SUB ZERO 500 SERIES
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To insure proper performance the cleaning of your SubZero unit's condenser is required. This should be performed every 3 to 6 months under normal use. To clean, remove grille.
Standard Grille Removal Models 532, 542, 561, 511 and 550: Remove center grille screw. Tilt the grille forward at the top and release the spring(s) from behind the grille and lift off. To reinstall, reverse procedure.