McDonnell & Miller RB-122E Control
McDonnell & Miller RB-122E 120Vac, 3/4" NPT, Auto Reset Residential Low Water Cut Off for Hot Water Boilers with Test Switch (Part Number 144676)
QUESTIONS & ANSWERS
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at what torque should be used when replacing a low water cut off probe on a model RB 122E unit part # 144676? John
Please see installation instruction manual here.