Description
DOMETIC Johnson Impeller M18-3053-1 | Boat Supply Store
Maintain optimal engine temperatures during demanding offshore fishing trips by replacing your worn raw water pump impeller. This DOMETIC Johnson Impeller, SKU M18-3053-1, is engineered with durable neoprene material for consistent fluid dynamics and withstands up to 160°F operating temperatures. Proper impeller function is critical for preventing saltwater corrosion and overheating in your vessel's cooling system.
Key Features
- Ensures consistent raw water flow for engine cooling
- Durable neoprene construction for longevity
- Prevents engine overheating in high-stress conditions
- Essential for maintaining cooling system efficiency
- Designed for specific Johnson pump models
- Facilitates vital saltwater circulation
- Aids in preventing costly engine damage
- Reliable performance for critical operations
Specifications
| Product Specifications | |
|---|---|
| Brand | DOMETIC |
| Part Number | M18-3053-1 |
| Material | Neoprene |
Who This Is For
This impeller is intended for boat owners and marine mechanics performing routine maintenance on raw water cooling systems. It is specifically for those needing to replace a worn impeller in their Johnson pump assembly to restore proper cooling function.
How It Compares
| Feature | DOMETIC Johnson Impeller M18-3053-1 | JABSCO |
|---|---|---|
| Material | Neoprene | Neoprene |
| Pump Type | Johnson | — |
Common Concerns Answered
Will this impeller fit my existing Johnson pump?
This DOMETIC Johnson Impeller (M18-3053-1) is designed as a direct replacement for specific Johnson pump models. Always verify your existing pump's compatibility with this part number before purchasing.
How often should I replace my raw water impeller?
It is generally recommended to inspect your raw water impeller at least annually and replace it every 1-2 years or sooner if signs of wear, such as cracking or missing vanes, are evident. This proactive approach prevents catastrophic engine failure.
Can a worn impeller cause engine overheating?
Absolutely. A worn or damaged impeller significantly reduces water flow through the engine's cooling system, leading to elevated temperatures and potential overheating. Regular replacement is critical for consistent cooling.
Frequently Asked Questions
What is the primary function of this impeller?
The primary function of this impeller is to move raw water through the marine engine's cooling system, effectively dissipating heat and preventing overheating.
What is the recommended operating temperature range for this impeller?
This DOMETIC Johnson Impeller is engineered to perform reliably in operating temperatures up to 160°F (71°C).
What material is this impeller made from?
This impeller is constructed from durable, high-quality neoprene, known for its resilience and resistance to saltwater and engine heat.
Is any special lubrication required during installation?
It is standard practice to lubricate the inside of the pump housing and the impeller with a marine-grade lubricant or silicone grease before installation to ensure a smooth fit and prevent initial dry running.
What does the SKU M18-3053-1 signify?
The SKU M18-3053-1 is the unique identifier for this specific DOMETIC Johnson Impeller, allowing for precise product identification and ordering.
