UTICA BOILERS SFH-3085 Installation, Operation & Maintenance Manual page 14

Figure #12 - Recommended Piping For Boilers Equipped With T3 Or T4 Tankless Heater
!
DANGER
Water temperatures exceeding 125°F will cause
severe burns instantly or death by scalding.
• Automatic mixing valve must be installed on outlet
of domestic coil. Installation must comply with valve
manufacturer's recommendations, and instructions.
• Do not remove bolts or limit at time of installation.
• Pipe in accordance with boiler's Installation, Operation
and Maintenance Manual.
• Due to varying water conditions, adjustable flow
restricter must be installed in cold water inlet of this
coil.
CONNECTING SUPPLY AND RETURN PIPING
14