D.M.S. Rotating Equipment Repair

Direct Maintenance Services

Rotating Equipment Repair

Gearbox Pump Blower Airlock Centrifuge

24/7 EMERGENCY TRIAGE | FREE NATIONWIDE PICKUP | 12-36 MONTH WARRANTY

Our Core Services

35+ years rebuilding rotating equipment for petrochemical, power, food, wastewater, and manufacturing. In-house CNC machining, balancing, and full-load testing.

Gearbox & Gear Repair

In-house gear cutting up to 60". Flender, Falk, SEW. 24/7 emergency manufacturing.

Industrial Pump Repair

Goulds, Durco, Viking, Sulzer. Impeller rebuilds, hard-facing, API 610. Free pickup.

Blower & Compressor Repair

Roots, Gardner Denver, Aerzen. PD lobe, screw, regenerative. Zero leaks guaranteed.

Rotary Airlock Valve Repair

Smoot, Prater, ACS. Hard chrome, tungsten carbide, outboard bearings. Leak-free.

Centrifuge & Separator Repair

Alfa Laval, Westfalia, Flottweg. Decanter, basket, disc stack. Full bowl rebuilds.

About Direct Maintenance Services

For over 35 years, Direct Maintenance Services has been the trusted continental partner for critical rotating equipment repair. Based in Houston (Stafford), Texas, we operate a highly responsive, cross-border logistics network supporting industrial, maritime, and manufacturing plants across **all 50 states and Canada** - 24/7/365.

Our advanced machining and repair center houses every capability under one roof: CNC gear hobbing to 60", hard chrome plating tanks, tungsten carbide HVOF, dynamic balancing to G1.0, and full-load test cells. When your line is down, we don't outsource - we move.

One call to D.M.S. means a live technician answers immediately, free transport pickup is dispatched to your facility within the hour, and your equipment is rebuilt better than new - backed by the strongest warranty in the business: 12-36 months from date of installation. Zero excuses. Zero downtime. Guaranteed.

Industries We Serve

Petrochemical, power generation, wastewater, food & beverage, mining, manufacturing. Nationwide and Canadian service.

Agriculture & Irrigation

Vertical turbines, deep well pumps, heavy-duty PTO drives.

Cement & Minerals

Kiln drives, dry slurry pumps, dust collection blowers.

Food & Beverage

Sanitary pumps, pneumatic conveying airlocks, separators.

General Manufacturing

Mixer drives, conveyor gearboxes, vacuum pumps.

Marine & Offshore

Saltwater pumps, cargo offloading, thruster gearboxes.

Mining & Minerals

Slurry pumps, dry slurry, dust collection blowers.

Petrochemical & Refining

API 610 pumps, extruder drives, cooling tower gearboxes.

Plastics & Polymers

Pellet conveying, regrind systems, rotary valves.

Power Generation

Boiler feed pumps, ID/FD fans, turbine lube systems.

Pulp & Paper

Stock pumps, black liquor systems, high consistency drives.

Steel & Primary Metals

Descaling pumps, exhaust blowers, heavy-duty gearboxes.

Wastewater Treatment

Sludge pumps, aeration systems.

Major Industrial Brands We Service

We provide full-service mechanical rebuilding, reverse-engineering, and in-house component fabrication for all major OEM rotating equipment lines:

Heavy-Duty Gearboxes

Falk, Flender, SEW Eurodrive, Amarillo, Sumitomo, Lufkin, Philadelphia, Hansen, Dodge, Link-Belt, Nord, Rossi.

Industrial Centrifuges

Alfa Laval, Flottweg, Westfalia (GEA), Sharples, Bird, Centrisys, Andritz, Broadbent, Heinkel, Hutchison Hayes.

Industrial Blowers & Airlocks

Roots (Dresser), Gardner Denver, Aerzen, Robuschi, Kaeser, Sutorbilt, Hoffman, Smoot, Prater, ACS Valves, WM Meyer.

Process & Slurry Pumps

Goulds, Durco, Flowserve, Viking, Sulzer, Wilden, ARO, Warren Rupp, Warren, KSB, Tuthill, Moyno, Seepex, Netzsch.

Our 6-Step Repair Process

Our prioritized, zero-delay rapid turnaround process designed to get your facility back online as quickly as possible.

1. Call 24/7

Live technician answers immediately - even holidays.

2. Instant Quote

Text photos → firm price in minutes.

3. Free Pickup

Hot-shot fleet dispatched nationwide.

4. Priority Repair

Full in-house tear-down, machining, balancing.

5. Load Testing

Certified with video proof.

6. Free Delivery + Warranty

Delivered back at our cost with up to 36-month warranty.

Why Plants Nationwide Trust D.M.S.

Industrial downtime isn't just an inconvenience - it's an expensive production bleed that costs thousands per minute.

LIVE TECH 24/7/365

Real technician answers every single call - NO voicemail, NO call center. Diagnosis starts the second you call.

FREE NATIONWIDE PICKUP

We come get your failed equipment - anywhere in the United States and Canada. 100% free transport. Dispatched immediately.

12-36 MONTH ZERO-FAIL WARRANTY

Strongest warranty in the industry - even on emergency rush jobs. If it fails again, we fix it FREE.

FULL IN-HOUSE CAPABILITIES

We perform CNC gear hobbing to 60", hard chrome plating, tungsten carbide, dynamic balancing, and load testing under one roof.

Stafford, TX Facility Capabilities

Operating from our advanced machining and technology headquarters in **Stafford, Texas**, Direct Maintenance Services provides comprehensive rotating equipment engineering and rapid-dispatch logistics **across all 50 states and Canada**. While our facility is strategically positioned to support the heavy industrial, maritime, and refining corridors of the Texas Gulf Coast (**Houston, Pasadena, Beaumont, Baytown, Freeport**), our dedicated, insured hot-shot transport fleet operates continuously across North America, bringing failed machinery directly to our Stafford center with zero logistics friction.

Machining & Boring

  • CNC Line Boring up to 80"
  • CNC Lathe turning to 45" Swing
  • Horizontal boring mills

Gear Cutting & Hobbing

  • CNC Hobbing up to 60" OD
  • Internal & External shaping
  • Gleason bevel gear systems

Balancing & Testing

  • ISO G2.5 Schenck Balancing
  • Dynamic rotors up to 10,000 lbs
  • Hydrostatic test stands to 5,000 PSI

Plating & Wear Coatings

  • High-build hard chrome plating (80-120 micron)
  • HVOF tungsten carbide armor coatings
  • Ceramic plasma barrier installations

Operations, Logistics & Mechanical Q&A

Is pickup and delivery really free across all 50 states? How does Canadian shipping function?

Yes. We operate an insured, hot-shot logistics fleet and partner with national freight carriers to handle transportation both ways. For the continental United States, we arrange, insure, and pay for the entire transit with zero hidden surcharges. For our Canadian industrial clients, our logistics department coordinates all customs clearances, border documentation, and rapid cross-border shipping, routing your equipment directly to our Stafford, TX facility and back without delays.

What causes a heavy-duty industrial gearbox to experience high thermal spikes or output an acoustic squeal?

High operating temperatures and high-pitched acoustic squeals are typical symptoms of gear tooth micro-pitting, spalling, or bearing pre-load failure. These are often caused by lubrication breakdown or casing misalignments. We resolve these issues by line-boring distorted housings, regrinding gear teeth profiles back to original AGMA specs, and replacing worn components with premium oversized SKF bearings.

Why is my rotary lobe blower knocking and dropping pressure, or why does my pump lose discharge flow?

Knocking in a positive displacement blower signals lobe-to-lobe contact, typically caused by timing gear slippage. Pressure loss indicates worn internal clearance slips. Similarly, a pump losing flow is usually experiencing casing erosion or excessive impeller wear ring clearances. We correct these symptoms by setting precise lobe synchronization, applying tungsten carbide hard-surfacing, and metal spraying wear rings back to standard tolerances.

Ready to Get Started?

Line down? Gearbox failed? Pump seized?
Don't wait - call now for free pickup and an instant quote.

Email: INFO@DIRECTMAINTENANCESERVICES.COM

(832) 860-5493

24/7 LIVE TECH: (832) 860-5493
TEXT PHOTOS: INSTANT QUOTE
FREE PICKUP: DISPATCH NOW