Trusted Heating, Cooling, Drain, and Underground Plumbing Experts in Mahomet, IL
Homeowners in Mahomet, IL, turn to Lanz when they need reliable heating, cooling, plumbing, or drain service from a team they can trust. From emergency furnace repairs to AC replacements, leak detection, drain cleaning, and underground plumbing solutions, our technicians deliver quality workmanship backed by decades of experience.
For fast, friendly service, call 217-394-1380 or reach out through our contact page.
Common HVAC & Plumbing Questions From Mahomet Homeowners
We recommend scheduling AC maintenance in spring and furnace maintenance in fall to prevent breakdowns during heavy seasonal use and extend system life.
This is usually caused by airflow restrictions, dirty burners, thermostat issues, or a failing blower motor. Our technicians can diagnose the problem quickly and restore heat.
Warm air, short cycling, ice on the system, or loud operation typically point to airflow or mechanical issues—not just low refrigerant. We pinpoint the exact cause.
Tree roots, aging sewer lines, hard water buildup, and heavy soil movement are common in Mahomet. A camera inspection helps us determine the real cause.
Yes — we provide fast response for urgent heating, cooling, sewer, and plumbing issues to keep your home safe and comfortable.
Heating Services in Mahomet, IL
Furnace Repair, Installation & Annual Maintenance
Winters in Mahomet are too cold to deal with unreliable heat. Our certified HVAC technicians provide:
- Furnace repair for no-heat situations, short cycling, strange noises, and airflow problems
- High-efficiency furnace installation & replacement
- Annual furnace maintenance to improve performance and lower energy costs
- Heat pump repair & installation for energy-efficient year-round comfort
We service all makes and models and help homeowners choose the best heating solutions for long-term reliability.
Air Conditioning Services in Mahomet, IL
AC Repair, Replacement & Indoor Comfort Solutions
When summer humidity hits, you need a cooling system you can rely on. Lanz provides comprehensive AC services, including:
- AC repair for warm-air issues, leaks, frozen coils, and system failures
- Air conditioning installation & replacement with high-efficiency systems
- Seasonal AC maintenance to reduce breakdowns and improve airflow
- Ductless mini-split repair and installation for zoning or additions
We’re trained to diagnose cooling issues quickly and keep your home comfortable all season long.
Plumbing Services in Mahomet, IL
Fast, Reliable Solutions for Leaks, Fixtures & Water Quality
Our licensed plumbers provide full-service residential plumbing support, including:
- Leak detection and pipe repair
- Toilet, sink, and faucet repair or installation
- Water heater repair, replacement & tankless upgrades
- Water softener installation & filtration solutions
- Garbage disposal repair
Whether it’s a dripping faucet or a major plumbing issue, we take care of it quickly and correctly.
Drain Cleaning & Sewer Services
Camera Inspections, Hydro Jetting & Sewer Line Repair
Mahomet homes frequently experience clogged drains, slow sinks, or sewer backups—especially in older neighborhoods. Our drain and sewer services include:
- Professional drain cleaning for kitchens, bathrooms, and main lines
- Hydro jetting to eliminate grease, scale, and heavy buildup
- Sewer camera inspections to identify breaks, root intrusion, or collapsed pipes
- Sewer line repair & replacement for long-term solutions
We clear blockages safely and identify underlying issues before they cause major damage.
Underground Plumbing & Water Line Services
Expert Repairs With Accurate Diagnostics
If you’re experiencing low water pressure, unexplained wet spots, or frequent sewer backups, your underground plumbing may be compromised. We offer:
- Water line leak detection & repair
- Water line replacement
- Underground sewer repairs
- Excavation and spot repairs
Our specialized equipment allows us to complete underground work efficiently and with minimal disruption.
Why Mahomet Homeowners Choose Lanz
- Decades of local HVAC & plumbing experience
- Proud member of the Mahomet Chamber of Commerce, supporting and serving our local community
- Family-owned company built on honesty, professionalism, and community commitment
- Certified heating & cooling specialists trained in today’s most efficient systems
- Advanced diagnostic technology for accurate plumbing and sewer solutions
- Fast response times for urgent heating, cooling, or plumbing issues
- Clear communication and transparent pricing with repair options explained upfront
Schedule HVAC or Plumbing Service in Mahomet, IL
From reliable heating and cooling to expert plumbing and drain cleaning, Lanz is here to help keep your home safe and comfortable throughout the year.
Call 217-394-1380 or contact us online through our contact page to schedule service.
Recent Jobs and Reviews in Mahomet, IL
Job Locations and Reviews
Restored cooling by replacing a congested 16x25x1 filter and a weak 45/5 capacitor (reading 34/3.5). This AC repair improves efficiency, though extremely hot weather may make it difficult to reach low thermostat setpoints like 68 degrees.
Diagnosed water heater with no hot water. Confirmed burner, flue, and gas valve are operational. Identified a faulty pressure switch with low continuity. A return visit is required to replace the pressure switch and restore hot water.
Inspected blocked sump pump discharge line with a camera. Found pipe pinched shut 10ft from driveway and 1ft from basement. Attempted cable clearing without success. Located line exit and provided a quote for full pipe replacement.
Performed clogged drain repair on a slow bathtub. Removed the stopper and cleared a significant hair buildup obstructing the line. Filled and emptied the tub to test and verify proper, efficient drainage.
Inspected air conditioner following reported condenser failure. Found the system operating normally upon arrival and advised the customer on the challenges of diagnosing intermittent HVAC issues while the unit is currently functioning.
Replaced failed Lennox AC capacitor, contactor, and hard start kit during HVAC maintenance. Changed filters. Inspected plumbing, checked water pressure, and diagnosed a corroded water heater dielectric union.
Cleaned outdoor AC unit, tested capacitor, and verified Delta T. Inspected plumbing drains and sinks, and completed toilet dye tests. Note: Water heater is too old to service; glued AC condensate line trap is currently inaccessible.
Replaced 16x25x5 HVAC filter; tested airflow, electricals, and refrigerant. Performed toilet dye tests and valve checks. Noted water pooling in the crawlspace near the shut-off valve, alerted homeowner, and quoted outdoor spigot replacements.
Diagnosed an AC not cooling issue caused by an outdoor fan not spinning. Replaced the failed dual-run capacitor to restore proper fan operation and ensure efficient cooling.
Replaced filter, cleared the condensate line using a Swoosh device and solution, and verified static pressures, capacitors, Delta T, and blower motor amperages on both units to ensure peak system efficiency and HVAC maintenance.
Inspected, cleaned, and tested a package geothermal system during cooling HVAC maintenance. Verified proper heat rejection, leaving the unit running efficiently at over 90% of its full operating capacity.
Conducted follow-up heating and cooling service. Verified furnace gas pressure (1.6/3.44 inWC) and airflow. Tested 3-ton AC refrigerant charge (125/360 psi), superheat (24), and subcooling (10) to confirm optimal HVAC system performance.
Completed Service Titan software training to streamline dispatching, scheduling, and client communication for future HVAC repair and maintenance calls.
Reset a tripped breaker to restore 240V power to the condenser and replaced a faulty capacitor. Verified proper system performance with a 16°F temperature split to ensure reliable cooling.
Resolved clogged refrigerator water line with a plumbing repair. Replaced the old hose and fitting with a new braided hose to restore proper water flow. Inspected the upstairs bathtub drain and discussed future upgrade options.
Wired the upflow system humidifier to the 850 Comfort Control to resolve high humidity issues. Scheduled follow-up to wire the second downflow humidifier to the same control for improved indoor air quality.
Completed HVAC maintenance and plumbing inspection. Washed AC condenser, flushed condensate drain, and tested electrical components. Dye-tested toilets, checked traps, and verified sump pump and backup pump operation.
Conducted water leak detection. Found no active plumbing leaks; traced the basement moisture to liquid runoff on the first-floor bathroom floor traveling down the floor vent and leaking into the mechanical room below.
Diagnosed a toilet tank-to-bowl leak and failing garbage disposal motor. Flushed the water heater and inspected the sump pump to ensure proper home plumbing system performance and safety.
Secured a loose electrical disconnect box to structural framing instead of just the siding, restoring a safe and stable connection to the home's outdoor air conditioner.
Completed an air conditioning installation by mounting and connecting a new outdoor condenser unit, optimizing home comfort and energy-efficient cooling performance.
Resolved a mini-split issue where one indoor head shut off after a few minutes. Replaced both indoor circuit boards on the faulty unit to restore proper cooling and reliable air conditioner operation.
Replaced a deformed flush tower seal that was causing water to run continuously. Installed a new seal to ensure proper seating, then filled and tested the tank to confirm correct, leak-free operation for a reliable toilet repair.
Addressed AC not cooling by replacing a failed capacitor and hard start kit, allowing the outdoor compressor to start properly and restore cold air throughout the home.
Arrived for the air conditioner repair to find the homeowner had already resolved the AC issue with another contractor. No further action was required.