Maytag MGR6875ADB/Q/S/W manual Component Troubleshooting, Troubleshooting Procedures, Problem

Troubleshooting Procedures

!WARNING

To avoid risk of electrical shock, personal injury or death; disconnect power and gas to oven before servicing, unless testing requires power and/or gas.

Component Troubleshooting

Problem	Possible Cause	Correction
	Poor ground on burner cap	• Clean burner cap.
Burners will not ignite; no	Weak or failed spark module	• Replace spark module.
spark at top burner.	Low gas pressure	• Verify pressure 4” WCP for
		natural, 10” WCP for LP.
	No 120 VAC to range	• Verify voltage at wall outlet.
	Micro switch contacts not closing	• Check wiring against appropriate
		wiring diagram. Verify all
		terminals and connections are
	Faulty wiring. Bad connection at burner	correct and tight. Check micro
Burner will not ignite. No		switch contacts.
	electrode and electrode socket	• Check wiring against appropriate
spark to burner ignitors when
		wiring diagram. Verify all
burner knob is rotated to
		terminals and connections are
“LITE” position.
		correct and tight.
	Inoperative spark module
		• Check module according to
	Electrode dirty. Burner cap dirty	testing procedures information.
		• Clean electrode or burner cap.
	Cracked or broken electrode, electrode
	wire or electrode socket	• Replace electrode.
	Check for cracked ignitor or pinched ignitor
	wire	• Replace ignitor lead or electrode.
	Poor continuity to burner cap	• Clean burner cap and lead.
No spark or only random	Bad ground connection or lack of continuity
	to ground or ignitor	• Tighten ground connection and
spark at one ignitor.
		correct any breaks in ground path
		from ignitor path to unit ground
	Cracked or broken ignitor extension lead....	path.
		• Replace ignitor lead.
	Shorted valve switch/harness	• Replace switch/harness. If
		shorting is caused by excessive
Unit continues to spark after		spillovers, customer education is
		advised.
knob is turned to OFF
	Switch has slipped off the valve	• Carefully reposition switch on
position.
		valve and rotate from OFF to
		high, several times to verify
		switch is not broken.
	No voltage to control	• Check for 120 VAC at control. If
		no voltage check power source.
No oven operation in bake or	No voltage from control	• Check 120 VAC to ignitor, if no
broil.	Loose wire connection or broken wire	voltage, replace control.
		• Verify all connections are clean
		and tight, replace broken wire.

14 16023415 ©2004 Maytag Services