2
INDEX
Replacement Parts ............................................................................................................................................................. 3
O
RDERING
P
ARTS
.............................................................................................................................................. 3
Safety Instructions ............................................................................................................................................................. 3
Unit location ........................................................................................................................................................................ 4
A
LL
I
NSTALLATIONS
: ........................................................................................................................................... 4
G
ROUND
L
EVEL
I
NSTALLATIONS
O
NLY
: .................................................................................................................. 4
R
OOFTOP
I
NSTALLATIONS
O
NLY
: ........................................................................................................................... 4
R
OOF
C
URB
I
NSTALLATIONS
O
NLY
: ....................................................................................................................... 5
General Information ........................................................................................................................................................... 5
T
RANSPORTATION
D
AMAGE
................................................................................................................................... 6
Rigging Details ................................................................................................................................................................... 6
Gas piping ........................................................................................................................................................................... 6
H
IGH
A
LTITUDE
D
ERATE
(U.S. I
NSTALLATIONS
O
NLY
) ............................................................................................... 6
P
IPING
............................................................................................................................................................. 6
G
AS
P
IPING
C
HECKS
.......................................................................................................................................... 7
Propane Gas Installations .................................................................................................................................................. 7
T
ANKS
AND
P
IPING
............................................................................................................................................. 8
Electrical Wiring ................................................................................................................................................................. 8
T
HERMOSTAT
L
OCATION
....................................................................................................................................... 8
U
NIT
V
OLTAGE
................................................................................................................................................... 9
H
EAT
A
NTICIPATOR
S
ETTING
.................................................................................................................................. 9
Circulating Air and Filters ................................................................................................................................................ 10
A
IRFLOW
C
ONVERSION
...................................................................................................................................... 10
D
UCTWORK
...................................................................................................................................................... 10
F
ILTERS
.......................................................................................................................................................... 10
Venting ............................................................................................................................................................................... 11
F
LUE
H
OOD
I
NSTALLATION
...................................................................................................................................11
Condensate Drain .............................................................................................................................................................. 11
C
ONDENSATE
D
RAIN
C
ONNECTION
........................................................................................................................ 11
Normal sequences of operation ....................................................................................................................................... 11
H
EATING
.......................................................................................................................................................... 11
C
OOLING
......................................................................................................................................................... 11
F
AN
O
NLY
...................................................................................................................................................... 12
Startup, Adjustments, and Checks .................................................................................................................................. 12
H
EATING
S
TARTUP
............................................................................................................................................ 12
C
OOLING
S
TARTUP
........................................................................................................................................... 15
Troubleshooting ................................................................................................................................................................ 15
I
GNITION
C
ONTROL
E
RROR
C
ODES
...................................................................................................................... 15
A
BNORMAL
O
PERATION
- H
EATING
.................................................................................................................... 16
A
BNORMAL
O
PERATION
- C
OOLING
................................................................................................................... 16
Maintenance ..................................................................................................................................................................... 17
F
ILTER
R
EPLACEMENT
OR
C
LEANING
.................................................................................................................... 17
C
ABINET
F
INISH
M
AINTENANCE
........................................................................................................................... 17
C
LEAN
O
UTSIDE
C
OIL
(Q
UALIFIED
S
ERVICER
O
NLY
) ............................................................................................. 17
C
ONDENSER
, E
VAPORATOR
,
AND
I
NDUCED
D
RAFT
M
OTORS
..................................................................................... 17
F
LAME
S
ENSOR
(Q
UALIFIED
S
ERVICER
O
NLY
) ...................................................................................................... 17
F
LUE
P
ASSAGES
(Q
UALIFIED
S
ERVICER
O
NLY
) ..................................................................................................... 17
C
LEANING
F
LUE
P
ASSAGES
(Q
UALIFIED
S
ERVICER
O
NLY
) ...................................................................................... 17
M
AIN
B
URNER
F
LAME
(Q
UALIFIED
S
ERVICER
O
NLY
) .............................................................................................. 18
C
LEANING
B
URNERS
......................................................................................................................................... 18
Accessories and Functional Parts ................................................................................................................................... 18
S
HEET
M
ETAL
A
CCESSORIES
.............................................................................................................................. 18
F
UNCTIONAL
P
ARTS
.......................................................................................................................................... 18
G
ENERAL
I
NFORMATION
..................................................................................................................................... 18
Ignition Control Diagnostic Indicator Chart .................................................................................................................... 19
Heating Timing Chart ....................................................................................................................................................... 19
Cooling Timing Chart ....................................................................................................................................................... 19
APPENDIX ......................................................................................................................................................................... 20
Wiring Diagrams .......................................................................................................................................................... 21-36
Minimum Clearances ....................................................................................................................................................... 37
Recommended Filter Sizes ............................................................................................................................................. 37
