Operation
Page 15
POST START-UPINSPECTION
Feel the inlet and outlet pipes. Outlet pipe should
be only slightly warmer than the inlet. It should not be
hot.
WARNING
SHOULD OVERHEATING OCCUR OR THE GAS SUPPLY
FAILTO SHUT OFF, TURN OFF THE MANUAL GAS CON-
TROLTO THE APPLIANCE.
With the heater on, remove the door and make a visual
check of the pilot and burner. The flame should be blue with a
well-defined pattern.
Figure 20. Correct Main Burner Flame Pattern.
Ayellow or "floating" flame indicates restricted air open-
ings or incorrect orifice size. Should this occur, shut the
heater off and contact the installer or gas supplier.
Figure 21. Millivolt Pilot Burner Flame.
Figure 22. DSI Igniter Location.
Igniter
Minimum Spark Gap is 0.15” - 0.18”
3/8” Nominally from burner surface
Head of Pilot
must be above
Burner Deck.