Carl the wastewater guy

Carl the wastewater guy My name is Carl a STP engineer with over 25yrs experience in the waste water industry.

Currently working at Willow Pumps as a STP BDM and technical manager covering national wide installations,Services,Refurbs on all makes or treatment plants Family run business with over 25 year experience in the industry offering new sewage treatment plant installations, treatment plant servicing and repairs, drain surveys and drain clearing and emptying of septic tanks, treatment plants and cesspools covering the south east

Annual Service Completed – GRAF One2Clean Sewage Treatment PlantThis week we carried out the annual service and performa...
13/06/2026

Annual Service Completed – GRAF One2Clean Sewage Treatment Plant
This week we carried out the annual service and performance assessment of a GRAF One2Clean sewage treatment plant for a new homeowner. Having originally installed the system several years ago, it was great to revisit the site and provide guidance on system operation, maintenance requirements, and key indicators to monitor between services.
As part of the manufacturer’s recommended service schedule, a full inspection and operational assessment was completed, including:
✅ Visual inspection of all mechanical and electrical components�✅ Air blower performance and airflow checks�✅ Verification of treatment cycles and control functions�✅ Assessment of sludge levels to determine desludging requirements�✅ Dissolved Oxygen (DO) testing to confirm healthy biological treatment conditions�✅ On-site Ammonia testing to assess treatment efficiency and final effluent quality
We’re pleased to report that all test results were within expected operational parameters, confirming the plant is functioning efficiently and providing effective wastewater treatment.
Following the sludge assessment, it was determined that desludging was not required this year, resulting in a cost saving for the customer while maintaining compliance with service recommendations.
Regular servicing is essential to maximise treatment performance, identify potential issues before they become costly repairs, and ensure environmental compliance.
We service all makes and models of sewage treatment plants, including GRAF, Klargester, WPL,KEE process , Clearwater, Tricel, and many more.
For servicing, maintenance, fault finding, repairs, or expert advice, get in touch:

📧 [email protected]�📞 01634 201111

Keeping your treatment plant operating efficiently, year after year.

10/06/2026

Percolation test time for a new system in Surrey. Three holes dug and ready to complete the test tomorrow

🔧 DMC Belt-Driven Air Compressor – Major Service & Overhaul Completed 🔧Despite the challenging weather conditions, this ...
10/06/2026

🔧 DMC Belt-Driven Air Compressor – Major Service & Overhaul Completed 🔧

Despite the challenging weather conditions, this DMC belt-driven compressor received its first major scheduled overhaul, ensuring continued reliability and performance for the site.

Work completed:
• Drained and disposed of used compressor oil in accordance with maintenance procedures
• Refilled with the correct manufacturer-specified lubricant
• Replaced air intake filter to maintain optimum airflow and filtration efficiency
• Installed a new drive belt and checked belt alignment and tension settings
• Inspected pulleys, guards, and associated drive components for wear
• Carried out operational testing following reassembly
• Confirmed correct running temperatures, pressures, and overall performance

✅ Genuine manufacturer parts used throughout
✅ Maintenance completed in line with OEM service guidelines
✅ Compressor returned to full operational status with minimal downtime

Regular servicing is essential for maximising compressor efficiency, reducing energy consumption, and preventing costly unplanned breakdowns.

Need specialist attention for your treatment plant or site equipment?

We provide inspection, servicing, fault finding, repairs, and preventative maintenance for treatment plant equipment and associated mechanical systems.

📞 Get in touch for a site visit, professional assessment, and expert support to keep your assets operating at peak performance.

[email protected]

Major Service Completed on Large HiPAF Aeration Treatment Plant – BerkshireToday our engineers attended a site in Berksh...
01/06/2026

Major Service Completed on Large HiPAF Aeration Treatment Plant – Berkshire

Today our engineers attended a site in Berkshire to carry out a major planned service on a large HiPAF packaged sewage treatment plant, associated foul water pumping stations, and sludge management systems.

During routine preventative maintenance inspections, signs of deterioration and splitting were identified on the drive belts of one of the site’s three duty air compressors. These compressors are critical to maintaining dissolved oxygen levels within the biological treatment process and ensuring compliance with the site’s environmental discharge consent.

Works Completed

🔧 Full service of the HiPAF aeration treatment plant

🔧 Inspection and servicing of associated foul water pumping stations

🔧 Removal of accumulated sludge from the primary settlement tank via tanker

🔧 Inspection of all compressor drive systems and ancillary equipment

🔧 Identification of damaged drive belts on one air compressor

🔧 Safe isolation of equipment and replacement of worn belts using on-site critical spares

🔧 Testing, commissioning and return to full operational service

The Benefits of Planned Preventative Maintenance

By identifying and rectifying this issue during a scheduled service visit, the client avoided:

✔ Unexpected equipment failure

✔ Emergency call-out costs

✔ Potential tanker attendance due to treatment disruption

✔ Reduced treatment performance and compliance risks

✔ Unplanned operational downtime

Maintaining critical spare parts on site allowed our engineers to complete the repair immediately, ensuring the treatment process remained fully operational and capable of meeting its strict discharge permit requirements.

Another excellent example of how proactive maintenance protects assets, reduces costs, and keeps wastewater treatment systems operating at peak efficiency.

If you have a sewage treatment plant, pumping station, air compressor system, or wastewater asset that could benefit from a fresh pair of experienced eyes, we’d be happy to help.

📧 [email protected]

📞 01634 201111

A productive trip north this week into the Scottish Borders to meet with clients and consultants regarding several upcom...
29/05/2026

A productive trip north this week into the Scottish Borders to meet with clients and consultants regarding several upcoming refurbishment projects for a large sewage treatment plant (STP).

The focus of these discussions was to assess the most effective engineering solutions to ensure the plant continues to operate efficiently, reliably, and within the client’s operational and budgetary requirements. Working collaboratively with consultants and stakeholders allows us to develop practical refurbishment strategies that maximise asset performance while minimising disruption to site operations.

The visit also provided a valuable opportunity to catch up with fellow engineers across the business, share technical knowledge, discuss challenges being encountered on other sites, and identify solutions that can be applied across multiple projects.

After adding a few miles to the van this week, it’s back to the office to review emails, complete site reports, and prepare quotations for several exciting projects currently in development.

If you’re looking for support with wastewater pumping systems, treatment plant refurbishment, or asset performance improvements, feel free to get in touch.

📧 [email protected]
📞 01634 201111

🔧 Commercial Aeration Treatment Plant Servicing & Compliance Support 🔧Commercial wastewater treatment plant servicing re...
24/05/2026

🔧 Commercial Aeration Treatment Plant Servicing & Compliance Support 🔧

Commercial wastewater treatment plant servicing recently completed on a large-scale aeration treatment system operating under stringent discharge consent conditions.

Working closely with the client, we continue to ensure the plant remains compliant and performs efficiently to meet all environmental permit requirements. Routine maintenance includes scheduled tankering operations on the primary settlement tanks, alongside ongoing servicing and monitoring of two foul water pumping stations connected to the site infrastructure.

During this service visit, two of the three duty air compressors were fully inspected, including checks on drive belt condition, alignment, tension, and signs of wear or damage. The site’s bespoke control panel system was also inspected, ensuring critical plant equipment remains operational with fault monitoring and remote alarm reporting capabilities for rapid response to any unforeseen issues.

Our experienced engineers provide nationwide support for commercial sewage treatment plants, pumping stations, and associated mechanical and electrical equipment.

✔ Nationwide Coverage
✔ Qualified Engineers
✔ Genuine Manufacturer Parts
✔ 24hr Emergency Callout
✔ Tankering Services

If your treatment plant requires servicing, fault finding, performance improvements, or a fresh technical assessment, get in touch with our team today.

www.willowpumps.co.uk
📧 [email protected]
📞 01634 201111

24/05/2026

🔧 Professional Fibreglass Repair & Modification Services 🔧

At Willow Pumps, we specialise in high-quality fibreglass repair, refurbishment, and structural modifications for treatment plant covers and associated equipment.

Whether your cover has suffered damage, requires reinforcement, or needs height adjustments to improve accessibility and compliance, our experienced engineers have the expertise to deliver durable and cost-effective solutions.

✅ Fibreglass repairs & restoration
✅ Treatment plant cover height reductions
✅ Structural modifications & alterations
✅ Durable, weather-resistant finishes
✅ Professional workmanship with reliable service

From minor repairs to bespoke adjustments, we ensure every project is completed safely, efficiently, and to a high standard.

📧 [email protected]
📞 01634 201111

Follow our page for project updates, industry insights, and specialist repair solutions across the wastewater and pumping sector.

24/05/2026

Experiencing control panel faults or treatment plant failures?
Our experienced, qualified engineers provide rapid fault diagnosis, repair, and maintenance for sewage and wastewater treatment systems across the UK.

✔ Control panel diagnostics & electrical fault finding
✔ Pump, float switch & telemetry issues resolved
✔ PLC, inverter & alarm system troubleshooting
✔ Preventative maintenance & emergency call-outs
✔ Nationwide engineering coverage
✔ All makes and models of treatment plant supported

With extensive industry experience, we deliver reliable solutions that minimise downtime and keep your system operating efficiently and compliantly.

📧 [email protected]
📞 01634 201111

Address

Sutton Road
Maidstone

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm

Telephone

+441622844708

Website

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