|---|---|
| Refrigerant | R-410A |
| Voltage | 208/230V |
| Filter Type | Washable Filter |
| Control Options | Remote thermostat |
| Airflow | 300-600 CFM |
| Noise Level | 50-55 dB(A) |
Explains the meaning of signal words like DANGER, WARNING, CAUTION, NOTE.
Explains the meaning of each digit in the unit model number.
Illustrates unit dimensions and details connection hole sizes for installation.
Provides weight distribution data for unit placement and handling.
Specifies minimum clearances required around the unit for servicing.
Lists voltage, MCA, and MOCP for different unit tonnages.
Pre-installation checks, location selection, and installation sequence planning.
Instructions for inspecting the unit for damage and preparing for installation.
Details for installing the unit on a roof curb, slab, or using alternative supports.
Provides detailed drawings and notes for the roof curb accessory.
Instructions for fabricating and installing ductwork for the unit.
Procedures for safely lifting and positioning the unit.
Details rigging methods, weight limits, and spreader bar usage.
Instructions for changing the unit's duct configuration to horizontal.
Steps for installing the condensate trap and drain line for proper drainage.
Detailed instructions for making electrical connections to the unit.
Guidance on installing accessories like smoke detectors.
Economizer safety, functionality overview, and package contents.
Step-by-step instructions for installing the horizontal economizer unit.
Step-by-step instructions for installing the vertical economizer unit.
Describes the features, user interface, and keypad operation of the W7220 controller.
Introduces the economizer menu hierarchy and details status parameters.
Details parameters related to setpoints for the economizer control.
Details parameters for system setup, configuration, and calibration.
Details parameters for checkout tests and alarm conditions.
Steps to perform diagnostic checkout tests on the economizer.
Wiring instructions for connecting the W7220 economizer module.
Explains how the unit operates in cooling and heating modes with the economizer.
How the controller handles power loss, displays/clears alarms.
Lists common operating issues and their possible causes and remedies.
Procedures for setting DN codes and constant fan control for economizer.
Installation specifications for electric heaters at various voltages.
Lists components included in heater and single point box accessory packages.
Step-by-step procedure for installing electric heaters and related components.
Steps to safely disconnect electrical power before unit servicing.
Procedures for physically installing the electric heater modules into the unit.
How to convert electric heaters for single-phase power applications.
General requirements and considerations for unit power supply wiring.
Wiring procedures for new and existing units, with/without single point boxes.
Final installation steps after wiring, including panel replacement.
FS box compatibility with units and mounting procedures.
Detailed instructions for connecting control wires to the FS box.
Procedures for connecting power and ground wires to the FS box.
Describes the function and pin assignments of MCC-1570 PC board connectors.
Basic procedure for changing settings via DN code.
Step-by-step guides for setting DN codes and related data.
Lists function codes (DN Codes) and their descriptions/settings.
Setting the SW501 switch for electric heater control activation.
Setting the DN code for electric heater control activation.
Optional setting for changing the AAH-L value using DN (DB) setting.
Steps for preparing and performing the unit's test mode.
How to check malfunction codes displayed on the remote controller.
Explains how to use check codes and lists them with meanings.
Continues the list of check codes and their meanings, focusing on F series.
Continues the list of check codes and their meanings, focusing on H, L, P series.
Schematic showing power wiring for 208/230V units.
Schematic showing power wiring for 460V units.
Checklist for verifying unit installation and operation before startup.
