The Importance of a Winter Start-Up Making sure your heating system will operate properly over the long winter season is key to the efficient operation of your facility. Equipment breakdowns result in lost productivity, disgruntled employees, and unexpected service costs. At Four Seasons Controlled Climates we know there is more to an annual heating inspection than to just check that your equipment fires-up. Our specially trained, licensed technicians have a comprehensive check list with detailed procedures for each type of heating system. We document everything we find and state clearly what you should do about it. Winter Start-Up Service Benefits • Avoid costly equipment breakdowns • Ensure safe equipment operation • Maximize energy efficiency • Maintain a comfortable and productive workplace Winter Start-Up Service Features • Complete inspection • Detailed step-by-step maintenance • Complete written report for your records • Specially trained, licensed technicians

Winter Start-Up Check List • Verify complete system condition • Inspect fan and motor bearings • Inspect fans for cleanliness and balance • Adjust and align belts and pulleys • Grease all bearings • Oil all motors • Verify motor amps and voltage • Inspect all wire connections • Clean or replace filters • Inspect for vibration and noise • Secure any loose panels • Verify proper operation of thermostat • Inspect heat exchangers • Complete inspection of stack condition • Inspect and lubricate all pumps (boiler systems) • Clean and set up ignition systems • Clean burner • Start up equipment • Set up burner for proper combustion • Inspect operation of all safeties • Inspect and adjust all valves • Adjust all controls for proper operation • Inspect and adjust humidifier operation • Leave equipment ready for customer use