Johnson Controls G76 Series Installation Sheets Manual page 9

Checkout and
Startup
Procedure
!
WARNING:
!
WARNING:
Make sure all components function properly by performing the following
shutoff test.
1. With the gas and thermostat off, turn on power to the appliance.
2. Turn the thermostat to the highest setting and verify that the control
goes through the operating sequence to a shutoff condition.
Note: The burner will not light because the gas is off.
3. Turn off the thermostat.
4. Turn on the gas and purge gas lines of all air.
5. Check for gas leaks on all pipe joints upstream of the gas valve with a
soap solution.
6. Turn the thermostat to the highest setting and verify successful
ignition and a normal run condition for at least three minutes. If the
appliance fails to run, see the Service Checkout Procedures section.
7. Check for gas leaks on all pipe joints downstream of the gas valve
with a soap solution.
8. Turn the thermostat down for at least 30 seconds, and then back up
again. Verify successful ignition at least three times.
9. Return the thermostat to a normal temperature setting before leaving
the installation.
G—G76x Direct Spark Ignition Controls Technical Bulletin
Fire or Explosion Hazard. Avoid personal injury
or property damage by making sure the control
functions properly and there are no gas leaks.
Follow this checkout and startup procedure before
leaving the installation.
Fire or Explosion Hazard. Do not attempt to
check out this system by manually lighting the
main burner.
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