AERCO Innovation (G-10-1350 to G-11-0563) - Manual (Page 64)

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Innovation Series Water Heaters Chapter 6
OMM-0079_0B USER MANUAL Maintenance
Page 64 of 200 AERCO International, Inc. · 100 Oritani Dr. · Blauvelt, NY 10913 · Ph.: 800-526-0288
07/21/11
13. Disconnect the exhaust temperature sensor (Figure 6-3) by unscrewing it from the exhaust manifold.
14. While supporting the exhaust manifold, remove the two (2) side nuts (Figure 6-5) securing the manifold
to the heat exchanger. Loosen, but DO NOT REMOVE the third nut nearest to the front of the unit.
15. Remove the exhaust manifold (44085) from the unit.
16. Inspect the exhaust manifold and burner assemblies for debris. Clean out debris as necessary.
17. Using a flashlight, inspect the combustion chamber liner (161151) shown in Figure 6-5. Replace the
liner if there is evidence of cracking or warping.
18. This completes the fireside inspection of the unit.
Figure 6-4. Innovation Heater – Partial Left-Side View
Figure 6-5. Innovation Heater – Partial Cut-Away View