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240 (T-H3J), 340 (T-H3S) and 540 (T-H3) models Service Manial
Ver. 1.00
CONFIDENTIAL
10-1. Burners
Part #
• 319143-514 (EK192)
Unit Part#
#101
Function
There are 2 types of burners in the burner assembly: the gas-rich burner
stabilizes the flames within the combustion chamber and the air-rich burner
produces more heat in the combustion chamber. The burners facilitate
the air/gas mixture necessary to produce the proper heat during the
combustion reaction.
Failure events
1. Unable to initialize/sustain combustion.
2. Dust or soot deposit on the burner surface.
3. Cracks on the burners.
4. Gas leakage from the burners.
Effects on the water heater
if burners fails
1. Unexpected combustion.
2. Unstable flame conditions and/or flame loss.
3. Ignition failure.
4. Back-firing.
Error codes when
the burners fails
101 111 121 991
Diagnostic
Visual inspection: excessive dust deposit on the burner surface and/or
unstable flame conditions during operation.
Color / Number of wires
N/A
Checkpoint
N/A
7-1/2" (190 mm)
9" (229 mm)
5-1/4" (132 mm)
46V
70R
I
G
"46V" mark
"70R" mark