Oregon 30-845 Heavy Duty Air Filter Instruction Manual
Model: 30-845
1. Product Overview
The Oregon 30-845 Heavy Duty Air Filter is a high-quality, aftermarket OEM equivalent part designed to meet or exceed original equipment specifications. This product contains five individual 30-055 air filters, providing a convenient multi-pack for regular maintenance.
It is specifically engineered for use in commercial mowing equipment, ensuring optimal engine performance and longevity by effectively filtering airborne contaminants.
Image 1.1: The Oregon 30-845 Heavy Duty Air Filter. This image displays the cylindrical air filter, featuring a pleated filter element encased in a protective mesh, with blue caps at both ends.
2. Compatibility
This air filter is compatible with a range of commercial mowing equipment and replaces several OEM part numbers. Verify your equipment's specifications before installation.
- Kohler Heavy Duty Air Filter Kit: Compatible with Kohler 24-743-22S.
- Kohler Engine Models: Fits CH18S, CH20S, CH22S, CH25S, and CH26S when equipped with Heavy Duty Dual Element Filters.
- Toro Z-Master 200 Series Mowers: Can be used with Oregon 30-056.
- Replaces OEM Part Numbers:
- Kohler 25-083-01S
- Kubota TA040-93230
3. Installation
Proper installation of the air filter is crucial for engine protection and performance. Always refer to your equipment's specific service manual for detailed instructions and safety precautions.
General Installation Steps:
- Safety First: Ensure the engine is turned off and cool. Disconnect the spark plug wire to prevent accidental starting.
- Locate Air Filter Housing: Identify the air filter housing, typically found near the carburetor or engine intake.
- Open Housing: Unlatch or unscrew the cover of the air filter housing.
- Remove Old Filter: Carefully remove the old air filter. Note its orientation for correct installation of the new filter.
- Clean Housing: Wipe the inside of the air filter housing with a clean, damp cloth to remove any dust or debris. Avoid letting debris fall into the carburetor.
- Install New Filter: Insert the new Oregon 30-845 air filter into the housing, ensuring it seats properly and is oriented correctly.
- Secure Housing: Reattach the air filter housing cover and secure it firmly.
- Reconnect: Reconnect the spark plug wire.
- Test: Start the engine and check for proper operation.
Note: Some applications may require an inner filter element (e.g., Oregon 30-056 for Toro Z-Master). Ensure all necessary components are installed.
4. Maintenance
Regular maintenance of your air filter is essential for the longevity and efficiency of your engine. A dirty air filter can restrict airflow, leading to reduced power, increased fuel consumption, and premature engine wear.
Recommended Maintenance Schedule:
- Inspect Regularly: Check the air filter every 25 hours of operation or more frequently in dusty conditions.
- Clean (if applicable): For dual-element filters, the outer foam pre-filter may be washable. The main paper element (like the 30-845) is generally not washable and should be replaced when dirty. Do not use compressed air to clean paper elements as it can damage the filter media.
- Replace When Necessary: Replace the air filter annually or every 100-200 hours of operation, or sooner if it appears heavily soiled, damaged, or if engine performance declines.
Warning: Operating an engine with a dirty or damaged air filter can cause severe engine damage due to unfiltered contaminants entering the combustion chamber.
5. Troubleshooting
If you experience issues related to engine performance, the air filter can often be a contributing factor. Here are some common symptoms and potential solutions:
| Symptom | Possible Cause | Solution |
|---|---|---|
| Engine loses power or runs rough | Clogged or dirty air filter | Inspect and replace air filter if necessary. |
| Increased fuel consumption | Restricted airflow due to dirty filter | Replace air filter. |
| Engine smokes excessively | Air filter not seated correctly or damaged | Check filter installation; replace if damaged. |
| Engine won't start or hard to start | Severely clogged air filter | Replace air filter. |
If troubleshooting steps do not resolve the issue, consult a qualified service technician or your equipment's service manual.
6. Specifications
| Attribute | Value |
|---|---|
| Model Number | 30-845 |
| Contains | 5 x Oregon 30-055 Air Filters |
| Dimensions (Approximate) | 10 3/4" (Length) x 4" (Outer Diameter) x 2 1/2" (Inner Diameter) |
| Product Dimensions (Pack) | 10.75 x 4.4 x 4.4 inches |
| Item Weight (Pack) | 2.25 pounds |
| Manufacturer | Oregon |
| UPC | 032488308453 |
7. Warranty and Support
For information regarding product warranty or technical support, please contact Oregon customer service directly or visit the official Oregon website. Keep your purchase receipt as proof of purchase.
Oregon Contact Information: Please refer to the packaging or the official Oregon website for the most current contact details.
