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Initial Sta rt-up and Service

Service P rocedure Overview

Service steps

1. Shut down heating system Page 38...................................................................................................................................

2. Clean heat exchanger Page 38.............................................................................................................................................

3. Check flue pipe and side wall v ent termination Page 40..............................................................................................

4. Check press ure relief valve and system pressure Page 40.........................................................................................

5. Check for leaks Page 40........................................................................................................................................................

6. Check for proper combustion air supply and ventilation to the boiler Page 41.....................................................

7. Ensure no combustible materials or chemicals are stored near the boiler Page 41.............................................

8. Check high limits, pumps and low water cut-off Page 41...........................................................................................

9. Check for gas-tight connection of gas piping, unions, gas valve and manifold Page 41...................................

10. Check proper ignition and gas burner operation Page 41..........................................................................................

11. Perform combustion test Page 41....................................................................................................................................

5167 450 v1.4