State Industries Utra-Force STC-077 - Manual (Page 30)

S U F S E R V I C E H A N D B O O K
T R O U B L E S H O O T I N G
State Water Heaters Technical Training Department
Ashland City, Tennessee © 2004
29
STC-077
IGNITOR RESISTANCE
STEP 11: CHECK RESISTANCE BETWEEN TWO WIRE CONNECTS AT CN5 IGNITOR PLUG
END.
Condition:
• On/Off switch is off.
• Disconnect CN5 ignitor plug from circuit board.
• Multimeter is set to lowest ohms scale above 300 ohms.
STEP 11 IGNITOR RESISTANCE CHECK
IF… THEN
ohms reading taken is not between 50 – 300 ohms replace the ignitor.
ohms reading taken is between 50 – 300 ohms reconnect CN5 plug, continue to Step 12.