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MASTER MAINTENANCE SCHEDULE CUSTOMER: Lineage Logistics-Port of Stockton *AppplriedromssCooling Corporation Month Month EQUIPMENT DESCRIPTION J F M A M J J A S 0 N D EQUIPMENT DESCRIPTION U J F M A M J J A S 0 N D LL LL SYSTEM WALKTHROUGH RECIRCULATORS(3) Check system operating pressures M X X X X X X X X X X XT Check liquid refrigerant level M X X X X X X X X X X X X Check general condition of machinery M X X X X X X X X X X X X Check for ammonia leaks M X X X X X X X X X X X X Check for leaks of any type M X X X X X X X X X I X I X X1 Check insulation for damage or ice buildup M X X X X X X X X X X X X Check refrigerant liquid levels in vessels M X X X X X X X X X X X X Check operation of fill solenoid valve M X X X X X X X X x X X X Test operation of eyewash stations M X X X X X X X X X X X X Verify correct setting of hand expansion valve M X X X X X X X X X X X X Check for safety hazards of any type M X X X X X X X X X X X X Log Inlet Pressure M X X X X X X X X X X X X SCREW COMPRESSOR(6) Log Outlet Pressure M X X X X X X X X X X X X Check for leaks of any type M X X X X X X X X X X X X Change IaedAag of pumps(as needed) M X X X X X X X X X X X X Check operating pressures and temperatures M X X X X X X X X X X X X Fill oil reservoirs(as needed) M x X X X X X X X X X X X Check alarm history for past issues M X X X X X X X X X X X X Check oil level in oil pot M X X X X X X X X X X X X Verify set points and parameters are correct M X X X X X X X X X X X X Drain oil pot(as needed) M X X X X X X X X X X X X Check load/unload operation of slide valve M X X X X X X X X X X X X Check operation of seal heater M X X X X X X X X X X X X Verify proper compressor sequencing M X X X X X X X X X X X X Check general condition of NH3 pumps M X X X X X X X X X X X X Check operation of oil return system M X X X X X X X X X X X X Check for unusual ice accumulations at NH3 pumps M X X X X X X X X X X X X Check operation of oil heater/s M X X X X X X X X X X X X Lubricate motor bearings(as required) Q X X X X Empty oil drain bottle and log amount M X X X X X X X X X X X X Test low oil level cut out switch Q X X X X Count oil drops from shaft seal(per minute) M X X X X X X X X X X X X Check starter/contactor for dirt or damage A X Check motor intakes for dirt or blockage M X X X X X X X X X X X X EVAPORATORS(33) Clean machine exterior(as needed) M X X X X X X X X X X X X Check for proper fan operation M X X X X X X X X X X X X Lubricate motor bearings(as required by hours) M X X X X X X X X X X X X Check for abnormal ice accumulation M I X X X X X X X X X X X X Verify correct operation of LIC system M X X X X X X X X X X X X Verify correct setting of hand expansion valve M X X X1 X X X X X X X X X Replace oil filter(as needed per differential) M X X X X X X X X X X X X Check for leaks of any type M X X X X X X X X X I X X X Check starter/contactor for dirt or damage A X Check insulation for damage A X Vibration analysis A I I X Check fan guards for damage or loose bolts A X Oil analysis(take sample) A X Check fan/motor bearings for damage A X Check Compressor Motor Alignment A X Check starter or contactor for damage A X Ammual Screw Compressor Inspection A X Check condensate pan and drain line A X EVAP0RATIVE CONDENSERS(2) Chad evaporator TD(temperature diffemnlid) A X Check for water leaks M X X X X X X X X X X X X Annual Evaporator Inspection A X Check Boat valve operation and water level M X X X X X X X X X X X X Clean coils,pans and drains A X Check operation of water pump M X X X X X X X X X X X X AMMONIA DETECTORS(12) Check operation of all fans M X X X X X X X X X X X X Check general condition M X X X X X X X X X X X X Check dove system and belts M X X X X X X X X X X X X Ammonia detector sensor calibrations S X X Check internal parts for damage or corrosion M X X X X X X X X X X X X Ammonia detector response test S X X Check spray nozzles for blockage M X X X X X X X X X X X X AUTO PURGER(1). Check mist eliminators for damage M X X X X X X X X X X X X Check general condition M X X X X X X X X X X X X Check sump and basin for sediment buildup M X X X X X X X X X X X X Check operation of controls M X X X X X X X X X X X X Lubricate motors and bearings as required M X X X X X X X X X X X X Check for unusual ice accumulations M X X X X X X X X X X X X Measure non-condensibles in system Q X X X X Muslon Tank(1) Check motor starter for dirt or damage Q X X X X Check general condition M X X X X X X X X X X X X Clean sump,eliminators and coils as needed AX Check water level M X X X X X X X X X X X X HIGH PRESSURE RECEIVER Test Ph of water M X X X X X X X X X X X X Check general condition M 7: X X X X X X X X X X X MISCELLANEOUS ITEMS Check liquid refrigerant level M X X X X X X X X X X1 X X visually inspect all relief valves A X Check for ammonia leaks M X X X X X X X X X X1 X X Exercise Isolation Valves A X Ammonia party testiA X ove FIM 6cope IIAR Bulletin 6 annual safety inspection A X M = Monthly inspect piping for corrosion or ice buildup A X Q = Quarterly Test emergency stops and high level safeties A X S = Semi-Annual jAnnual Review ofSOP's A X A = Annually