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Figure 75
Rinnai Tankless Water Heater Installation and Operation Manual 79
CLEANING
1. Power OFF the water heater
• Push the “On/O” button located on the right-hand side of the controller. The display will go blank
when the power is o.
2. Remove the front panel.
• Remove the four screws securing the front panel.
• Remove the front panel and locate the lter at the upper right-hand corner of the water heater.
• Remove the air lter by pulling out the “FILTER Pull to Clean” tab
3. Clean the Air Filter
• With mild dish soap and a soft bristle brush, scrub the lter area of the air lter door.
• With clean water, rinse the soap o the lter.
4. Dry the Air Filter: With a lint free towel, dry the air lter.
5. Inspect and Replace the Air Filter
• Inspect the air lter for any debris that may restrict air ow to the water heater.
• If the lter still appears dirty repeat the cleaning steps.
• Replace the air lter.
6. Power ON the water heater.
Do not operate this water heater if the air lter is not in place.
NOTE
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