Addressing Velocity and Oil Leaks: Troubleshooting Commercial Storefront Door Closers

Commercial storefront doors equipped with door closers provide controlled and convenient access to businesses. However, issues such as a door closing too rapidly and oil leaks from the closer can impact safety and functionality. This article serves as a guide for troubleshooting these problems, explaining the role of door closers and the urgency of replacing a leaking closer. Additionally, it promotes Automatic Door and Hardware as the go-to source for purchasing replacement commercial door closers.

**Understanding Door Closers:**

1. **What is a Door Closer?**
   - A door closer is a hydraulic or pneumatic device installed on commercial doors to control their opening and closing speed.
   - It consists of a hydraulic cylinder, springs, and valves that regulate the flow of hydraulic fluid or air, providing smooth and controlled door movement.

2. **Importance of Proper Door Closer Function:**
   - Ensures controlled and safe closing of the door.
   - Complies with accessibility and safety standards.
   - Enhances security by preventing doors from slamming shut.

**Troubleshooting Common Issues:**

1. **Door Closes Too Fast:**
   - **Adjust Closing Speed:** Most door closers have adjustable closing speed settings. Consult the manufacturer's instructions to locate the adjustment valve and make necessary adjustments to slow down the closing speed.

2. **Oil Leaking from the Top:**
   - **Identify Leak Source:** Examine the closer for visible oil leaks. Leaks often occur around the adjustment valve or through seals.
   - **Check for External Damage:** Inspect the closer for any external damage, as physical damage can lead to leaks.

**Replacing a Leaking Door Closer:**

1. **Urgency of Replacement:**
   - If oil is leaking from the door closer, it is crucial to replace it immediately. A leaking closer not only compromises its functionality but also poses safety risks and may result in irreversible damage.

2. **Selecting the Right Replacement:**
   - Choose a replacement door closer that matches the specifications of the existing one. Consider factors such as door size, weight, and installation requirements.

3. **Professional Installation:**
   - Seek professional assistance for installing the new door closer. Proper installation ensures optimal functionality and adherence to safety standards.

**Why Choose Automatic Door and Hardware:**

1. **Comprehensive Door Closer Inventory:**
   - Automatic Door and Hardware offers a wide selection of commercial door closers, including hydraulic and pneumatic options, suitable for various door sizes and applications.

2. **Quality and Reliability:**
   - Our door closers are sourced from reputable manufacturers, guaranteeing high-quality and reliable performance.

3. **Expert Guidance:**
   - The knowledgeable team at Automatic Door and Hardware is ready to assist with expert guidance on selecting the right replacement door closer for your specific requirements.


Troubleshooting and addressing issues with commercial storefront door closers are crucial for maintaining safety and functionality. A leaking door closer demands immediate replacement to prevent further damage and ensure continued reliability. Choose Automatic Door and Hardware for a comprehensive selection of high-quality replacement commercial door closers, and trust in our expertise to keep your storefront doors operating smoothly and securely.