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General| Brand | Armstrong |
|---|---|
| Model | The Brain DRV25 |
| Category | Control Unit |
| Language | English |
Instructions for qualified personnel and compliance with plumbing codes.
Illustrates the piping diagram for a single DRV25 unit installation.
Illustrates the piping diagram for a dual DRV25 unit installation.
Illustrates the piping diagram for a DRV25 group shower installation.
Details grounding, power connection, and verifying the initial power-up sequence.
Directs user to follow subsequent instructions for commissioning.
Steps for powering off, flooding the system, and powering on the DRV25.
Guides on pairing the DRV25 with the SAGE® mobile app.
Stresses reading and understanding the thermal disinfection process and warnings.
Warns against exceeding temperature limits and highlights scalding hazards.
Details disabled alerts, supervisor duties, and cool down procedures.
Verify setpoints/timeout and navigate to the Disinfection tab.
Lists critical safety precautions before disassembling the DRV25.
Instructs to isolate electrical/water supplies and allow hot water to cool.
General section on DRV25 error codes and their meanings.
Covers battery, motor, PCB, thermistor, and over-temperature errors.
Lists common operational problems and their likely causes and solutions.
Provides checks for discharged, disconnected, or corroded batteries.
Indicates required maintenance and lists symptoms of motor/cable loom failure.
Guides on checking connections, dirt, motor, and belts for motor errors.
Lists terminal errors indicating irreversible PCB failure.
Lists recoverable errors potentially fixable by power cycling the unit.
Guides on checking connections, thermistors, and replacing the thermistor loom.
Guides on checking temperature limits, seals, mechanism, and thermistor loom.
Addresses blend temperature rise during zero demand and its causes.
