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OPERATION
Boost mode
I
I
to enter boost mode, supply and exhaust air
• Press
Boo st
II
II
volume constant to 200 CFM.
• Boost on _ t ime setting (Default: 20 min)
Time
11
c=:J
to change the boost on time, and press
CD Press
11
to adjust (60, 50, 40, 3 0, 20, 10)
c:::�:=J"
0 Press
to confirm the setting
11
• Exit boost mode:
CD Timer finishes.
0 Press
I
again.
I
II
Boo st
II
I " to set supply and exhaust air volume, then
I
® Press
v e n t
II
ERV will exit boost mode.
( Note )
■
Boost air volume will constant to 180 CFM when outdoor
temperature<14 °F.
■
For more detailed information on "Boost features and
functions" please refer to the FV-20VEC1 manual.
Filter reset
• When the filter requires cleaning,
I
•Press
3 seconds to cancel the
I
Fil te r
II
11
after filter maintenance.
( Note )
For more information on filter
maintenance, please refer to
the FV-20VEC1 maintenance
label on the front panel.
TROUBLESHOOTING
• If product is malfunctioning, a fault code will display. Please reference the following
codes below.
Fault code
F01
Wall control communication error
F02
Cosmos communication error
F03
PCB board error
✓ Fil te r
11
Problem
T
11 _..
w ill di s pl ay.
II
✓
display
Filter
11
II
Filter maintenance
display
Please disconnect the power and contact the dealer
to check the wall control wiring connect
Please disconnect the power and contact the dealer
for repair
Please disconnect the power and contact the dealer
for repair
-9-
2 nn
F
2 nn
c
M
LIi.is,,,, UU""'""
' " '"' BBB'' BB
11
Boostoa 8Bmla
In/Out
Time
Set
OFF/ON
Filter
B
2 nn
cFM
2
UUsupp1y
' " '"' 888'' B8
Boostoa BBml a
In/Out
Time
Set
OFF/ON
Filter
888"" 888""
Vern
Su pp ly
ASHRAE
Action
F
c
M
%
'"
.._
T
""
CFM
UUExhaust
%RH
.&.
T
Exhaust
BB
min/h
FV-SW20VEC1
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