Watts Benchmark Aerco OMM-0122 Installation And Start-Up Manual page 88

Benchmark 750-3000 Boiler Installation & Startup Manual
SECTION 5 – SAFETY DEVICE TESTING
Water Temperature Fault Test Instructions
Figure 5-5b: Temperature Limit Switch Location – BMK 750-1000
OMM-0121_D • GF-205 • 5/9/2019
Manual Reset button for
Temperature Manual
Limit Switch Temperature Limit
Switch
Adjustable Temperature
Limit switch (auto-rest)
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
Digital Over-
Temperature
Limit Controller
Page 88 of 122