825212001 THERMOSTAT Mercury
1A30302ZB, 1A40302FD, 1A40302HZ, 1A40303KZ, 1A40311FZ, 1A40311HZ, 1A40403HZ, 1A40412HZ, 1B25203ZB, 1F30203ZB, 1F40203FD, 1F40203HZ, 1F40213FZ
THERMOSTAT
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Thermostat and Gasket Kit Fit for Mercury Marine 4 Stroke 8-40 HP Outboard Motors Replaces 825212A1 825212001 855676003 825212T02 855676A1 18-3642
HZSIFU Compatibility: This thermostat compatible with Mercury Marine 4 Stroke Outboard Motor 8HP 9.9HP 13.5HP 15HP 25HP 30HP 40HP 45HP 50HP 75HP 90HP, replaces 825212 825212A1 825212001 855676003 825212T02 855676A1 || Quickly Resolves Issues: Our Thermostat effectively addresses common engine issues such as overheating, slow warming up, maintaining low temperatures, unstable temperature fluctuations, and coolant leaks, ensuring your outboard engine runs smoothly in any condition || Premium Materials: Made from high-quality, high-temperature resistant, and corrosion-resistant materials, this Thermostat is designed for long-lasting use in harsh marine environments, ensuring your outboard engine remains reliable and efficient || High-Precision Temperature Control: The high-precision temperature control design ensures your outboard engine always operates within the optimal temperature range, enhancing engine performance and preventing damage caused by overheating or low temperatures || Easy Installation: With a user-friendly and straightforward design, this Thermostat is easy to install without the need for professional tools, allowing users to quickly replace and maintain, reducing downtime and promptly restoring engine use
HZSIFU Compatibility: This thermostat compatible with Mercury Marine 4 Stroke Outboard Motor 8HP 9.9HP 13.5HP 15HP 25HP 30HP 40HP 45HP 50HP 75HP 90HP, replaces 825212 825212A1 825212001 855676003 825212T02 855676A1 || Quickly Resolves Issues: Our Thermostat effectively addresses common engine issues such as overheating, slow warming up, maintaining low temperatures, unstable temperature fluctuations, and coolant leaks, ensuring your outboard engine runs smoothly in any condition || Premium Materials: Made from high-quality, high-temperature resistant, and corrosion-resistant materials, this Thermostat is designed for long-lasting use in harsh marine environments, ensuring your outboard engine remains reliable and efficient || High-Precision Temperature Control: The high-precision temperature control design ensures your outboard engine always operates within the optimal temperature range, enhancing engine performance and preventing damage caused by overheating or low temperatures || Easy Installation: With a user-friendly and straightforward design, this Thermostat is easy to install without the need for professional tools, allowing users to quickly replace and maintain, reducing downtime and promptly restoring engine use
Dunviku Marine Thermostat Kit 825212T02 855676A1 825212 855676003 825212001 with Gasket 27-824853 27-8248531 - Replacement for Mercury 4-Stroke Outboard Motors 8HP-90HP
Dunviku High-Quality Performance: This thermostat kit is rigorously tested before shipment to ensure high performance and efficiency, keeping your motor at its ideal operating temperature of 140°F / 60°C || Wide Compatibility: Designed as a replacement for most Mercury Mariner outboard 4-stroke engines ranging from 8HP to 90HP, including models like 8HP, 9.9HP, 15HP, 25HP, 30HP, 40HP, 45HP, 50HP, 75HP, and 90HP || Comprehensive Replacement: The kit includes one thermostat (part numbers: 825212T02, 855676A1, 825212, 825212001, 855676003) and one gasket (part numbers: 27-824853, 27-8248531), making it a complete solution for your cooling system needs || Overheating Solution: This thermostat kit effectively prevents overheating issues, ensuring your boat motor runs smoothly and reliably, even under demanding conditions || Effective Alternative: While it is not an original part, this high-quality replacement kit offers excellent functionality and durability, providing a reliable and affordable solution for maintaining your outboard motor
Dunviku High-Quality Performance: This thermostat kit is rigorously tested before shipment to ensure high performance and efficiency, keeping your motor at its ideal operating temperature of 140°F / 60°C || Wide Compatibility: Designed as a replacement for most Mercury Mariner outboard 4-stroke engines ranging from 8HP to 90HP, including models like 8HP, 9.9HP, 15HP, 25HP, 30HP, 40HP, 45HP, 50HP, 75HP, and 90HP || Comprehensive Replacement: The kit includes one thermostat (part numbers: 825212T02, 855676A1, 825212, 825212001, 855676003) and one gasket (part numbers: 27-824853, 27-8248531), making it a complete solution for your cooling system needs || Overheating Solution: This thermostat kit effectively prevents overheating issues, ensuring your boat motor runs smoothly and reliably, even under demanding conditions || Effective Alternative: While it is not an original part, this high-quality replacement kit offers excellent functionality and durability, providing a reliable and affordable solution for maintaining your outboard motor
FyJcBdd 825212001 855676003 Thermostat 60° 140F for Mer-cu-ry Mrine 824853 8252124 Stroke BF 8 9.9 15 20 25 30 40 225hp Parts
FyJcBdd Sophisticated production, provides excellent quality, stable performance. || Manufacturing ensuring maximum durability, not easy to damage, with good performance and long service life. || Installation and replacement method is simple. Wonderful replacement for the old or broken one, directly fitment. || Every product has quality inspection before leaving the factory. || Pictures are taken by the real product.
FyJcBdd Sophisticated production, provides excellent quality, stable performance. || Manufacturing ensuring maximum durability, not easy to damage, with good performance and long service life. || Installation and replacement method is simple. Wonderful replacement for the old or broken one, directly fitment. || Every product has quality inspection before leaving the factory. || Pictures are taken by the real product.
Number on catalog scheme: 15
Compatible models:
Mercury entire parts catalog list:
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
- CYLINDER BLOCK » 825212001
Information:
Recommended Actions
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 1
Troubleshooting Test Steps Values Results
1. Active Codes and Logged Codes
A. Establish communication between the electronic service tool and the Electronic Control Module (ECM). Refer to Troubleshooting, "Electronic Service Tools", if necessary.
B. Download the "Warranty Report" from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes.
Codes
Result: There are active codes.
Repair: Troubleshoot any active codes before continuing with this procedure.
Result: There are no active codes.
Proceed to Test Step 2.
2. Electrical Connections
A. Check for the correct installation of the ECM J1/P1 and the J2/P2 connectors. Check for correct installation of the fuel injector connectors.
Connectors
Result: There are suspect connectors.
Repair: Repair connectors that are suspect or replace connectors that are suspect.
Perform the "Wiggle Test" on the electronic service tool.
Result: There are no suspect connectors.
Proceed to Test Step 3.
3. Fuel Injection
A. Perform the "Fuel System Verification Test" in the "Diagnostic Tests" under the "Diagnostics" menu.
Fuel system verification test
Result: The test was successful.
Proceed to Test Step 4.
Result: The test was not successful.
Repair: Diagnose and repair the fault.
Reset all active codes and clear all logged codes.
Verify that the repair eliminated the fault.
4. Fuel Quality
A. Refer to Operation and Maintenance Manual for information on the correct characteristics of the fuel for the engine. If necessary, obtain a fuel analysis to confirm that the correct fuel is being used for the engine. Refer to Systems Operation, Testing, and Adjusting, "Fuel Quality - Test" for the correct procedure.
Fuel
Result: The fuel quality is OK.
Proceed to Test Step 5.
Result: The fuel quality is not OK.
Repair: Replace the fuel. Verify that the repair eliminated the fault.
5. Lubrication
A. Check for sufficient lubrication of the valve components.
B. Check for blocked oil passages. Oil passages must be clean. Clean any oil passages that are suspect. Refer to the Disassembly and Assembly for additional information.
C. Inspect the engine oil filters for ferrous material.
D. Obtain an oil analysis.
Note: The analysis will contribute to a better understanding of oil contamination and the origin of the contamination.
Lubrication
Result: The oil passages are not blocked and the engine has sufficient lubrication.
Proceed to Test Step 6.
Result: The oil passages are blocked or the engine does not have sufficient lubrication.
Repair: Make the necessary repairs, Verify that the repair eliminated the fault.
6. Isolate the Source of the Noise
A. If the source of the noise is an engine accessory, remove and inspect the suspect item.
Engine accessory
Result An engine accessory is the source of the noise.
Repair: Repair and/or replace the engine accessory, if necessary.
Result An engine accessory is not the source of the noise.
Proceed to Test Step 7.
7. Valve Train Components
A. Check the valve lash. Refer to Troubleshooting, "Valve Lash Is Excessive".
B. Check for damage to valve train components. Remove the valve cover from the suspect cylinders. Check the following items for damage:
Camshaft
Valve springs
Camshaft followers
Rocker shaft
Valve bridges
Pushrods
Refer to Disassembly and Assembly for additional information.
C. Check for valves that do not move freely. Remove the cylinder head and inspect the valves.
Refer to Disassembly and Assembly for additional information.
Valve train
Result: The valve train components are not damaged.
Proceed to Test Step 8.
Result: The valve train components are damaged.
Repair: Make the necessary repairs, Verify that the repair eliminated the fault.
8. Pistons and Connecting Rods
A. Inspect the pistons for damage and wear.
B. Inspect the connecting rod bearings for damage and wear.
Pistons and connecting rods
Result: One or more components are worn or damaged.
Replace any worn or damaged parts.
Verify that the repair has eliminated the noise.
Result: All components are OK.
Proceed to Test Step 9.
9. Crankshaft
A. Inspect the crankshaft and the related components. Look for worn thrust plates and wear on the crankshaft.
B. Inspect the connecting rod bearings and the bearing surfaces on the crankshaft. Make sure that the bearings are in the correct position.
Crankshaft
Result: The crankshaft or the related components are damaged or worn.
Repair: Repair or replace any damaged parts. Verify that the repair eliminated the fault.
Result: All components are OK.
Contact the Dealer Solutions Network (DSN).
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 1
Troubleshooting Test Steps Values Results
1. Active Codes and Logged Codes
A. Establish communication between the electronic service tool and the Electronic Control Module (ECM). Refer to Troubleshooting, "Electronic Service Tools", if necessary.
B. Download the "Warranty Report" from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes.
Codes
Result: There are active codes.
Repair: Troubleshoot any active codes before continuing with this procedure.
Result: There are no active codes.
Proceed to Test Step 2.
2. Electrical Connections
A. Check for the correct installation of the ECM J1/P1 and the J2/P2 connectors. Check for correct installation of the fuel injector connectors.
Connectors
Result: There are suspect connectors.
Repair: Repair connectors that are suspect or replace connectors that are suspect.
Perform the "Wiggle Test" on the electronic service tool.
Result: There are no suspect connectors.
Proceed to Test Step 3.
3. Fuel Injection
A. Perform the "Fuel System Verification Test" in the "Diagnostic Tests" under the "Diagnostics" menu.
Fuel system verification test
Result: The test was successful.
Proceed to Test Step 4.
Result: The test was not successful.
Repair: Diagnose and repair the fault.
Reset all active codes and clear all logged codes.
Verify that the repair eliminated the fault.
4. Fuel Quality
A. Refer to Operation and Maintenance Manual for information on the correct characteristics of the fuel for the engine. If necessary, obtain a fuel analysis to confirm that the correct fuel is being used for the engine. Refer to Systems Operation, Testing, and Adjusting, "Fuel Quality - Test" for the correct procedure.
Fuel
Result: The fuel quality is OK.
Proceed to Test Step 5.
Result: The fuel quality is not OK.
Repair: Replace the fuel. Verify that the repair eliminated the fault.
5. Lubrication
A. Check for sufficient lubrication of the valve components.
B. Check for blocked oil passages. Oil passages must be clean. Clean any oil passages that are suspect. Refer to the Disassembly and Assembly for additional information.
C. Inspect the engine oil filters for ferrous material.
D. Obtain an oil analysis.
Note: The analysis will contribute to a better understanding of oil contamination and the origin of the contamination.
Lubrication
Result: The oil passages are not blocked and the engine has sufficient lubrication.
Proceed to Test Step 6.
Result: The oil passages are blocked or the engine does not have sufficient lubrication.
Repair: Make the necessary repairs, Verify that the repair eliminated the fault.
6. Isolate the Source of the Noise
A. If the source of the noise is an engine accessory, remove and inspect the suspect item.
Engine accessory
Result An engine accessory is the source of the noise.
Repair: Repair and/or replace the engine accessory, if necessary.
Result An engine accessory is not the source of the noise.
Proceed to Test Step 7.
7. Valve Train Components
A. Check the valve lash. Refer to Troubleshooting, "Valve Lash Is Excessive".
B. Check for damage to valve train components. Remove the valve cover from the suspect cylinders. Check the following items for damage:
Camshaft
Valve springs
Camshaft followers
Rocker shaft
Valve bridges
Pushrods
Refer to Disassembly and Assembly for additional information.
C. Check for valves that do not move freely. Remove the cylinder head and inspect the valves.
Refer to Disassembly and Assembly for additional information.
Valve train
Result: The valve train components are not damaged.
Proceed to Test Step 8.
Result: The valve train components are damaged.
Repair: Make the necessary repairs, Verify that the repair eliminated the fault.
8. Pistons and Connecting Rods
A. Inspect the pistons for damage and wear.
B. Inspect the connecting rod bearings for damage and wear.
Pistons and connecting rods
Result: One or more components are worn or damaged.
Replace any worn or damaged parts.
Verify that the repair has eliminated the noise.
Result: All components are OK.
Proceed to Test Step 9.
9. Crankshaft
A. Inspect the crankshaft and the related components. Look for worn thrust plates and wear on the crankshaft.
B. Inspect the connecting rod bearings and the bearing surfaces on the crankshaft. Make sure that the bearings are in the correct position.
Crankshaft
Result: The crankshaft or the related components are damaged or worn.
Repair: Repair or replace any damaged parts. Verify that the repair eliminated the fault.
Result: All components are OK.
Contact the Dealer Solutions Network (DSN).
Parts thermostat Mercury:
825212
825212 THERMOSTAT
1A30302ZB, 1B25203ZB, 1F08203VF, 1F08261RF, 1F10352VD, 1F25201UD, 1F25203VD, 1F30203VD, 1F30203ZB, 1F40452YB, 1F50352VD, 1F50412RD, 1F51452YB