Care & Maintenance - Mark Levinson 434 Owner's Manual

Troubleshooting & Maintenance
3-4
Care & Maintenance
The Nº436/434 requires routine care and maintenance to ensure
optimal performance. The bulleted items included in this section
indicate maintenance procedures that should be performed on a
regular basis.
Note
Failure to perform the maintenance procedures included in this section
may void the manufacturer' s warranty and/or standard repair policies.
• Use a feather duster or a low-pressure blower to remove dust
from the Nº436/434 exterior surface.
• Use a soft, lint-free cloth to remove dirt and fingerprints from
the Nº436/434 exterior surface.
with steel wool or metal polish.
–
–
Caution!
DO NOT
face. Doing so may damage electrical components.
• Refer to "Installation Considerations" for information about
preventative maintenance.
If needed, this cloth can be dampened with isopropyl
DO NOT
alcohol. dampen the cloth with Benzene,
acetone-based cleaners, and other commercial cleaners.
Wipe the Nº436/434 exterior surface in the same direction
as the grain of the brushed aluminum.
apply liquid directly to the Nº436/434 exterior sur-
Mark Levinson
DO NOT
use a cloth made