Preventive Maintenance

When considering your heating, cooling, generator, or plumbing equipment, we recognize that you have made a significant investment to your home and maintaining it is one of the best ways to provide whole-home comfort and peace of mind for you and your family. Much like your car needs regular maintenance in order to run at an optimal level, your systems need to be maintained and fine-tuned in order to achieve maximum energy efficiency and/or performance.

When it comes to maintenance and service, Maryland and Washington DC area residents have come to rely on A.B. Chelini.  We have always been dedicated to our customers, their homes as well as their time by providing quality service and constant communication so you can meet our technicians rather than wait around for them.  A.B. Chelini’s respect for the importance of maintaining equipment is passed on to our customers so warranties are met and the life of your equipment is prolonged.  If you wish to schedule a technician for a maintenance check on any of your equipment, call A.B. Chelini today!

Schedule a Maintenance Appointment

Having regular maintenance performed provides a number of excellent benefits including:

  • Improved energy efficiency
  • Potentially lower utility bills
  • Fewer inconvenient breakdowns and subsequent repairs
  • Improved system performance
  • Improved home comfort
  • Improved indoor air quality
  • Increased lifespan for your systems
  • And more!

HVAC Preventive Maintenance

Regular HVAC preventive maintenance is the best way to ensure trouble-free operation and peak performance. Pre-season and regularly scheduled preventive maintenance prolongs equipment life, can reduce the extent or frequency of failures and helps contain utility bills by increasing efficiency. It is also the recommendation of utilities and manufacturers to have regular preventive maintenance in order to qualify for warranty benefits. A.B. Chelini’s goal is to provide complete preventive maintenance for your systems to ensure smooth, seamless, and efficient function. A.B. Chelini’s Peace of Mind Preventive Maintenance Program protects your heating and air conditioning system through the two tune-ups per year program. Let us take care of your systems so you don’t have to, just give the office a call to schedule your preventive maintenance program.

In addition to informing you of your equipment condition, and making recommendations on necessary repairs or replacement, if needed, when a trained service technician comes to your home to perform the 20+ point maintenance check, they will do several things including:

  • Check refrigerant levels and inspect for leaks
  • Test electronic components and system controls
  • Flush condensate drain to protect against overflow
  • Evaluate airflow
  • Inspect and clean drainage systems
  • Test gas valve operation
  • Check gas connections for leaks
  • Tighten and perform a safety test on wires and connections
  • Lubricate all moving parts
  • Clean thermostat and check operation
  • Evaluate condition of air filter

Plumbing Preventive Maintenance

Preventive maintenance is always a great way to avoid major home repair costs over time. To ensure your home’s plumbing systems stay in top shape year-round A.B. Chelini offers a Peace of Mind Plumbing Preventive Maintenance program. A one time a year check up on your plumbing systems and equipment can prolong equipment life, improve plumbing performance, and helps avert costly disasters that may stem from plumbing problems. A.B. Chelini’s goal is to provide complete preventive maintenance for your systems and fixtures to better ensure smooth, seamless, and efficient function.

In addition to thoroughly inspecting your home’s plumbing systems for safety and operational concerns, informing you of your equipment’s condition, and making recommendations on necessary repairs or replacement, if needed will offer you the opportunity to make decisions without having to make them in an emergency situation. Our trained service technician includes the following maintenance checks, when preforming your check up.

• Check CO detectors – batteries/plug in
• Install identification tags on main valves
• Check outside hose bib(s) for leaks-circle location(s)
• OTHER CHECKS that may be recommended
• Recommend disconnecting garden hoses
• Drain Backflow Preventers before freezing weather in late fall
• Check sump pump operation
• Check sewage ejection operation
• Inspect all walls, ceilings and floors for water, water damage or stains
• Bio-clean all drains / add drain opener.

Generator Preventive Maintenance

Loss of power always comes at a time that simply cannot be predicted. A.B. Chelini’s preventive maintenance for generators will improve the state of readiness for your emergency generator and will greatly improve the reliability of your backup system. A generator will do you no good unless it will function to its desired capacity when you need it most and the best way to ensure that this happens is by having periodic maintenance done. In addition to the obvious long-term benefits, having your generator maintained regularly also keeps it working efficiently and optimally, which can save you money in the long-term. Our trained service technician includes the following maintenance checks, when preforming your check up.

  • Check coolant heater
  • Check coolant level
  • Check fuel level
  • Check charge-air piping
  • Check/clean air cleaner
  • Check battery charger
  • Drain fuel filter
  • Drain water from fuel tank
  • Check coolant concentration
  • Check drive belt tension
  • Drain exhaust condensate
  • Check starting batteries
  • Change oil and filter
  • Change coolant filter
  • Clean crankcase breather
  • Change air cleaner element
  • Check radiator hoses
  • Change fuel filters
  • Clean cooling system

No matter what kind of generator you have, our skilled technicians can work on it and ensure that it is performing the way that it should.