9003542 Water Heater Pilot Assembly Natural Gas AO Smith Reliance

9003542 Water Heater Pilot Assembly Natural Gas AO Smith Reliance Kenmore

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This listing is for ONE (1) 9003542 natural gas water heater pilot assembly. This is a complete pilot assembly designed to replace a failed or worn pilot in compatible natural gas water heaters.

Commonly used when a water heater will not stay lit or fails to heat properly due to pilot or thermocouple issues.

• Part Number: 9003542

• Type: Water Heater Pilot Assembly

• Fuel Type: Natural Gas ONLY

• Condition: New / Unused

• Quantity: 1 pilot assembly

This complete pilot assembly typically includes:

• Pilot burner

• Thermocouple

• Ignitor

• Pilot gas tube

(As shown in manufacturer specifications)

⚠️ Always verify fitment by part number and water heater model.

Commonly used with select natural gas water heaters from:

• A.O. Smith

• Reliance

• Kenmore

• State (GS / GSX series)

Common replacement / cross-reference numbers:

• 9003542

• 9003542005

• 100109295

• 183824-190

(Listed for reference only.)

• Pilot will not stay lit

• No hot water

• Weak or inconsistent pilot flame

• Failed thermocouple

• Natural gas only (NOT for propane / LP)

• Replacement part — not a full gas control valve

• Professional installation recommended

• Please confirm compatibility before purchase

• Fast shipping

• Securely packaged

• Ships next business day