Specifications include, but are not limited to: 1. The Vendor shall provide an annual fall maintenance inspection. The maintenance inspection shall include the following services: • Brush or vacuum grilles, coils, fan, etc. • Lubricate fan and motor bearings where applicable • Check belts and sheaves where applicable • Check/clean drains, pans, condenser pumps • Check/clean strainers where applicable • Check steam traps, valves, etc. where applicable • Check and tighten all electrical connections • Check all control operations • Lubricate and adjust dampers and linkages • Check unit–operating conditions • Check heat exchanger for leaks where applicable • Check gas valve and controls where applicable • Check oil burner and controls where applicable N 8 • Check and tighten electric heater connections • Check amps/volts where applicable • Check filters • Check fan assembly • Lubricate fan and motor bearings as required • Check motor volts/amps • Check/adjust belts and sheaves • Check burner interlock controls • Check and tighten all mounting hardware • Check overall operation • Check and tighten electrical connections • Check operating controls • Check thermometer accuracy • Check hardware and gaskets • Check overall operation • Any other maintenance or component replacement or repair necessary to maintain equipment in accordance with manufacturer’s specifications 2. The Vendor shall provide an annual inspection in the spring (March – May). Inspections shall include the following: • Check bearings for wear • Check fans and fan shafts for proper balance • Check all belts for proper tension, alignment and wear • Check all air handling systems for proper flow, operation and control sequence (All related controls are included) • Clean all heating and cooling coils • Clean and scrub all condensation pans and check to ensure that pans are pitched correctly for proper drainage • Biocide tablets will be used in the condensation pans so that the pans are clean and in good working order • Check all sheaves for proper alignment • Check and tighten all electrical terminations • Check contacts for wear • Check and record motor current against nameplate • Check all safety controls • Lubricate motors/bearings where applicable • Check fan wheels - clean as required • Check fan scrolls - clean as required • Check fan bearing supports • Check motor supports • Check damper operation • Check damper linkages • Check motor damper operation • Inspect and clean condensate pumps where applicable • Replace air filters (the State shall supply the filters and the Vendor shall install the filters) • Check humidifier strainer where applicable • Check and clean humidifier float assembly • Check humidifier level controls • Check and clean humidifier drain/pan • Check humidifier heating elements • Check all humidifier controls • Check and clean outside air intakes • Check for any unusual noises or vibrations • Check structural integrity of the unit • Any other maintenance or component replacement or repair necessary to maintain the air handlers in accordance with manufacturer’s specifications is included in this agreement 3. The Vendor shall inspect and complete preventative maintenance annually in the spring (March- May) as required to maintain them in proper operating condition by providing, at a minimum the following services: • Check and record volts/amps of compressors • Check and record volts/amps of condenser fan motor where applicable • Check starter and contact surfaces • Check and record operating temperatures • Check refrigerant charge (Vendor shall be responsible for the removal and disposal of any used refrigerant) • Check moisture indicators and sight glasses • Check oil level • Check oil contamination • Check all belts where applicable • Check all safety controls • Check superheat and adjustment • Check hot gas by-pass controls where applicable • Check head pressure controls where applicable • Check unloader operation where applicable • Check all operating controls • Check and tighten all electrical connections • Lubricate motors/bearings where applicable • Inspect and clean condenser coil • Clean and protect rusted areas • Check water cooled condenser coil where applicable • Check water regulating valve where applicable • Check cap tubes/piping for chafing • Check crankcase heaters • Visually check for oil refrigerant leaks (Vendor shall be responsible for the removal and disposal of any used refrigerant) • Check fan wheels - clean as required • Check fan scrolls - clean as required • Check fan sheave wear • Check fan sheave alignment • Check fan bearing supports • Check motor supports • Check damper operation • Check damper linkages • Check motor damper operation • Inspect and clean evaporator coils • Inspect and clean condensate pans • Inspect and clean condensate pumps where applicable • Replace air filters (the State shall supply the filters and the Vendor shall install the filters) • Check humidifier strainer where applicable • Check and clean humidifier float assembly • Check humidifier level controls • Check and clean humidifier drain/pan • Check humidifier heating elements • Check all humidifier controls • Check and clean outside air intakes • Check for any unusual noises or vibrations • Check structural integrity of the unit • Check glycol level if applicable
