3
TABLE OF CONTENTS
1. TECHNICAL DATA ...............................................................................................................4
1.1 AIR DISTRIBUTION (NORMAL OPERATION) .............................................................................................4
2. INSTALLATION ....................................................................................................................4
2.1 LOCATING AND MOUNTING THE UNIT .....................................................................................................4
2.2 INSTALLING THE DUCTWORK AND THE REGISTERS .............................................................................6
2.2.1 F
ully
D
ucteD
S
yStem
(t-1) (t
hiS
conFiguration
allowS
recirculation
moDe
to
operate
.) ............................6
2.2.2 e
xhauSt
D
ucteD
S
yStem
(t-2) (t
hiS
conFiguration
allowS
recirculation
moDe
to
operate
.) .......................6
2.2.3 S
impliFieD
i
nStallation
(t-4) (t
hiS
conFiguration
DoeS
not
allow
recirculation
moDe
to
operate
.) ..............7
2.3 CONNECTING THE DRAIN (HRV ONLY) ....................................................................................................8
2.4 INSTALLING DUAL EXTERIOR HOOD USING TANDEM
®
TRANSITION KIT (OPTIONAL) .......................8
2.5 INSTALLING THE EXTERIOR HOODS .......................................................................................................9
2.6 CONNECTING THE DUCTS TO THE UNIT .................................................................................................9
2.6.1 D
uctS
c
onnection
................................................................................................................................. 10
3. CONNECTIONS .................................................................................................................11
3.1 ELECTRICAL CONNECTION TO OPTIONAL MAIN WALL CONTROL .................................................... 11
3.1.1 e
lectrical
c
onnection
to
S
peeD
, D
ehumiDiStat
or
a
utomatic
o
ptional
m
ain
w
all
c
ontrol
.........................
11
3.1.2 e
lectrical
c
onnection
to
a
DvanceD
o
ptional
m
ain
w
all
c
ontrol
..............................................................
11
3.2 ELECTRICAL CONNECTION TO OPTIONAL AUXILIARY WALL CONTROL ........................................... 12
3.2.1 e
lectrical
c
onnection
to
20-40-60 o
ptional
a
uxiliary
w
all
c
ontrol
.......................................................
12
3.2.2 e
lectrical
c
onnection
to
D
ry
c
ontact
o
ptional
a
uxiliary
w
all
c
ontrol
(
e
.
g
. c
rank
t
imer
) .....................
12
3.3 CONNECTION TO THE CENTRAL FORCED-AIR SYSTEM ..................................................................... 13
3.3.1 u
nit
o
peration
u
Sing
a
D
ry
c
ontact
c
onnection
................................................................................... 13
3.3.2 u
nit
i
nterconnection
with
c
entral
F
orceD
-a
ir
S
yStem
(r/c/g/g
F
) ....................................................... 13
3.3.3 S
ynchronization
with
c
entral
F
orceD
-a
ir
S
yStem
F
unction
................................................................... 13
4. WIRING DIAGRAM ............................................................................................................14
5. NAVIGATION ON LCD SCREEN .......................................................................................15
5.1 DISPLAY ON LCD SCREEN ...................................................................................................................... 16
5.2 UNIT FIRST BOOT ..................................................................................................................................... 16
5.3 SETTINGS MODIFICATION ....................................................................................................................... 16
5.3.1 p
roceDure
to
m
oDiFy
min
cFm
S
etting
.................................................................................................... 16
5.3.2 p
roceDure
to
m
oDiFy
max
cFm
S
etting
................................................................................................... 16
5.3.3 p
roceDure
to
m
oDiFy
o
ptionS
S
etting
................................................................................................... 16
5.3.4 p
roceDure
to
m
oDiFy
i
nDepenDent
a
irFlowS
S
etting
.............................................................................. 16
5.4 FACTORY SETTINGS RESET ................................................................................................................... 17
6. USING THIS UNIT ..............................................................................................................17
6.1 YOUR VENTILATION SYSTEM .................................................................................................................. 17
6.2 INTEGRATED CONTROL .......................................................................................................................... 17
6.3 AHU MODE DISPLAY ................................................................................................................................ 17
7. SERVICE PARTS ................................................................................................................18
8. INSTALLER’S TROUBLESHOOTING ...............................................................................20
9. MAINTENANCE .................................................................................................................23
9.1 QUARTERLY ..............................................................................................................................................23
9.2 ANNUAL (AT FALL) ....................................................................................................................................24
10. USER’S TROUBLESHOOTING .......................................................................................24
11. WARRANTY ......................................................................................................................25