3
TABLE OF CONTENTS
1. T
ECHNICAL
D
ATA
..................................................................................................................................4
1.1 A
IR
D
ISTRIBUTION
................................................................................................................................... 4
1.2 D
EFROST
C
YCLES
.................................................................................................................................... 4
2 I
NSTALLATION
..................................................................................................................................4-10
2.1 I
NSPECT
THE
C
ONTENT
OF
THE
B
OX
........................................................................................................... 4
2.2 U
NIT
D
OORS
.......................................................................................................................................... 4
2.3 L
OCATING
THE
U
NIT
................................................................................................................................. 5
2.4 P
LANNING
OF
THE
D
UCTWORK
................................................................................................................... 5
2.5 C
ALCULATING
D
UCT
S
IZE
......................................................................................................................... 5
2.6 I
NSTALLING
THE
D
UCTWORK
AND
R
EGISTERS
............................................................................................. 6-8
2.6.1
F
ULLY
D
UCTED
S
YSTEM
...................................................................................................................................6
2.6.2
E
XHAUST
D
UCTED
S
YSTEM
...............................................................................................................................7
2.6.3
S
IMPLIFIED
I
NSTALLATION
..................................................................................................................................8
2.7 C
ONNECTING
THE
D
UCTS
TO
THE
U
NIT
....................................................................................................... 9
2.8 I
NSTALLING
T
WO
E
XTERIOR
H
OODS
...........................................................................................................10
2.9 C
ONNECTING
THE
D
RAIN
.........................................................................................................................10
3. C
ONTROLS
....................................................................................................................................11-14
3.1 U
NITS
B
OOTING
S
EQUENCE
......................................................................................................................11
3.1.1
ERV140
ECM
AND
HRV160 ECM .............................................................................................................. 11
3.1.2
HRV160
.................................................................................................................................................... 11
3.2 I
NTEGRATED
C
ONTROL
.............................................................................................................................11
3.3 S
PEED
AND
D
EFROST
S
ETTINGS
FOR
ERV140 ECM
AND
HRV160 ECM U
NITS
........................................... 12
3.4 S
ETTING
E
XTENDED
D
EFROST
FOR
HRV160 U
NIT
...................................................................................... 12
3.5 E
LECTRICAL
C
ONNECTION
TO
M
AIN
C
ONTROL
............................................................................................ 13
3.5.1
E
LECTRICAL
C
ONNECTION
TO
VT8W M
AIN
W
ALL
C
ONTROL
................................................................................. 13
3.5.2
E
LECTRICAL
C
ONNECTION
TO
VT7W M
AIN
W
ALL
C
ONTROL
................................................................................. 13
3.5.3
E
LECTRICAL
C
ONNECTION
TO
VT4W M
AIN
W
ALL
C
ONTROL
................................................................................. 13
3.5.4
E
LECTRICAL
C
ONNECTION
TO
VT6W M
AIN
W
ALL
C
ONTROL
................................................................................. 13
3.6 E
LECTRICAL
C
ONNECTION
TO
O
PTIONAL
A
UXILIARY
C
ONTROLS
...................................................................... 14
4. E
LECTRICAL
C
ONNECTION
TO
THE
FURNACE
/AHU.................................................................................... 14
5. W
IRING
D
IAGRAMS
........................................................................................................................ 15-16
6. B
ALANCING
THE
UNIT
.......................................................................................................................... 17
6.1 W
HAT
Y
OU
N
EED
TO
B
ALANCE
THE
U
NIT
.................................................................................................. 17
6.2 P
RELIMINARY
S
TAGES
TO
B
ALANCE
THE
U
NIT
.............................................................................................. 17
6.3 B
ALANCING
P
ROCEDURE
.......................................................................................................................... 17
7. S
ERVICE
P
ARTS
................................................................................................................................. 18
8. T
ROUBLESHOOTING
........................................................................................................................19-22