SECTION 1: A
IR
H
ANDLER
S
AFETY
1
SECTION 1: AIR HANDLER SAFETY
Your Safety is Important to Us!
This symbol is used throughout
the manual to notify you of
possible fire, electrical or burn
hazards. Please pay special
attention when reading and
following the warnings in these
sections.
Installation, service and, at a minimum, annual
inspection of air handlers must be done by a
contractor qualified in the installation and service of
gas-fired heating equipment.
Read this man
u
al caref
u
lly before installation,
operation or ser
v
ice of this eq
u
ipment.
This air handler is designed for heating non-
residential indoor spaces. Do not install in residential
spaces. These instr
u
ctions, the layo
u
t dra
w
ing, local
codes and ordinances and applicable standards that
apply to gas piping, electrical
w
iring,
v
entilation, etc.
m
u
st be thoro
u
ghly
u
nderstood before proceeding
w
ith the installation.
Protecti
v
e gear is to be
w
orn d
u
ring installation,
operation and ser
v
ice in accordance to the
Occ
u
pational Safety and Health Administration
(OSHA). Gear m
u
st be in accordance to NFPA 70E,
latest re
v
ision
w
hen
w
orking
w
ith electrical
components. Thin sheet metal parts ha
v
e sharp
edges. To pre
v
ent inj
u
ry, the
u
se of
w
ork glo
v
es is
recommended.
Before installation, check that the local distrib
u
tion
conditions, nat
u
re of gas and press
u
re and
adj
u
stment of the appliance are compatible.
The eq
u
ipment m
u
st be applied and operated
u
nder
the general concepts of reasonable
u
se and installed
u
sing the best b
u
ilding practices.
This piece of eq
u
ipment is not intended for
u
se by
persons (incl
u
ding children)
w
ith red
u
ced physical,
sensory or mental capabilities, or lack of experience
and kno
w
ledge,
u
nless they ha
v
e been gi
v
en
s
u
per
v
ision or instr
u
ction concerning
u
se of the
eq
u
ipment by a person responsible for their safety.
Children sho
u
ld be s
u
per
v
ised to ens
u
re that they do
not play
w
ith the eq
u
ipment.
For additional copies of the Installation, Operation
and Ser
v
ice Man
u
al, please contact Rapid
Engineering LLC.
Gas-fired eq
u
ipment is not designed for
u
se in
atmospheres containing flammable
v
apors or d
u
st or
atmospheres containing chlorinated or halogenated
hydrocarbons. Recirc
u
lated room air may be
hazardo
u
s if containing flammable solids, liq
u
ids,
and gases; explosi
v
e materials; and/or s
u
bstances
w
hich may become toxic
w
hen exposed to heat (i.e.
refrigerants, aerosols, etc.).
1.1 Description of Operation
This air handler is a direct, gas-fired, fresh-air piece
of eq
u
ipment. It is designed for indoor or o
u
tdoor
installation
w
ith fresh o
u
tdoor air deli
v
ered to the
b
u
rner. Air handlers are designed to operate in
temperat
u
res as lo
w
as -30° F (-34° C). The air
handler is factory-tested to fire
w
ith nat
u
ral gas or
LPG (check the air handler's rating plate for
information on the appropriate gas). The b
u
rner
flame
w
ill mod
u
late to maintain the selected
discharge air temperat
u
re or room air temperat
u
re,
depending on the selected controls.
See Page 52,
Section 17.2
. For maxim
u
m temperat
u
re rise,
See
Page 69, Table 19
.
The air handler may be pro
v
ided
w
ith se
v
eral
different controls and options to meet
v
ario
u
s
application req
u
irements. Be s
u
re to read this entire
man
u
al before installation and start-
u
p.
1.2 Inspection and Setup
The air handler is shipped f
u
lly assembled. The air
handler
w
as inspected and operated prior to
shipment. Immediately
u
pon receipt of the air
handler, check the f
u
el and electrical characteristics
of the air handler and
v
erify that they match the f
u
el
and electrical s
u
pply a
v
ailable. Verify that the
specifications on the air handler rating plate match
the order. Check the air handler for any damage that
may ha
v
e occ
u
rred d
u
ring shipment. If any damage
is fo
u
nd, file a claim
w
ith the transporting agency. Do
not ref
u
se shipment. Check the installation location
to ens
u
re proper clearances to comb
u
stibles.
See
Page 5, Section 3.1
.
Any small options
w
hich do not come attached to the
air handler (i.e. remote panel)
w
ill be fo
u
nd inside the
air handler.
Larger accessories (i.e. legs, stand, filter section,
inlet hood) may either ship
w
ith the air handler or
separately. Check the bill of lading for information.
If the air handler m
u
st be temporarily stored (i.e. job
site is not ready for installation of the air handler), the
air handler sho
u
ld be set on 4" x 4" (10 cm x 10 cm)
pieces of timber on the gro
u
nd in a protected area.
Co
v
er the air handler to protect it from the
en
v
ironment. Rapid Engineering LLC
w
ill not be held
responsible for any damages that may occ
u
r from
o
u
tdoor storage.
