©2012 Rapid Engineering LLC
Rapid Engineering LLC
1100 Seven Mile Road, NW
Comstock Park, MI 49321
Telephone: +1.616.784.0500
Toll Free: 800.536.3461
Fax: +1.616.784.1910
www.rapidengineering.com
CTHN-40
CTHN-60
CTHN-80
CTHN-100
CTHN-125
CTHN-150
CTHN-175
CTHN-200
P/N RPNP152101NA Rev C 04/12
Rapid
™
NP
Negative Pressure
Unitary or Multiburner
Infrared Heater
Installation,
Operation &
Service Manual
WARNING
FOR YOUR SAFETY
If you smell gas:
1. Open windows.
2. DO NOT try to li
g
ht any appliance.
3. DO NOT use electrical switches.
4. DO NOT use any telephone in
your buildin
g
.
5. Extin
g
uish any open flame.
6. Leave the buildin
g
.
7. Immediately call your local
g
as
supplier after leavin
g
the buildin
g
.
Follow the
g
as supplier’s
instructions.
8
. If you cannot reach your
g
as
supplier, call the Fire Department.
Fire Hazard
Keep all flammable objects, liquids and
vapors the minimum required clear-
ances to combustibles away from
heater.
Some objects will catch fire or explode
when placed close to heater.
Failure to follow these instructions can
result in death, injury or property
dama
g
e.
WARNING
Installation must be done by a contractor qualified
in the installation and service of
g
as-fired heatin
g
equipment or your
g
as supplier.
Improper installation, adjustment, alteration, service
or maintenance can result in death, injury or
property dama
g
e. Read the Installation, Operation
and Service Manual thorou
g
hly before installin
g
or
servicin
g
this equipment.
Installer
Please take the time to read and understand
these instructions prior to any installation.
Installer must gi
v
e a copy of this manual to the owner.
Owner
Keep this manual in a safe place in order to pro
v
ide
your ser
v
iceman with necessary information.