Lighting Instructions - Lochinvar 399 Installation And Service Manual

Hydronic Heating Boilers and
Domestic Water Heaters
OPERATION
WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electric switch; do not use
any phone in your building.
• Immediately call your gas supplier from a
neighbors phone.
• Follow the gas supplier's instructions.
• If you cannot reach your gas supplier, call
the fire department.
C. Use only your hand to turn the gas control lever. Never use
tools. If the lever will not turn by hand, don't try to repair it,
call a qualified service technician. Force or attempted repair
may result in a fire or explosion.
D. Do not use this boiler if any part has been under water.
Immediately call a qualified service technician to replace the
boiler. The possible damage to a flooded boiler can be
extensive and present numerous safety hazards. Any
appliance that has been under water must be replaced.

LIGHTING INSTRUCTIONS

1. STOP! Read the safety information.
2. Program the temperature control to the desired settings
(see
3. Loosen knurled knob at bottom of control panel cover (see
FIG. 43).
4. Grasp bottom of control panel cover and pull out.
5. Locate ON/OFF switch inside control area. Switch is
located to the left of pull out control circuitry tray (see
FIG. 44).
6. Turn power switch to "OFF" position.
7. This unit is equipped with ignition devices which
automatically light the burners. Do not try to light the
burners by hand.
Continued
, page 43).
FIG. 43 Control Panel Cover
FIG. 44 ON/OFF Switch
8. Turn the manual gas cock clockwise to the "OFF" position.
9. Wait five (5) minutes to clear out any gas. If you smell gas,
STOP! Follow "B" in the safety information. If you do not
smell gas, go on to the next step.
10. Turn the manual gas cock counterclockwise to the "ON"
position.
11. Turn power switch to "ON" position.
12. Slide control panel assembly back into unit. Tighten
knurled knob at bottom of control panel cover.
13. If the unit will not operate, follow the instructions "To
Turn Off Gas To Appliance" and call your service
technician or gas supplier.
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