Dunkirk DKVLT-050 Installation, Operation & Maintenance Manual page 45

• Remove ¼-20 hex flange nuts securing condensate
collector to heat exchanger using 7/16" deep well
socket. See figures 11-3 & 11-4.
• Remove condensate collector assembly from heat
exchanger and flue pipe.
• Flush collector and condensate trap with water.
• Follow Burner Inspection Kit instructions to reassemble
boiler and resume operation.
11 - GENERAL MAINTENANCE AND CLEANING
45