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Heat & Glo • PRIMO48, PRIMO48ST, PRIMO60, PRIMO60ST, PRIMO72, PRIMO72ST Installation Manual • 2310-970 Rev. L • 2/16
Figure 9.7 Gas Access Location - Left Side
D. Gas Connection
• Refer to Figure 9.7 for location of gas line access in
appliance.
• Gas line must be run through the left side of appliance.
• The gap between supply piping and gas access hole
may be caulked with caulk with a minimum of 300ºF
continuous exposure rating or stuffed with non-
combustible, unfaced insulation to prevent cold air
in
fi
ltration.
• Gas access plate must remain installed or barrier glass
will become hot.
• Ensure that gas line does not come in contact with outer
wrap of the appliance. Follow local codes.
• Pipe incoming gas line into valve compartment.
• Connect incoming gas line to the 1/2 in. (13 mm)
connection on manual shutoff valve.
WARNING! Risk of Fire or Explosion!
Support control
when attaching pipe to prevent bending gas line.
• A small amount of air will be in the gas supply lines.
WARNING! Risk of Fire or Explosion!
Gas build-up dur-
ing line purge could ignite.
• Purge should be performed by
qualified service
technician
.
• Ensure adequate ventilation.
• Ensure there are no ignition sources such as sparks
or open
fl
ames.
Turn the appliance on. The appliance is equipped with a
pre-purge safety feature. After the pre-purge, the appli-
ance will take approximately 2 to 3 minutes to light. It will
take a short time for air to purge from lines. When purging
is complete the appliance will light and operate normally.
WARNING! Risk of Fire, Explosion or Asphyxiation!
Check all
fi
ttings and connections with a non-corrosive
commercially available leak-check solution.
DO NOT
use
open
fl
ame. Fittings and connections could have loos-
ened during shipping and handling.
WARNING! Risk of Fire! DO NOT
change valve settings.
This valve has been preset at the factory.
GAS ACCESS PLATE
NOTE: GAS ACCESS PLATE MUST
REMAIN INSTALLED
LOWER ACCESS COVER PANEL
ELECTRICAL ACCESS PLATE
NOTE: ELECTRICAL ACCESS PLATE
MUST REMAIN INSTALLED
Figure 9.8 Electrical Access Location - Right Side
Figure 9.6 Gas Fitting Access- Lower Left Side
GAS VALVE
GAS CONNECTION
CAUTION! Risk of Burns!
Do NOT remove gas access
plate.
• Hot barrier glass could cause burns.
• Appliance will overheat.