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Isuzu 6HK1 engine preheater plug 894390-7776, Sany material code: 60311918
Isuzu 6HK1 Engine Preheater Plug 894390-7776, Sany Material Code: 60311918
This is an original equipment manufacturer (OEM) preheater plug designed for the Isuzu 6HK1 engine. With Sany material code 60311918, it is a critical starting spare part for Sany's SY305/335/365 and other 30-ton class excavators.
Core Information
| Item | Details |
| OEM Model | 8-94390777-6 (894390-7776) |
| Sany Material No. | 60311918 |
| Compatible Engines | Isuzu 6HK1 / 4HK1 / 4HL1 series diesel engines |
| Compatible Machines | Sany SY305/335/365 excavators, Hitachi ZX300/330/360-5A series |
| Voltage/Current | 24V, compatible with diesel engine systems in construction machinery |
| Function | Heats the air inside the cylinder before cold start to improve low-temperature starting performance and reduce cold start wear. |
Key Features and Market Reference
1. Performance and Reliability
- Equipped with nickel-chromium alloy heating wire for rapid heating and high-temperature resistance, suitable for the high-pressure combustion chamber environment of the 6HK1 engine.
- Original factory precision ensures accurate temperature control, preventing cold start difficulties and white smoke caused by insufficient preheating.
- A high-frequency consumable part for Sany's 30-ton excavators, with large stock and widespread circulation in the repair market.
3. Procurement and Maintenance Notes
- When purchasing, verify Sany material code 60311918 and OEM number 894390-7776 to ensure compatibility with 6HK1 engine models.
- Replacement Recommendation: It is advisable to replace all 6 preheater plugs as a set to avoid uneven starting performance due to differences between new and old parts.
- Installation Note: Tighten strictly according to the specified torque (typically 15-20 N·m) to prevent thread slippage or damage.
- Fault Diagnosis: Difficulties in cold starting, white smoke emission, or a constantly lit preheater indicator light are likely indicative of a faulty preheater plug; resistance testing with a multimeter is recommended.
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