If your KitchenAid Artisan Series 5 Quart Tilt Head Stand Mixer is leaking oil, it’s a sign that something might be amiss internally. Oil leaks can stem from worn seals, overfilled gear cases, or other mechanical issues. Addressing this promptly ensures your mixer maintains optimal performance and longevity.
In this guide, you’ll find clear, step-by-step instructions to diagnose and fix the problem safely. Remember, always unplug your mixer before starting any repairs, and work in a clean, well-lit space to avoid mishaps.
Key Takeaways
| Identify the leak source | Determine if the oil is coming from the gear case or other parts. |
| Check seals and gaskets | Worn or damaged seals are common causes of leaks. |
| Properly disassemble and reassemble | Follow safe procedures to access internal components. |
| Use quality replacement parts | Replace seals or gaskets with genuine or compatible parts. |
| Test thoroughly after repair | Ensure no leaks remain and the mixer functions properly. |

KitchenAid Artisan Series 5 Quart Tilt Head Stand Mixer with Pouring Shield KSM150PS, Milkshake
- Durable Metal Construction: Built to last with 59 touchpoints
- 5 Quart Stainless Steel Bowl: Handles small or large batches, dishwasher safe
- Tilt-Head Design: Easy ingredient addition and access to bowl
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Safety Precautions Before Starting
- Unplug the mixer from the power outlet to prevent accidental activation.
- Place the mixer on a stable, flat surface in a well-lit area.
- Gather all necessary tools: screwdrivers, replacement seals, and cleaning supplies.
- Wear safety gloves if handling sharp or greasy parts.
Accessing the Internal Gear Case
- Remove the attachment hub cover by unscrewing the screws at the top of the mixer head.
- Carefully tilt the mixer head back to access the gear case assembly.
- Unscrew the gearcase cover, noting the order of any washers or gaskets.
- Gently lift out the gear case assembly, keeping track of all components.
Inspecting and Replacing Worn Seals
Check the rubber seals and gaskets for signs of wear, cracking, or damage. If they appear compromised, replace them with new seals designed for KitchenAid mixers, ensuring a snug fit to prevent future leaks.
Clean all internal parts thoroughly to remove old grease or debris before installing new seals.
Reassembling and Testing Your Mixer
- Carefully reassemble the gear case, ensuring all parts are aligned correctly.
- Replace the gear case cover and secure it tightly.
- Reattach the attachment hub cover.
- Plug in the mixer and run it at low speed to check for leaks.
- Gradually increase the speed and observe for any signs of oil seepage.
Tips and Warnings
- Always use genuine replacement seals or parts compatible with your model to ensure proper fit and function.
- Don’t overtighten screws, as this can damage the plastic or metal components.
- If you’re unsure about disassembly or reassembly, consult a professional or contact KitchenAid customer service.
- Regular maintenance, like cleaning and inspecting seals, can prevent future leaks.
The Products in This Guide

KitchenAid Artisan Series 5 Quart Tilt Head Stand Mixer
- ✔ Dimensions: 14 x 8 x 14 inches
- ✔ Warranty: 1 year limited
- ✔ Power cord length: 4.5 feet

KitchenAid Stand Mixer Attachment
- ✔ Weight: 3 pounds
- ✔ Dimensions: 8 x 6 x 12 inches
- ✔ Warranty: Manufacturer’s 1-year
KitchenAid Artisan Series 5 Quart Tilt Head Stand Mixer

The KitchenAid Artisan Series 5 Quart Tilt Head Stand Mixer is built with durable metal construction, offering a sturdy and long-lasting appliance that handles all your mixing needs. Its tilt-head design provides easy access to the bowl, making ingredient addition straightforward. With 10 speeds, it can tackle everything from gentle stirring to high-speed whipping. Ideal for small or large batches, it’s a versatile kitchen staple.
Pros:
- Robust metal build for durability
- Tilt-head design for easy access
- Multiple speed settings for versatility
- Large 5-quart bowl suitable for big batches
Cons:
- Can be heavy to move around
- Requires regular cleaning of seals
- Price may be higher than basic mixers
Best for: Home bakers and cooking enthusiasts who need reliable, heavy-duty performance.
Not ideal for: People seeking a lightweight or budget-friendly mixer.
Bottom line: A durable, versatile mixer perfect for serious home bakers.
KitchenAid Stand Mixer Attachment

The KitchenAid Metal Food Grinder attachment expands your mixer’s capabilities, allowing you to grind meats, vegetables, and more with ease. Its sturdy construction and multiple grinding plates make it a versatile addition to your kitchen arsenal.
Pros:
- Multiple grinding plates included
- Easy to attach and use
- Stainless steel build for durability
- Large food tray for bigger batches
Cons:
- Requires separate purchase of the attachment
- Cleaning can be a bit time-consuming
- Adds some bulk to your workspace
Best for: Home cooks wanting to make fresh ground foods and sausages.
Not ideal for: Those with limited storage space or only basic mixing needs.
Bottom line: A robust attachment to diversify your KitchenAid mixer’s functions.
Frequently Asked Questions
Why is my KitchenAid mixer leaking oil?
Oil leaks generally occur due to worn or damaged seals in the gear case, overfilled gear housing, or internal component wear. Regular inspection and maintenance can help prevent leaks.
Can I fix the oil leak myself?
Yes, with proper tools and careful disassembly, you can replace seals and gaskets yourself. However, if you’re unsure or uncomfortable, professional repair services are recommended.
What parts do I need to replace to stop the leak?
Typically, replacing worn or damaged seals, gaskets, or O-rings inside the gear case will stop leaks. Use genuine parts designed for your model.
How often should I inspect my mixer for leaks?
Inspect your mixer every few months, especially after heavy use or cleaning that involves disassembly. Promptly address any signs of oil seepage.
Is it safe to continue using my mixer if it leaks oil?
It’s best to repair the leak promptly. Continued use can cause further damage or safety hazards, especially if the internal components are affected.
Keep Your KitchenAid Running Smoothly
Regular maintenance and prompt repairs are key to extending the life of your KitchenAid stand mixer. By understanding how to identify and fix oil leaks, you ensure your appliance remains reliable and efficient for all your baking and cooking adventures. If you encounter persistent issues, consider consulting a professional or reaching out to KitchenAid support for assistance.
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