12
5
7. Heater
Measure resistance of the
following terminal
Terminal: 1 (COM) - 2
Terminal: 1 (COM) - 3
Terminal: 2 - 3
11. Igniter
Measure resistance from
terminal to terminal.
12. Frame Detect
Measure resistance of the
following terminal
Valve 1 terminal
Valve 2 terminal
Measure resistance of termina
to terminal
Open at 370°F (Maximum)
Close at 320°F
8. Thermistor
Measure resistance of terminal
to terminal
Temperature condition:
9. Motor
• See Page 14
10. Gas valve
Resistance value: 10
Ω
Resistance value: 10
Ω
Resistance value: 20
Ω
Resistance value: 10
Ω
• Electric type
•
Heater case
Hi limit
•
Electric type
• Gas type
• Gas type
• Gas type
Resistance value
50~800
Ω
(for 5318EL3001)
40-150
Ω
(for MEQ1841001)
Resistance value2.3k~2.7
k
Ω
Resistance value2.3k~2.7
k
Ω
Resistance value
Resistance value < 1
Ω
valve 1
valve 2
Component Test Procedure Check result
Remark
5318EL3001
MEQ61841001
58°F ~ 104°F (10~40°C)