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MODEL 300 RESTAURANT RANGES TROUBLESHOOTING
OPERATOR’S MANUAL 1182298 REV 3 PAGE 33
TROUBLESHOOTING
Clockwise increases the pressure
and counter clockwise decreases
the pressure.
Be sure the capillary tubes are
away from burners, flames and
excessive heat.
Install the thermostat bulbs into
griddle tops.
Install the grates or griddle/hot
tops.
Reinstall the top valve cover panel
and knobs.
Each burner should have a steady
blue flame on each port of the
burner.
NOTE: Griddle and Hot Top
burners may be long and float
when cold. Allow the top to heat
before making burner adjustments.
Propane burners may have a slight
popping noise when turned off.
This is normal.
If the flame is long and yellow
adjust the burner shutter open.
Propane burners may have a small
amount of yellow tipping. This is
normal.
If the flame is rising up off of the
ports adjust the burner shutter
closed.
Test each burner.
Replace the pressure tap plug in
the manifold.
Re-light the pilots.
Continued from Previous Page
With the gas supply shut off to the
range install a pressure tap on the
manifold in the plugged tap
provided.
If the pressure is low remove the
cap from the pressure regulator on
the back of the range.
Shut off the range burners and
main gas and remove the pressure
tap.
Manifold pressures are:
Natural gas = 4" water column
Propane gas = 10" water column
Re-light the pilots and turn on all
the burners.
Observe the manifold pressure.
Install a manometer on the
pressure tap.
Turn on the gas supply to the
range.