Lochinvar 497 - 2067 3 Combustionair filter Models, 4 Combustionair filter Models, Notice

Installation & Service Manual

1 Determine unit location (continued)

Figure 1-3_Combustion air filter_ Models 497 - 747 Figure 1-4_Combustion air filter_ Models 987 - 2067

NOTICE

CAUTION

During construction the air filter should be checked more frequently to ensure it does not become clogged with construction dirt and debris.

Sustained operation of an appliance with a clogged burner may result in nuisance operational problems, bad combustion, and non-warrantable component failures.

Combustion air filter

This unit has a standard air filter located at the combustion air inlet. This filter helps ensure clean air is used for the combustion process. Check this filter every month and replace when it becomes dirty. The filter size on Models 497 - 747 is 12" x 12" x 1" (30.5cm x 30.5cm x 2.5cm) and 16" x 16" x 1" (40.6cm x 40.6cm x 2.5 cm) on Models 987 - 2067. You can find these commercially available filters at any home center or HVAC supply store.

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