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Crenshaw Lock

Door Closer Repair in Irwindale · 24/7 mobile

Door Closer Repair in Irwindale, California

Crenshaw Lock Company provides door closer repair, adjustment and replacement for commercial doors in Irwindale, California. We are fully mobile and available 24/7, so we come to your plant, warehouse or office. Call (323) 997-8867 to describe the problem and get a technician headed your way.

  • Mobile to your Irwindale location
  • Available 24/7
  • Price quoted before we start
Call (323) 997-8867or tap to call — we answer 24/7
Hydraulic door closer mounted at the top of a commercial door
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A door closer is easy to ignore until it fails. Then a fire-rated door sits propped open, a stairwell door slams hard enough to rattle the frame, or an exterior door drifts shut so slowly that it never latches. In a city like Irwindale, where most of the land is industrial, those small failures cause real trouble. Doors are used all day by crews, drivers and visitors, and a worn closer is often the reason a lock will not catch or a door will not secure at night.

Crenshaw Lock Company has served Greater Los Angeles and Ventura County since 1987, led by owner and lead technician David Shar. We repair, adjust and replace hydraulic door closers on commercial doors. That includes tuning sweep and latch speed, fixing fluid leaks where a repair makes sense, tightening or replacing arms and brackets, and swapping out a unit that has reached the end of its life.

We are mobile only. There is no storefront to visit. We bring the work to your door, whether that is a distribution building, a food or beverage facility, an office suite, or a gate-side guard shack. Because we also handle commercial locks, cylinders and access control, we can check whether the closer, the latch or the strike is really causing the problem.

How it works in Irwindale

  1. 1

    Call and describe the door

    Call (323) 997-8867 and tell us what the door is doing: slamming, not latching, leaking oil, hanging open, or pulling away from the frame. Tell us whether it is an interior, exterior or fire-rated door. That helps us arrive with the right parts.

  2. 2

    Inspect the closer and the whole door

    On site we look at the closer body, arm, mounting screws and brackets. We also check hinges, door alignment, the latch and the strike. A door that sags or rubs will keep defeating a new closer, so we look for the root cause first.

  3. 3

    Adjust before replacing

    Many complaints are fixed by adjusting. We set the sweep speed, latch speed and, where the unit has it, backcheck or delayed action. If the door is heavy, exposed to wind or used by carts and pallets, we tune it for that traffic.

  4. 4

    Repair or replace the unit

    If the closer is leaking fluid, has a bent arm, or no longer holds adjustment, we explain whether a repair is sensible or a replacement is the better choice. We match the closer to the door size, weight, and use, and mount it securely.

  5. 5

    Test the lock and latching

    After the work, we cycle the door repeatedly. We confirm it closes fully, latches without being pushed, and does not slam. If the door has an access-control or panic device, we check that it works with the new closer.

  6. 6

    Walk through and leave notes

    We show you the adjustment screws and any other concerns we spotted, such as worn hinges or a misaligned strike, so you can plan follow-up work. You decide what to do next.

Need door closer repair in Irwindale?

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What affects the price

  • Whether the closer needs adjustment only, a repair, or a full replacement.
  • The type and grade of closer needed, including heavy-duty or fire-rated units for busy industrial and commercial doors.
  • Door size, weight and condition, since sagging, warped or heavy exterior doors may need extra hardware or alignment work.
  • Whether related parts need attention, such as arms, brackets, hinges, strikes or panic hardware.
  • Number of doors serviced in one visit, which can make a multi-door building more efficient.
  • Time of day and urgency, because after-hours and emergency calls differ from scheduled daytime service.

Why Irwindale chooses us

  • Fully mobile service: we come to the facility and there is no shop visit or drop-off for a door.
  • Serving Los Angeles and Ventura Counties since 1987, with David Shar as owner and lead technician.
  • We look at the whole door, including hinges, latch and strike, instead of swapping the closer and hoping.
  • We handle commercial locks, cylinders and access control too, so one visit can address the closer and the security hardware around it.
  • Available 24/7, which matters for plants and yards that operate around the clock or need a door secured tonight.
  • We explain whether adjustment, repair or replacement makes the most sense, without pushing a bigger job than the door needs.

Door Closer Repair across Irwindale

Irwindale is unlike most California cities. Gravel quarries, aggregate pits, distribution centers, food and beverage plants and sound stages cover most of the land, and the doors that serve them see constant use. Around the Santa Fe Dam and quarry district, dust, vibration and truck traffic wear down hardware quickly. A closer on a shop door or office entry can lose adjustment or start to leak long before an interior door would. Facilities near the I-605 and Arrow Hwy interchange, and along Irwindale Ave and Live Oak Ave, often need a reliable service call that fits around shift schedules.

The original Irwindale townsite, centered around Irwindale Ave and Los Angeles St, is a small residential pocket of older homes, with a few commercial doors mixed in. Businesses there and in ZIP code 91706 tend to be smaller offices and service shops with older storefront or back doors. Those doors often need a closer replaced or realigned so they latch properly. We also serve the neighboring ZIP codes 91702 and 91010.

Whether you run a plant near the Huy Fong Foods area, manage a warehouse off Arrow Hwy, or maintain the buildings around the Irwindale Speedway & Event Center, we can come to you. Call (323) 997-8867 any hour and we will talk through the door problem and arrange service.

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Other Irwindale locksmith services

See all of our Irwindale services, or our citywide door closer repair page.

Door Closer Repair in Irwindale — FAQs

Do you repair door closers on Irwindale industrial buildings?
Yes. We service commercial doors at warehouses, distribution centers, food and beverage plants, offices and similar buildings. Call (323) 997-8867 and describe the door, and we will plan the visit.
Can a door closer be adjusted instead of replaced?
Often, yes. Slamming, slow closing or a door that will not latch can usually be fixed by adjusting sweep and latch speed. If the unit leaks fluid or no longer holds its settings, replacement is usually the better choice.
Why does my door slam shut or stay open?
The usual causes are incorrect speed settings, a leaking or worn closer, loose mounting, or a door that is out of alignment. We check all of these. Wind and heavy traffic can also affect doors in industrial areas.
Are you available after hours?
We are available 24/7 and fully mobile. If a door will not close and secure your building, call (323) 997-8867 and we will help.
Do you work on fire-rated or stairwell doors?
We can service closers on commercial doors, including those that need to self-close and latch. Tell us the door's use when you call so we bring the right hardware. For code questions, your fire marshal or building inspector has the final say.
Can you fix the lock and the closer in one visit?
In most cases, yes. We also work on commercial cylinders, latches, strikes and access control, so we can check how the closer interacts with the lock and fix both.
Do I need to bring the door or closer to a shop?
No. We are mobile only and there is no storefront. We do the work at your door in Irwindale.
How is the price of a door closer job decided?
It depends on whether the job is an adjustment, a repair or a replacement, the type of closer, door condition, the number of doors and the timing of the call. Call (323) 997-8867 to talk through your situation.
DS

Reviewed by David Shar — Owner & Lead Technician

Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.

Last updated 2026-10-12.

Call (323) 997-8867 · Open 24/7