NOT FOR RESIDENTIAL USE
WARNING
Installation must be done by a registered installer/
contractor qualified in the installation and service of
gas/oil-fired heating equipment or your fuel supplier.
Improper installation, adjustment, alteration, service
or maintenance can result in death, injury or property
damage. Read the installation, operation and service
manual thoroughly before installing or servicing
this equipment.
Installer
Please take the time to read and understand
these instructions prior to any installation.
Installer must give a copy of this manual to the owner.
Owner
Keep this manual in a safe place in order to provide
your service technician with necessary information.
© 2013 Rapid Engineering LLC
WARNING
FOR YOUR SAFETY
If you smell gas:
1. Open windows.
2. DO NOT try to light any appliance.
3. DO NOT use electrical switches.
4. DO NOT use any telephone in
your building.
5. Extinguish any open flame.
6. Leave the building.
7. Immediately call your local fuel
supplier after leaving the building.
Follow the fuel supplier’s
instructions.
8. If you cannot reach your fuel
supplier, call the Fire Department.
Fire Hazard
Keep all flammable objects, liquids and
vapors the minimum required clear-
ances to combustibles away from
equipment.
Some objects will catch fire or explode
when placed close to equipment.
Failure to follow these instructions can
result in death, injury or property
damage.
Rapid Engineering LLC
1100 Seven Mile Road NW
Comstock Park, MI 49321
Telephone: +1.616.784.0500
Fax: +1.616.784.1910
Toll Free: 800.536.3461
www.rapidengineering.com
Rapid
®
7500-Series
Indirect, Gas/Oil-Fired,
Industrial Air Turnover Unit
Installation, Operation &
Service Manual
7500 136
7500 148
7500 154
7500 236
7500 242
7500 248
7500 254
7500 260
7500 272
P/N RP141100NA Orig 12/13