Laars mascot ft MFTHW, Installation And Operation Instructions Manual

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LAARS Heating Systems
Page 78
9.2 Final Check Lists
(continued)
Final check : Connecting the power supply
• Please check that the power is 120V AC.
• Have you checked the polarity of the electrical connection?
Final check : Pressure relief valve
• Have you installed an approved pressure relief valve on the boiler?
• Is the pressure relief valve of CH Plumbing at least 1˝ in diameter?
• Is the pressure relief valve of DHW Plumbing at least 3/4˝ in diameter?
• Have you installed the pressure relief valve on the hot water outlet pipe near the Boiler?
Final check : Burner flames
• The burner flame must be checked periodically for a constant proper blue color.
• If the flame does not appear normal, the burner may need to be cleaned.
• If the burner needs to be cleaned, it must be performed by a qualified service technician.
Sight Glass
Blue flame