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Armstrong International
221 Armstrong Blvd., Three Rivers, Michigan, 49093 - USA
armstronginternational.com/brain
Introduction
Safety
The Brain
®
DRV25 is a registered trademark of Armstrong Hot Water Group, a division of Armstrong International.
DRV25 features Rada Technology, Rada is a registered trademark of Kohler Mira Limited of Cheltenham, England.
The DRV25 is a digital recirculating valve for use as part of a warm water recirculation system within a commercial
installation.
A dedicated accompanying mobile app can monitor and control temperature limits, disinfection cycle and view
error logs. This product can be linked to external control and monitoring devices such as a Building Management
System. Data connections can be made via the dedicated BMS port.
Download the “SAGE
®
by Armstrong” mobile app from either the Apple
App Store or Google Play or scan the QR code.
• Applicable codes must be followed and supersede any other instructions.
Generally applicable codes in the US include:
• IPC (International Plumbing Code)
• Read this manual
• Improper installation or operation may cause a ood resulting in property
damage, personal injury, or death. Armstrong strongly recommends that
a qualied installer be used.
• Service must be performed by a qualied person.
• Improper installation, start-up, operation, maintenance, or service may
void the warranty.
Hot water or metal may cause scald burns. Skin exposure to 140°F water
or metal for only ve seconds may cause a second degree burn.
Icon Legend
If instructions are not followed:
- Injury or death and property damage are imminent
- Blessures ou décès et dégâts matériels imminents
- Injury or death and property damage are possible
- Blessures ou décès et dégâts matériels possibles
- Potential property damage, expensive repairs, and / or voiding the warranty may result
- Des dégâts matériels potentiels, des réparations onéreuses, et / ou une annulation de la
garantie peuvent survenir