Crown Boiler AWI037 Installation Instructions Manual page 25

20) After the boiler has operated for approximately 30 minutes, check the boiler and heating system piping for leaks.
Repair any leaks found at once.
21) Inspect the vent system for flue gas leaks. Repair any leaks found before leaving the boiler in operation.
FIGURE 20: STANDING PILOT FIGURE 21: INTERMITTENT IGNITION
BURNER FLAME PILOT BURNER FLAME
FIGURE 23: MAIN BURNER FLAME - 50mm
FIGURE 22: MAIN BURNER FLAME - 1" BURNERS
("HIGH ALTITUDE") BURNERS
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