Instruction Manual

Model 702GAS Advanced gas burners — Instruction manual
Carlin part number MN702G Rev. 03/14/11
– 16 –
Where appliance instructions differ from this manual, follow the appliance instructions.
5. Checkout procedure — before starting the burner
Before firing the burner . . .
Should overheating or an emergency occur, im-
mediately do the following:
 • Shutoffgassupplyvalve.
 • Undersomecircumstancespowershouldremain
on for water pumps or blowers. Determine proper
response before attempting start-up.
 • Ifburnerfailsignitiononseveralattempts,use
burner blower to purge appliance chamber
before restart.
Checklist before firing . . .
❏ Burner and appliance installed per this manual and appliance
instruction manual?
❏ Burner/appliance installed per all applicable codes?
❏ Installation site has adequate combustion/ventilation air open-
ings and vent system?
❏ Are voltages correct? Burner, appliance and motor correctly
wired per burner and appliance manuals and wiring diagrams?
❏ Gas manifold spud orifices (on gas manifold, item 29, page 5)
sealed with pipe dope and tight?
❏ Gas supply line in good condition, sized and designed correctly?
❏ Gas line connections and fittings tight?
❏ Burner, appliance and all components inspected and in good
condition?
❏ Appliance limit and operating controls properly installed, wired
and adjusted?
❏ Boiler water supply, feed pumps, automatic feeders, and low
water cut-offs properly piped and wired?
❏ Breeching, draft regulator, draft inducer (if required) properly
installed and operational?
❏ Gas train piping and components correctly installed, tested and
verified gas tight?
❏ Vent lines installed when required?
❏ Gas lines purged?
❏ Sufficient gas line pressure present?