Weil-McLain Water & Steam Boilers 680

Smell near the floor for the gas odorant or any unusual odor

Is there any unusual odor detected near the floor?

Is a qualified service technician available to light the propane burner?

Check the odorant level of your gas periodically

Inspect boiler and system to ensure all gas piping is leak-tight

Consultation with Propane Supplier

Lock open flue transition damper

Refer to burner manual for start-up and service

Let burner advance to high fire and heat boiler to design conditions

Adjust burner for 12% (± ¼%) CO₂ for No. 2 fuel oil, 0 smoke

Adjust burner for 9 – 10% CO₂ natural gas; CO in flue gas not to exceed 50 ppm (0.01%)

Adjust damper assembly to ensure 0.1" W.C. positive pressure at test opening

Tighten screws to secure damper assembly in position

Plug test opening with 3/8" bolt provided with damper assembly

Adjust barometric draft control to design conditions

Ensure boiler is sealed gas-tight to prevent flue gas leakage

Handle ceramic fiber and fiberglass materials with care

Remove boiler jacket side and top panels

Start burner and observe all sealing points

Chalk mark any areas not gas-tight

Use silicone sealant on section flueways for all chalk-marked areas

Ensure all newly installed steam boilers are cleaned to remove oil

Verify no petroleum-based cleaning or sealing compounds are used in the boiler system

Remove 1½” plug from skim tapping “A” and provide 1½” skim piping to floor drain

Raise waterline to midpoint of skim piping

Fire burner to maintain temperature below steaming rate

Feed in water to maintain water level and cycle burner to prevent rise in steam pressure

Is the discharge clear after skimming for several hours?