🔥 100165920 Lochinvar Ignitor – Replacement for PLT30000
The Lochinvar 100165920 Ignitor is a high-quality replacement component for a wide range of Lochinvar boilers, including AW, AWN, KB, KBN, SB, and XP series (sizes 601–1500). This ignitor comes complete with GKT2449 gasket (100208086) and mounting screws for easy installation and a secure fit.
Designed to ensure reliable and efficient ignition, the 100165920 provides consistent spark performance, helping your system maintain proper heating and safe operation.
✅ Key Features
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✅ Direct Replacement for PLT30000, 100165884, and PLT20004
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✅ Compatible with Lochinvar AW, AWN, KB, KBN, SB, XP series (Sizes 601–1500)
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✅ Includes Gasket and Mounting Screws for hassle-free installation
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✅ Ensures reliable ignition for boilers and water heaters
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✅ Durable construction for high-heat and high-cycle applications
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✅ Maintains optimal burner performance and safety
📊 Specifications
| Specification | Detail |
|---|
| Manufacturer |
Lochinvar |
| Part Number |
100165920 |
| Old Part Number |
PLT30000 |
| Included Components |
Ignitor, GKT2449 Gasket (100208086), Mounting Screws |
| Compatible Models |
AW 600–1500, AWN 600–1500, KB 600–800, KBN 600–800, SB 1000–1500, XP 601–1520 |
| Replacement For |
PLT30000, 100165884, PLT20004 |
| Function |
Provides spark for burner ignition |
| Application |
Residential and commercial boilers and water heaters |
🔁 Cross Reference / Compatible Replacements
| Replaces | Brand / Part |
|---|
| PLT30000 |
Original Lochinvar Ignitor |
| 100165884 |
Legacy Lochinvar Ignitor |
| PLT20004 |
Legacy Lochinvar Replacement Part |
⚠️ Common Symptoms / When to Replace
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Boiler or water heater fails to ignite
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Intermittent sparking or weak flame
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Burner lockouts due to ignition failure
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Visible cracks or corrosion on ignitor tip
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Frequent resetting required to start the system
Replacing the 100165920 ignitor restores reliable ignition and ensures consistent system performance.
💬 Frequently Asked Questions (FAQ) ❓
Q: Which Lochinvar models does this ignitor fit?
A: It fits AW, AWN, KB, KBN, SB, and XP series boilers, sizes 601–1500 (see specifications for complete list).
Q: Does this include the mounting hardware?
A: Yes — it includes the GKT2449 gasket (100208086) and mounting screws for easy installation.
Q: Can I use this ignitor for older PLT30000 replacements?
A: Yes — it is a direct replacement for PLT30000, 100165884, and PLT20004.
Q: What causes an ignitor to fail?
A: High heat cycles, physical damage, or electrical wear over time can cause ignitors to fail.
Q: Will replacing this ignitor fix burner lockouts?
A: Yes — replacing a faulty ignitor resolves most ignition-related lockouts.
🛒 Shopping Tips
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Always check your boiler model and size before purchasing.
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Inspect your old ignitor for cracks or corrosion to confirm replacement need.
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Ensure the GKT2449 gasket and screws are included for proper installation.
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Handle the ignitor carefully; the ceramic tip is fragile.
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Keep a spare ignitor on hand if you have multiple boilers or frequent heating needs.
