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Need help?Do you have a question about the McQuay Enfinity CRH series and is the answer not in the manual?
Step-by-step guide for installing the unit, covering initial setup and connection points.
Instructions for changing the unit's air discharge direction from straight to end.
Guidelines for connecting ductwork, including transition pieces and acoustic insulation.
Recommendations for introducing outside air into the return air system for ventilation.
Overview of electrical requirements, wiring compliance, and component connections.
Specific instructions for setting up the unit for 230-volt power supply.
Details on fan motor wiring, speed selection, and connections.
Specifies the acceptable ambient and air temperature ranges for unit operation.
Defines the acceptable entering water temperature ranges for cooling and heating modes.
Details on specific conditions and settings recommended for initial unit start-up.
Lists the minimum and maximum acceptable operating voltages for the unit.
Illustrates the internal wiring for units equipped with the Mark IV/AC control system.
Shows the wiring schematic for units using the MicroTech 2000 controller.
Presents the wiring schematic for units controlled by the BACnet WSHP controller.
Explains the features and operation of the Mark IV/AC control board.
Describes the functionality and operation of the MicroTech 2000 control system.
Details the features and operational modes of the BACnet WSHP control system.
Wiring diagrams and instructions for connecting 7-day programmable thermostats.
Wiring diagrams and instructions for connecting non-programmable thermostats.
Guidance on installing and wiring an optional remote sensor for temperature monitoring.
Information on using the auxiliary relay for fault signals or unit operation indicators.
Details on controlling up to three units from a single thermostat using a control board.
Details on controlling up to two units from a single thermostat using a control board.
Instructions for installing and wiring a motorized valve and associated relay.
Information on the Boilerless System Kit for controlling remote duct heaters.
Details on installing and wiring the pump restart relay kit for system pump control.
How to configure output signals for scheduled operation on MicroTech 2000 units.
How to use the auxiliary heat output for remote electric heaters.
How to use outputs to control a remote fresh air damper.
How to use outputs to control a motorized water valve.
Explanation of the functions of each pin on the 14-position terminal strip.
Description of the LED indicators and their meaning for unit status and faults.
General information and tips for using the Mark IV/AC control system.
A visual guide to diagnosing common WSHP problems and their solutions.
Details about R-410A refrigerant, its properties, and handling precautions.
A table correlating symptoms with refrigerant circuit conditions.
Diagram and explanation of the refrigerant flow during cooling operation.
Diagram and explanation of the refrigerant flow during heating operation.
General