Maytag AGR4400ADW Service Manual page 15

Component Testing Procedures
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.
Illustration
Spark module
4 + 0
Input
GND
L or N
Spark module
2 + 0
CGL1100AD*
Holder orifice
Shut-off Valve
Shut-off Valve
Model CPL1100AD*
270° valve
Spark 270° switch
Spark switch
Model CGL1100AD*
Sealed burner
Open burner
Model CPR1100AD*,
LPR1115AD*,
CP31200AD*,
CG31200AD*
Open burner
Models CPL1100AD*,
CGL1100AD*
Open burner
Model CGR1110AD*
Pilot burner
Models CPL1100AD*,
CPR1100AD*,
LPR1115AD*,
CP31200AD*,
CG31200AD*
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Component
Test for voltage at terminals
L and N...............................................
Polarity and ground ............................
Test for voltage at terminals...................
Polarity and ground................................
Verify gas pressure (WCP) ....................
Check orifice for debris ..........................
Verify gas supply is turned on.
Verify gas supply is turned on.
Verify gas is supplied.
Orifice adjusted for Natural or LP.
Adjust set screw for simmer control ....... Refer to LP/Nat. conversion instructions.
Unplug switch harness at rear of
range. Test for continuity at wire
terminals.
Switch in LITE position .........................
Switch in any other position..................
Unplug switch harness at rear of
range. Test for continuity at wire
terminals.
Switch in LITE position .........................
Switch in any other position..................
Verify gas is supplied .............................
Check for obstructions or
contamination in burner ports.................
Verify gas is supplied .............................
Verify air shutter adjusted properly.........
Verify gas is supplied .............................
Verify air shutter adjusted properly.........
Verify gas is supplied .............................
Verify air shutter adjusted properly.........
Verify pilot selector cartridge is set to
the proper gas........................................ LP or Natural
WARNING
Test Procedure
16023522
Results
120 VAC
Not subject to polarity
120 VAC
Not subject to polarity
4 Natural
"
10 LP/Propane
"
Clean as needed.
Gas is turned on.
Gas is turned on.
120 VAC
Continuity
Infinite
120 VAC
Continuity
Infinite
Gas present.
Clean/remove any foreign objects.
Check ignitor for bending/cracking.
Gas present.
Air shutter opening: .400" to .500".
Gas present.
Air shutter opening: .435" to .565".
Gas present.
Air shutter opening: .420" to .460".
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