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Describes the initial 60-second delay during chiller startup.
Indicates the unit is shut down due to a user-set schedule.
Displays when the Run/Stop switch is turned off, disabling relays.
Indicates no flow detected through the evaporator, disabling relays.
Signals a lost connection with an I/O expansion board.
Shows the unit is at the target temperature and maintaining it.
Indicates the unit needs fewer cooling levels and is reducing capacity.
Shows the unit needs more cooling levels and is increasing capacity.
Displays when all cooling levels are disabled and the unit is not running.
Indicates all cooling levels are active and the unit is at full capacity.
Signals a critical situation causing harm to the chiller.
Triggers if fluid out temperature drops below Setpoint #111.
Trips if suction superheat falls below Setpoint #17 for a set time.
Trips if discharge pressure rises above Setpoint #81.
Trips if discharge pressure drops below Setpoint #85.
Trips if suction pressure drops below Setpoint #77 or #80.
Trips if the Flow Switch on the evaporator detects no flow.
Triggers if the chiller loses phase, causing temporary shutdown.
Displays when the Emergency Stop Switch has been turned on.
Displays when discharge superheat drops below Setpoint #84.
Displays when discharge temperature is above Setpoint #87.
Indicates high motor temp or lack of compressor proof signal.
Displays when compressor amperage rises above Setpoint #75.
Displays when compressor amperage drops below Setpoint #76.
Indicates issues with oil filter or oil pressure differential.
Displays when the digital input for oil float is ON.
Occurs when a sensor input is not receiving feedback.
Troubleshooting steps for control board power and functionality issues.
Steps to diagnose and resolve issues with relay outputs.
Troubleshooting for communication loss with I/O expansion boards.
Procedures for diagnosing and fixing a non-responsive keypad.
Guides for troubleshooting pressure, temperature, and amperage sensors.
Specific steps for diagnosing pressure sensor issues.
Specific steps for diagnosing temperature sensor issues.
Specific steps for diagnosing amperage sensor issues.
Instructions for calibrating various sensors on the unit.
Visual guide to the physical locations of sensors on the chiller.
Diagrams illustrating the correct wiring for sensors and switches.
Troubleshooting guide for common phase monitor fault conditions.
Instructions on how to access the system using supervisor password.
Steps to enable or disable the unit's run/stop functionality.
Procedures for resetting the emergency stop switch.
Instructions for modifying the unit's date and time settings.
Guide to configuring the unit's daily operating schedules.
Instructions for setting up special holiday operating schedules.
General| Brand | DRAKE |
|---|---|
| Model | MCS-Magnum |
| Category | Controller |
| Language | English |
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