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03
6
-
2
1
6
8
7
-00
2
-
A
-1105
Unit
a
ry Products Group
45
OPTIONAL OUTDOOR AIR
(
S
h
a
ll be
ma
de
a
v
a
il
a
ble by
either/or):
•
ELECTRONIC ENTHALPY AUTOMATIC ECONO-
MIZER
- Outdoor
a
nd return
a
ir d
am
pers th
a
t
a
re inter-
locked
a
nd positioned by
a
fully-
m
odul
a
tin
g
, sprin
g
return d
am
per
a
ctu
a
tor. The
ma
xi
m
u
m
le
a
k
ag
e r
a
te for
the outdoor
a
ir int
a
ke d
am
pers sh
a
ll not exceed
2
%
w
hen d
am
pers
a
re fully closed
a
nd oper
a
tin
g
aga
inst
a
pressure differenti
a
l of 0.5 IWG.
A
unit-
m
ounted potenti-
o
m
eter sh
a
ll be provided to
a
djust the outdoor
a
nd return
a
ir d
am
per
a
sse
m
bly to t
a
ke in CFM of outdoor
a
ir to
m
eet the
m
ini
m
u
m
ventil
a
tion require
m
ent of the condi-
tioned sp
a
ce durin
g
nor
ma
l oper
a
tion. Durin
g
econo-
m
izer oper
a
tion,
a
m
ixed-
a
ir te
m
per
a
ture control sh
a
ll
m
odul
a
te the outdoor
a
nd return
a
ir d
am
per
a
sse
m
bly to
prevent the supply
a
ir te
m
per
a
ture fro
m
droppin
g
belo
w
55°F. Ch
a
n
g
eover fro
m
co
m
pressor to econo
m
izer oper-
a
tion sh
a
ll be provided by
a
n inte
g
r
a
l electronic enth
a
lpy
control th
a
t feeds input into the b
a
sic
m
odule. The out-
door int
a
ke openin
g
sh
a
ll be covered
w
ith
a
r
a
in hood
th
a
t
ma
tches the exterior of the unit. W
a
ter eli
m
in
a
tor/fil-
ters sh
a
ll be provided.
S
i
m
ult
a
neous econo
m
izer/co
m
-
pressor oper
a
tion is
a
lso possible. D
am
pers sh
a
ll fully
close on po
w
er loss.
•
MOTORIZED OUTDOOR AIR DAMPERS
- Outdoor
a
ir
d
am
pers
a
re positioned by
a
2
-position, sprin
g
-return
d
am
per
a
ctu
a
tor. The
ma
xi
m
u
m
le
a
k
ag
e r
a
te for the out-
door
a
ir int
a
ke d
am
pers sh
a
ll not exceed
2
%
w
hen
d
am
pers
a
re fully closed
a
nd oper
a
tin
g
aga
inst
a
pres-
sure differenti
a
l of 0.5 IWG.
A
unit-
m
ounted potentio
m
e-
ter sh
a
ll be provided to
a
djust the outdoor d
am
per
a
sse
m
bly to t
a
ke in the desi
g
n CFM of outdoor
a
ir to
m
eet the ventil
a
tion require
m
ents of the conditioned
sp
a
ce durin
g
nor
ma
l oper
a
tion. Whenever the indoor f
a
n
m
otor is ener
g
ized, the d
am
pers open up to one of t
w
o
pre-selected positions - re
ga
rdless of the outdoor
a
ir
enth
a
lpy. D
am
pers return to the fully closed position
w
hen the indoor f
a
n
m
otor is de-ener
g
ized. D
am
pers
sh
a
ll fully close on po
w
er loss.
OTHER PRE-ENGINEERED ACCESSORIES AVAILABLE
•
ROOF CURB
- 14"
a
nd 8
”
hi
g
h, full peri
m
eter curb
w
ith
w
ood n
a
iler (shipped knocked-do
w
n).
•
BAROMETRIC RELIEF DAMPER
- Cont
a
ins
a
r
a
in
hood,
a
ir inlet screen, exh
a
ust d
am
per
a
nd
m
ountin
g
h
a
rd
wa
re. Used to relieve intern
a
l
a
ir pressure throu
g
h
the unit.
•
PROPANE CONVERSION KIT
- Cont
a
ins ne
w
orifices
a
nd
ga
s v
a
lve p
a
rts to convert fro
m
n
a
tur
a
l to L.P.
ga
s.
One per unit required.
•
HIGH ALTITUDE - NATURAL GAS
- Cont
a
ins orifices
required for
a
pplic
a
tions bet
w
een
2
000
a
nd
6
000 feet
a
ltitude.
•
HIGH ALTITUDE - PROPANE GAS
- Cont
a
ins orifices
required for
a
pplic
a
tions bet
w
een
2
000
a
nd
6
000 feet
a
ltitude. Must be used
w
ith prop
a
ne conversion kit.
•
LOW NOX
- Required to reduce the e
m
ission of nitro
g
en
oxides belo
w
40 n
a
no
g
r
am
s per joule.
•
GAS PIPING
- Cont
a
ins 1/
2”
pipe nipples, fittin
g
s
a
nd
ga
s cock (includin
g
p
a
nel
a
ssess
ga
skets) required for
botto
m
ga
s supply connection
w
ith extern
a
l shut off.
•
POWER EXHAUST OPTION
- To
w
ork in conjunction
w
ith econo
m
izers.
•
ELECTRIC HEATERS
•
ECONOMIZER/MOTORIZED DAMPER RAIN HOOD
-
Cont
a
ins
a
ll hood p
a
nels
a
nd the h
a
rd
wa
re for
a
sse
m
-
blin
g
.
•
MANUAL OUTDOOR AIR DAMPER
•
COIL GUARD KIT
- Gu
a
rd for coolin
g
coil.
•
HAIL GUARD
•
FLUE EXHAUST EXTENSION
OTHER FACTORY INSTALLED OPTIONS
•
POWER EXHAUST OPTION
- To
w
ork in conjunction
w
ith econo
m
izers.
•
STAINLESS STEEL HEAT EXCHANGER
•
STAINLESS STEEL DRAIN PAN
•
BOTTOM DRAIN CONNECTION
•
TECHNICOAT PHENOLIC COATED CONDENSER
AND EVAPORATOR COIL
•
ELECTRONIC SINGLE ENTHALPY ECONOMIZER
•
DIRTY FILTER SWITCH
•
PHASE MONITOR
•
COIL GUARD
•
POWERED GFI CONVENIENCE OUTLET
•
NON-POWERED GFI CONVENIENCE OUTLET
•
BAS CONTROLS (
Simplicity
™ INTELLI-Comfort™,
CPC, JOHNSON, HONEYWELL, NOVAR)
•
BAS READY ECONOMIZER (BELIMO ACTUATOR
WITHOUT A CONTROLLER)
•
HINGED FILTER DOOR ACCESS AND TOOLESS
ACCESS PANELS
•
2" PLEATED FILTERS
•
DISCONNECT SWITCH
•
SUPPLY AIR SMOKE DETECTOR
•
RETURN AIR SMOKE DETECTOR