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SECTION 11: COMMISSIONING
21 of 42
SECTION 11: COMMISSIONING
Gas Fired Heater
Installation Code and Annual Inspections:
All installation and service of ROBERTS GORDON
®
equipment must be performed by a contractor
qualified in the installation and service of equipment
sold and supplied by Roberts-Gordon and conform
to all requirements set forth in the ROBERTS
GORDON
®
manuals and all applicable
governmental authorities pertaining to the
installation, service and operation of the equipment.
To help facilitate optimum performance and safety,
Roberts-Gordon recommends that a qualified
contractor conduct, at a minimum, annual
inspections of your ROBERTS GORDON
®
equipment and perform service where necessary,
using only replacement parts sold and supplied by
Roberts-Gordon.
Installation, service, commissioning and annual
inspection of the heater must be done by a
contractor qualified in the installation and service of
gas-fired heating equipment. Read this manual
carefully before installation, commissioning,
operation, or service of this equipment. All
components are accessed via the hinged door.
Opening the door exposes live electrical
connections and hot components.
11.1 Pre-Commission Checks
All pre-commission checks must be carried out
before lighting the heater.
Ensure that the heater and all controls are suitable
for the gas, pressure and electrical supply to which
they are to be connected.
11.1.1 Louvres
Where fitted, the air delivery louvres need to be set
during commissioning to give the required air
distribution.
11.1.2 Electrical Checks
All pre-commission checks must be carried out
before commissioning the heater.
1. Check that all site wiring is connected in
accordance with the appropriate wiring dia-
grams on Page 20, Section 10.3.
2. Check the correct f
use size is fitted;
See Page 19, Section 10.1.
11.2 Gas Supply
All aspects of the gas installation including the gas
meter must be inspected, tested for soundness and
purged in accordance with local and national codes.
Ensure that the air is fully purged from the heater
inlet pipe up to the main gas valve inlet test nipple.
11.3 Mechanical Checks
1. Check that the fan(s) are free to run and
delivery louvres are turned to give required air
deflection.
2. Check that the flue (and air intake for room
sealed) is installed in accordance with these
instructions and local regulations.
3. The thermostat limit thermodisc is preset and
sealed at the factory and is not adjustable.
Cut/Pinch Hazard
Wear protective gear
during installation,
operation and service.
Edges are sharp.
WARNING
Failure to follow these instructions can result in death, electric shock, injury or property damage.
Burn Hazard
Allow heater to cool
before service.
Tubing may still be hot
after operation.
Explosion Hazard
Turn off gas supply to
heater before service.
DANGER
Electrical Shock Hazard
Disconnect electric
before service.
More than one
disconnect switch may
be required to
disconnect electric from
heater.
Heater must be
connected to a properly
grounded electrical
source.