Our Services

- HVAC Service & Installation -

- Electrical Contracting Services - 

- Warranty Coverage -

- Residential & Commercial -

Office Hours

Monday - Friday

7:30am - 4:30pm

After hours and weekend emergency service available! 

Contact Us

14799 Build America Drive
Woodbridge, VA 22191

Tel 703.490.3777

Fax 703.490.2555
service@emlogan.com

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EMLOGAN INC

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© 2019 by EM LOGAN INC

MAINTENANCE PLANS

To save on utility bills and service calls, we urge you to take a preventive approach to heating and cooling. All of your heating and cooling systems should be included in a regular inspection and maintenance program.

WHY INVEST IN POST-SERVICE COVERAGE?

Properly maintained equipment functions more efficiently and lasts longer which saves you money!​ Not only are maintenance plans highly cost-effective, Logan's customer tailored plans come with inclusive benefits...

  • Regularly scheduled maintenance
  • 5% discount on parts & service

  • Priority service

RESIDENTIAL

Residential contracts provide for a spring check-up on your air conditioning equipment and a fall check-up on heating equipment. Each visit brings a different set of inspection points depending on your specific request or needs.

 

COOLING EQUIPMENT

  • Install gauges and check operating pressures

  • Check voltage and amperage to all motors

  • Check air temperature drop across evaporator

  • Check for adequate refrigerant charge and possible leaks

  • Check evaporator superheat

  • Lubricate all moving parts

  • Check belt and adjust tension

  • Check filter

  • Check pressure switch cut-out settings

  • Check electrical lock-out circuits

  • Check starting contactor contacts

  • Check all wiring and connections

  • Check air temperature across the condenser

  • Check that condensate drain is open

HEATING EQUIPMENT

  • Vacuum clean burner and controls

  • Clean and adjust pilot assembly

  • Check for gas leaks in furnace

  • Lubricate all moving parts

  • Check belt and adjust tension

  • Check filters

  • Check flue pipe for proper draft

  • Shut down central air conditioner

  • Turn exposed dampers to heat position if marked

  • Check that crankcase heater is operating

  • Check all safeties

  • Install gauges and check operating pressures

  • Check voltage and amperage to all motors

  • Check air temperature rise across evaporator

  • Check for adequate refrigerant charge and possible leaks

  • Lubricate all moving parts

  • Check belt and adjust tension

  • Check filters

  • Check pressure switch cut-out settings

  • Check electrical lock-out circuits

  • Check starting contactor contacts

COMMERCIAL

Commercial preventive maintenance contracts provide quarterly, semi-annual, bimonthly, or monthly inspections as needed. These contracts are designed around the specific equipment of the installation. Due to the individual nature of commercial requests, you must contact E.M. Logan Inc. directly for a proper quote.