MAINTENANCE AND TROUBLESHOOTING PROCEDURE
MAINTENANCE
WARNING
Turn the POWER OFF to the unit be- fore servicing or cleaning.
Service should be performed by a qualified service agency. An annual sys- tem check is recommended. EMI units are designed and constructed for reliability and long life with minimal maintenance. To insure peak operating effi ciency:
1.Clean air fi lter(s) on a monthly basis:
a)The filter(s) are accessed by removing the air intake access grille(s).
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2.Remove the fi lter by carefully twisting and lifting to clear the retaining clips.
3.Lift the fi lter off the grille. Place fi lter on a fl at surface and vacuum any away dust and debris (vacuum all fi lters and grills), also vacuum any accessable parts on the unit.
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4.Replace the fi lter by sliding un retainer clips.
5.Or use a garden hose:
•Remove the grille and fi lter and hose off.
•Let fi lter(s) and grille(s) dry before replacing.
Allowing dust to collect on the filter will cause the unit to lose efficiency and may eventually malfunction.
6.The unit may be wiped with a damp cloth when needed.
7.Be sure to replace fi lters and grill before running the unit.
Note: Do not run the unit without the filter(s) or the grille(s).
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