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8508 OPERATOR'S MANUAL – SECTION 7
7 Maintenance
Simple maintenance can be performed by the user
to help keep the equipment operational. The fol-
lowing routine maintenance is designed to prevent
problems before they occur. See the Trouble-
shooting section, for recommendations for re-
storing the equipment to operation after an error
condition has occurred.
Preventative maintenance is recommended after
the first 250 hours of operation, and every three
months or 250 hours thereafter. If the equipment
environment is dirty or dusty, preventative mainte-
nance should be performed more frequently.
ELECTRIC SHOCK HAZARD.
Follow these safety precautions before
starting maintenance procedures or
opening the amplifier's back access
door:
• Disconnect the AC power supply.
• Wait at least 3-5 minutes after
disconnecting AC power before
opening the access door.
• Wear safety goggles.
• Contact AE Techron Technical
Support for any questions or
concerns.
7.1 Clean Amplifier Filter and Grills
7.1.1 Tools Required
The recommended equipment and supplies
needed to perform the functions required for this
task are described as follows.
96-8005549_3-18-21
WARNING
Information subject to change
•
Vacuum cleaner
Damp cloth (use water only or a mild soap
•
diluted in water)
To ensure adequate cooling and maximum ef-
ficiency of the internal cooling fans, the amplifier's
front and rear grills should be cleaned periodically.
To clean the amplifier grills and filter, complete the
following steps:
1. Turn the amplifier OFF. Disconnect the ampli-
fier from its power source.
2. The front grill for each amplifier module is
secured to the module front panel by magnets.
Pull out on the grill to release each one from
the front panel.
3. Remove the filter located behind the front grill.
4. Using a vacuum cleaner, vacuum the front
ventilation grill and the grill filter.
5. Using a damp cloth, clean the amplifier mod-
ule's front panel. Also use the damp cloth to
clean the front grill and filter. If necessary,
these can be immersed in warm, soapy water.
6. Open the back access door on the amplifier.
Using a vacuum cleaner, vacuum the area
around the amplifier modules and the back
ventilation exit grill of each module.
7. Using a damp cloth, clean all amplifier mod-
ule's rear ventilation grills.
8. Dry the front panels, back panels, filters, and
grills with a clean cloth or allow to air dry.
IMPORTANT: All parts should be completely
dry before plugging in or restarting the
amplifier.
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