Carrier ERVCCSVA Ventilation Hood User Manual


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3
BEFORE YOU REQUEST
A SERVICE CALL
S
Check the main power disconnect switch. Verify that the
circuit breakers are ON or that fuses have not blown. If you
must reset breakers or replace fuses, do so only once. Contact
your servicing dealer for assistance if the breakers trip or the
fuses blow a second time.
S
Check for sufficient airflow. Check air filters for
accumulations o f large particles. Check for blocked
exhaust--air grilles or ductwork. Keep grilles and duct work
open and unobstructed.
S
Check to see if the unit is calling for air exchange, or unit isin
defrost. When outdoor ambient temperature is below 23°F,
somedegreeofdefrostmodeis possible.Defrostlengthcould
be 5 to 20 minutes, depending on temperature and settings.
If your ERV still fails to operate properly, contact your servicing
dealer. Givehim your modeland serialnumber.With thisinforma-
tion, the dealer will be able to correct any problems.
Table 2—Recommended Humidity Settings
OUTSIDE TEMPERATURE DOUBLE---PANE WINDOWS TRIPLE---P ANE WINDOWS
50° F 10° C 55 percent 65 percent
32° F 0° C 45 percent 55 percent
14° F --- 10° C 35 percent 45 percent
--- 4° F --- 20° C 30 percent 45 percent
--- 22° F --- 30° C 25 percent 35 percent
DOOR IS
DETACHABLE
FILTERS ARE
REMOVABLE BY
PULLING STRAIGHT
OUT
ENERGY RECOVERY
CORE CAN BE REMOVED
BY PULLING STRAIGHT OUT
BRIEF CASE
TYPE LATCH
A99300
Fig. 3 -- Horizontal Application
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