⚙️ Combu 42020 Replacement Cover O-Ring – Premium Fuel System Seal
Combu Part Number: 42020
Power Flame Part Number: 985416
The Combu 42020 Replacement Cover O-Ring is a high-quality, durable rubber O-ring designed to maintain a leak-proof seal on your Combu fuel units. This essential replacement part ensures optimal performance, prevents oil leakage, and prolongs the life of your equipment. Easy to install, it is perfect for routine maintenance or repairs.
✅ Key Features
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✅ High-quality replacement cover O-ring for Combu units
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✅ Prevents leaks and ensures a tight seal
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✅ Durable rubber material resists wear and deformation
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✅ Easy to install for hassle-free maintenance
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✅ Compatible with Combu Models 70311 & 70361
📊 Specifications
| Specification / Feature | Details |
| Part Number |
42020 |
| Product Type |
Cover O-Ring Replacement |
| Compatible Models |
Combu 70311, Combu 70361 → Power Flame 985960 |
| Replacement Part Number |
Combu 42020 → Power Flame 985416 |
| Material |
Durable Rubber |
| Function |
Sealing cover to prevent leaks |
| Manufacturer / Brand |
Combu (Replacement Part) |
⚠️ Common Symptoms Indicating Replacement
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Oil or fluid leakage around the cover
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Poor sealing causing burner performance issues
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Visible wear, cracks, or deformation on the existing O-ring
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Difficulty maintaining pressure in the assembly
❓ Frequently Asked Questions (FAQ)
Q: Can I use this O-ring on any Combu model?
A: No, it is specifically designed for Combu 70311 and 70361. Using it on other models may cause improper sealing.
Q: How do I install the replacement O-ring?
A: Remove the old O-ring, clean the sealing surface, place the new O-ring into the groove, and reassemble the cover.
Q: How often should I replace the O-ring?
A: Replace whenever you notice wear, leaks, or during routine maintenance.
🛒 Shopping Tips
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Verify your Combu model before purchasing
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Inspect the old O-ring for signs of wear to avoid recurring leaks
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Keep a spare O-ring for preventive maintenance