1. Introduction
This manual provides essential information for the proper use, maintenance, and safety of General Pump 758-115 Pressure Washer Pump Oil. This product is a high-quality, 30-weight, non-detergent oil specifically formulated for use in pressure washer pumps. Adhering to these instructions will help ensure the longevity and optimal performance of your pressure washer pump.
2. Safety Information
Always prioritize safety when handling any petroleum-based product. Read and understand all safety warnings before use.
2.1 General Precautions
- Keep out of reach of children and pets.
- Avoid prolonged skin contact. Wash hands thoroughly after handling.
- Do not ingest. If swallowed, do not induce vomiting. Seek immediate medical attention.
- Avoid eye contact. In case of contact, flush eyes with plenty of water for several minutes. If irritation persists, seek medical attention.
- Use in a well-ventilated area.
- Store in a cool, dry place, away from direct sunlight and heat sources.
- Keep container tightly closed when not in use.
2.2 Fire Safety
This product is combustible. Keep away from open flames, sparks, and other ignition sources.
2.3 Disposal
Dispose of used oil and empty containers in accordance with all local, state, and federal regulations. Do not pour used oil down drains or onto the ground.
3. Product Overview
Image 1: General Pump 758-115 Pressure Washer Pump Oil bottle. This image shows a black bottle with a white label, indicating the brand and product type.
General Pump 758-115 is a specialized 30-weight, non-detergent oil designed for the demanding environment of pressure washer pumps. Its formulation helps protect internal pump components from wear and corrosion, ensuring smooth operation and extending the life of the pump. This oil is supplied in 16 oz. bottles, typically sold in cases of six.
4. Setup and Initial Use
Before adding or changing pump oil, ensure your pressure washer is turned off, unplugged (if electric), and depressurized. Refer to your pressure washer's specific pump manual for exact oil capacity and fill port locations.
4.1 Checking Oil Level
- Locate the oil sight glass or dipstick on your pressure washer pump.
- Ensure the pressure washer is on a level surface.
- The oil level should typically be at the center of the sight glass or between the 'MIN' and 'MAX' marks on the dipstick.
- If the level is low, proceed to add oil.
4.2 Adding Oil
- Unscrew the oil fill cap or remove the dipstick.
- Slowly pour General Pump 758-115 oil into the pump's oil reservoir.
- Add oil gradually, checking the level frequently using the sight glass or dipstick, until the correct level is reached. Do not overfill.
- Replace the oil fill cap or dipstick securely.
5. Operating Guidelines
This product is an oil for the pump, not a fuel or cleaning agent. It is used internally within the pressure washer pump system.
5.1 Intended Use
General Pump 758-115 oil is specifically formulated for lubricating the internal components of pressure washer pumps. It is not intended for use in engines, transmissions, or other applications requiring different oil specifications.
5.2 Compatibility
Always verify that 30-weight, non-detergent oil is the correct specification for your pressure washer pump model. Consult your pressure washer's owner's manual for recommended oil types.
6. Maintenance
Regular oil changes are crucial for maintaining the performance and extending the lifespan of your pressure washer pump.
6.1 Oil Change Frequency
- Initial Oil Change: It is often recommended to change the pump oil after the first 50 hours of operation (break-in period) for new pumps.
- Regular Oil Changes: Subsequently, change the pump oil every 3-6 months or after every 200-300 hours of operation, whichever comes first. Refer to your pressure washer pump's manual for precise recommendations.
6.2 Changing Pump Oil
- Ensure the pressure washer is off, unplugged, and depressurized.
- Place a suitable drain pan beneath the pump's oil drain plug.
- Remove the oil drain plug and the oil fill cap (or dipstick) to allow the old oil to drain completely.
- Once drained, replace the oil drain plug securely.
- Fill the pump with fresh General Pump 758-115 oil to the correct level, as described in Section 4.2.
- Replace the oil fill cap or dipstick.
- Dispose of used oil responsibly (see Section 2.3).
7. Troubleshooting
This section addresses common issues related to pressure washer pump oil.
| Problem | Possible Cause | Solution |
|---|---|---|
| Pump oil level is low | Normal consumption or minor leak | Add General Pump 758-115 oil to the correct level. Inspect for leaks if consumption is excessive. |
| Oil appears milky or cloudy | Water contamination in the pump oil | Change the pump oil immediately. Inspect pump seals for damage and repair as necessary to prevent further water ingress. |
| Pump is noisy or overheating | Low oil level, incorrect oil type, or old/degraded oil | Check oil level and add if low. Ensure General Pump 758-115 (30-weight, non-detergent) is used. Change oil if it is old or discolored. |
8. Specifications
- Brand: General Pump
- Model: 758-115
- Viscosity: 30 weight
- Formulation: Non-detergent oil
- Item Form: Oil
- Liquid Volume: 16 Fluid Ounces (per bottle)
- Package Information: Bottle (typically sold in cases of 6)
- Manufacturer: General Pump
9. Warranty and Support
Specific warranty information for General Pump 758-115 Pressure Washer Pump Oil is typically provided by the point of purchase or directly by General Pump. Please retain your purchase receipt for warranty claims.
For technical support, product inquiries, or to locate authorized service centers, please contact General Pump customer service or visit their official website. Always refer to your pressure washer's owner's manual for pump-specific maintenance and troubleshooting.
