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General| Type | Air-Cooled Scroll Chiller |
|---|---|
| Brand | McQuay |
| Refrigerant | R-410A |
| Compressor Type | Scroll |
| Frequency | 60 Hz |
| Capacity | 20 to 130 tons |
Details the physical arrangement of components on the control panel.
Provides critical safety warnings including danger, warning, and caution statements.
Illustrates the components and layout of the unit's power panel.
Details the physical composition of the MicroTech III control system, including modules.
Lists and defines all analog and digital inputs and outputs for the unit controller.
Details I/O configurations for various extension modules like compressor, EXV, and fan.
Covers setpoint values, ranges, auto adjustments, and dynamic defaults.
Covers unit enablement, operational modes, and control states.
Defines unit operational states, displayed statuses, and evaporator pump control.
Explains compressor staging, capacity control, and ice mode operation.
Details how limits affect capacity and the soft load function for demand management.
Outlines circuit availability, starting conditions, and normal shutdown procedures.
Details compressor capacity adjustment, manual control, and operational limits.
Describes the process of staging condenser fans based on temperature.
Covers preopen, startup, normal, and manual operation of the EXV.
Covers signaling, clearing, and logging of alarms and events.
Lists and explains critical alarms like flow loss, freeze protection, pressure, and sensor faults.
Explains how to navigate menus, manage passwords, and edit settings.
Details the specifications for the unit's communication interface and operating environment.
Covers seasonal and temporary startup/shutdown steps, including safety precautions.
Details general checks, compressor care, lubrication, and component maintenance.
Glossary of technical terms and acronyms used in the manual.
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