LG DLG2522W Service Manual - Page 16

Component, Test Procedure, Check result, Remark

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Component 7. Heater 8. Thermistor 9. Motor Test Procedure Measure resistance of the following terminal Terminal: 1 (COM) - 2 Terminal: 1 (COM) - 3 Terminal: 2 - 3 Check result Resistance value: 10Ω Resistance value: 10Ω Resistance value: 20Ω Remark • Electric type Measure resistance of terminal to terminal Temperature condition: 58°F ~ (10~40°C) 58°F ~ 104F (10~40°C) Resistance value: 10Ω • Heater case Hi limit • Electric type • See Page 13 10. Gas valve valve 1 Measure resistance of the following terminal Valve 1 terminal Valve 2 terminal • Gas type Resistance value: > 1.5 kΩ Resistance value: > 1.5~2.5 kΩ 11. Igniter valve 2 Measure resistance of terminal to terminal Resistance value: 100~800Ω • Gas type 12. Frame Detect Measure resistance of terminal to terminal Open at 370°F ((Maximum) Close at 320°F Resistance value ∞ Resistance value < 1Ω • Gas type 15

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15
Component
Test Procedure
Check result
Remark
7. Heater
Measure resistance of the
following
terminal
±
Terminal: 1 (COM) - 2
²
Terminal: 1 (COM) - 3
³
Terminal: 2 - 3
±
Resistance value: 10Ω
²
Resistance value: 10Ω
³
Resistance value: 20Ω
• Electric type
8. Thermistor
Measure resistance of terminal
to terminal
Temperature condition:
58°F ~ (10~40°C)
58°F ~ 104F (10~40°C)
Resistance value: 10Ω
• Heater case -
Hi limit
• Electric type
9. Motor
• See Page 13
10. Gas valve
valve 1
valve 2
Measure resistance of the
following
terminal
±
Valve 1 terminal
²
Valve 2 terminal
±
Resistance value: > 1.5 kΩ
²
Resistance value: >
1.5~2.5 kΩ
• Gas type
11. Igniter
Measure resistance of terminal
to terminal
Resistance value: 100~800Ω
• Gas type
12. Frame Detect
Measure resistance of terminal
to terminal
±
Open at 370°F ((Maximum)
²
Close at 320°F
±
Resistance value
≒
∞
²
Resistance value < 1Ω
• Gas type