S
ERIES
XT I
NSTALLATION
, O
PERATION
AND
S
ERVICE
M
ANUAL
10
SECTION 6: LIFTING AN AIR HANDLER
The air handler m
u
st be installed in compliance
w
ith
all applicable codes. The q
u
alified installer or ser
v
ice
technician m
u
st
u
se best b
u
ilding practices
w
hen
installing the air handler and any optional eq
u
ipment.
This piece of eq
u
ipment req
u
ires at least 4 CFM (6.8
m
3
/
h
) of o
u
tside air per 1,000 Bt
u
/h (0.293 kW). Any
air handler that recirc
u
lates air from the heated
space m
u
st
u
se the ret
u
rn air opening to pre
v
ent any
ret
u
rn air from passing o
v
er the b
u
rner.
Before installation, check that the local distrib
u
tion
condition, nat
u
re of gas and gas press
u
re, and the
c
u
rrent state of adj
u
stment of the eq
u
ipment are
compatible. If filters are not installed (
v
ia inlet hood or
filter section), an air strainer (pro
v
ided by others)
m
u
st be installed on the inlet of the air handler
w
ith
openings less than or eq
u
al to 5/8" (16 mm) in
diameter. Air inlets m
u
st be installed in s
u
ch a
manner that their lo
w
est edge is 19" (500 mm) abo
v
e
any s
u
rface. This applies to roof c
u
rbs,
u
pright
stands and s
u
spended air handlers.
6.1 Liftin
g
an Air Handler
6.1.1 Preparin
g
to Lift the Air Handler
Prior to lifting the air handler, the follo
w
ing steps m
u
st
be performed:
1. Remo
v
e all packaging or banding that attached
the air handler to the skid and ens
u
re that the
air handler is no longer bo
u
nd to the skid.
2.
Remo
v
e all of the accessories or packages that
w
ere shipped on the same skid, inside the air
handler or inside the control enclos
u
re.
3.
Inspect the air handler to:
•
Verify that there is no damage as a res
u
lt of
shipping.
•
Ens
u
re that it is appropriately rated for the
u
tilities a
v
ailable at the installation site.
•
Verify that the lifting l
u
gs are intact
u
ndamaged and sec
u
red to the air handler.
•
Ens
u
re factory-installed hard
w
are is
torq
u
ed as specified.
4.
Prepare the installation location to be ready to
accept the air handler (i.e. roof c
u
rb, mo
u
nting
stand or legs).
5.
Verify the lifting eq
u
ipment can handle the air
handlers
w
eight and the req
u
ired reach.
6.1.2 Liftin
g
a Horizontal Air Handler (All Models)
Lift the air handler into place installing appropriate
hard
w
are (s
u
pplied by others) into all lifting l
u
g holes
on the
u
nit base. For model XT-112, lifting l
u
g holes
are 1.5" (3.81 cm) diameter. For models XT-115 - XT-
130, lifting l
u
g holes are 2.0" (5.1 cm) diameter. Use
spreader bars to ens
u
re that the lifting cables clear
the sides of the air handler. The air handler m
u
st be
kept le
v
el d
u
ring the lift to pre
v
ent tipping, t
w
isting or
falling. If lifted improperly, prod
u
ct damage may
occ
u
r.
Next, refer to the applicable portions of
,
for specific mo
u
nting instr
u
ctions.
For mo
u
nting of accessories, refer to the applicable
.
FIGURE 1: Liftin
g
a Horizontal Air Handler
WARNING
Crush Hazard
Use proper lifting equipment and practices.
Failure to follow these instructions can result
in death, injury or property damage.
Spreader Bar
Summary of Contents for XT112
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