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®
CORAYVAC
I
NSTALLATION
SECTION 1: HEATER SAFETY
Your Safety is Important to Us!
This symbol is used throughout
the manual to notify you of possi-
ble fire, electrical or burn hazards.
Please pay special attention when
reading and following the warn-
ings in these sections.
Installation, Service and Annual
Inspection of heater must be done by a contractor
qualified in the installation and service of gas-fired
heating equipment.
Read this manual carefully before installation, oper-
ation or service of this equipment.
This heater is designed for heating nonresidential
indoor spaces. Do not install in residential spaces.
These instructions, the layout drawing, local codes
and ordinances, and applicable standards that apply
to gas piping, electrical wiring, venting, etc., must be
thoroughly understood before proceeding with the
installation.
Thin sheet metal parts, such as the reflector portion
of the heater and the various venting components,
have sharp edges. To prevent injury, the use of work
gloves is recommended. The use of gloves will also
prevent the transfer of body oils from the hands to
the surface of the reflector.
Before installation, check that the local distribution
conditions, nature of gas and pressure, and adjust-
ment of the appliance are compatible.
1.1 Manpower Requirements
To prevent personal injury and damage to the
heater, two persons will be required for installation.
SECTION 2: INSTALLER RESPONSIBILITY
The installer is responsible for the following:
• To ensure the system is designed in accordance
with the parameters of the CORAYVAC
manual (P/N 128500UK).
• To install the heater, as well as the gas and elec-
trical supplies, in accordance with applicable
specifications and codes. Roberts-Gordon rec-
ommends the installer contact a local building
inspector or Fire Marshal for guidance.
• To use the information given in a layout drawing
and in the manual together with the local and
national codes to perform the installation.
• To install the heater in accordance with the
Clearances to Combustibles.
• To furnish all needed materials not furnished as
standard equipment.
• To plan location of supports.
• To provide access to burners for servicing on all
sides, for burner removal.
2
O
S
M
PERATION AND
ERVICE
ANUAL
®
design
• To provide the owner with a copy of this
installation, operation and service manual.
• To never use heater as support for ladder or
other access equipment and never hang or
suspend anything from heater.
• To ensure there is adequate air circulation
around the heater and to supply air for combus-
tion and ventilation in accordance with local and
national codes.
• To safely and adequately install heater using
materials with a minimum working load of 33 kg
(75 lbs).
2.1 Low Level User Instructions
In all situations, clearances to combustibles must be
maintained. Signs should be posted in storage
areas to specify the maximum stacking height of
items placed below heater to maintain required
clearances to combustibles. Minimum clearances
must be maintained from vehicles parked below the
heater. Caution should be used when running the
system near combustible materials such as wood,
paper, rubber, etc. Consideration should be given to
partitions, storage racks, hoists, building construc-
tion,etc.
A laminated wall tag is available for the CORAY-
VAC
®
heater as a permanent reminder of the safety
instructions and the importance of the required
clearances to combustibles. Please contact Rob-
erts-Gordon or your ROBERTS GORDON
pendent distributor to obtain the wall tag. Affix the
tag by peeling off the backing of the adhesive strips
on the rear surface and position the tag on a wall
near the CORAYVAC
®
®
ROBERTS GORDON
A copy of the wall tag (P/N 91037912) is illustrated
on the back cover. This copy of the wall tag can be
affixed on the wall near the heater. Know your model
number and installed configuration. Model number
and installed configuration are found on the burner
and in the Installation, Operation and Service Man-
ual. Write the largest clearance dimensions with
permanent ink according to your model number and
configuration in the open spaces on the tag.
See Page 5, Section 3.2.
®
inde-
heater (e.g. thermostat or
BZC Controller).
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