Maintenance

Ensure a Comfortable Indoor Environment

HVAC Maintenance in Frederick, MD

Many of our customers have found that a maintenance agreement with W.A. Tolbard helps to ensure a safe, comfortable, and energy efficient indoor environment. As a service contract customer, you will receive two inspections per year on your heating and cooling units, as well as priority service anytime you need our assistance. Please contact us at 301-662-2515 if you are interested in becoming a maintenance customer, or click here to request additional information about out maintenance agreements.

HVAC Inspections include:

  • Inspect and/or replace standard air filters
  • Inspect inside cooling coil
  • Inspect primary and secondary drains
  • Inspect condensate drain
  • Inspect blower components
  • Lubricate all moving parts (where applicable)
  • Inspect and tighten all loose electrical connections
  • Monitor air conditioner operating pressures for proper refrigerant charge
  • Monitor voltage and amperage draw on all motors
  • Monitor air conditioning and heating cycles
  • Inspect heat exchanger and burners: vacuum and/or adjust as needed
  • Adjust gas pressure as necessary
  • Inspect pilot operation and adjust as necessary
  • Monitor flue draft for safe operation
  • Inspect and test safety controls
  • Adjust air flow for proper temperature rise
  • Inspect heat anticipator settings
  • Inspect thermostat operation
  • Inspect for cracked heat exchanger

Gas Fireplace Inspections include inspection of the following:

Gas Valve
Wiring
Blower
Pan
Logs
Glass
Vent Kit
Switches Voltage
Burner
Thermostat
Spark Ignition
Heat Exchanger
Thermopile
On/Off Switch
Glass Seals
Gas Pressure
Fan Limit Controls
Flue Damper Switch
Remote/Wall Switch
Colorization Rods
Pilot Light Assembly
Safety
Flame Stripes