Make-up Air Blower Model SC1/SC2/SC3, SE1/SE2, DC1/DC2 and DE1/DE2
9
Preventative Maintenance Chart
MAINTENANCE ITEMS QUARTERLY HEATING SEASON COOLING SEASON
STANDARD EVAPORATIVE COOLERS
Evap/filter media
Check and clean. Check and clean. Check and clean.
Replace if necessary.
Replace every 5 yrs.
Evap pump/basket
Clean before start
of season.
Check for operation.
Evaporator pan
Check and clean. Drain and clean. Clean and fill.
Float valve assembly
Check operation. Turn off water supply. Turn on water and
check for proper
adjustment, 2" in pan.
Bleed off valve
Check for clogging. Assure proper
placement in drain
overflow pipe.
Belt adjustment
Check tension, wear
and adjustment.
Adjust as needed. Adjust as needed.
Water distribution
manifold
Clean and flush. Be sure to turn off
water supply & drain
water from system.
Clean & flush. Make
sure all distribution
points are free of any
obstructions.
Blower motor
Check amp draw, belt
tension & wear.
Check amp draw and
oil bearings.
Check amp draw &
oil bearings.
Drives, bearings
& pulleys
Check alignment &
bearing wear.
Check alignment &
bearing wear.
Check alignment &
bearing wear.
Fill & drain kits
Check corrosion
& leaks.
Ensure drain valve
opens, draining pan.
Ensure fill valve opens,
filling pan.
Tel: (800)-288-0892 • www.aresmakeupair.com
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