MAINTENANCE & REPAIR SERVICES FOR KENNEDY REC COMPLEX ICE RINK

2026-11-03

5 . 2 . 1 Semi - Annual Tasks : A . Glycol pumps – re - grease pumps using NLGI ( National Lubricating Grease Institute ) grade 2 lithium - based petroleum grease B . Glycol pump motors – re - grease using Polyrex EM ( Electric Motor ) grease C . Ammonia sensors – calibrate 2 ammonia sensors 5 . 2 . 2 Annual PM Tasks : A . Evaporative Condensing unit i Inspect spray nozzles ii Inspect heat transfer section iii Check belt condition and replace it if necessary iv Adjust belt tension if necessary v Lubricate fan shaft bearings vi Lubricate motor base adjusting nut vii Check fans for rotation without obstruction Only remove shaft seal cover , head cover , and hand hole cover , then remove piston and connecting rod . When no abnormality is found , it is not necessary to remove crankshaft and bearing housing . viii Check oil receiver level and drain if necessary ix Test high and low pressure cut outs x Check refrigerant levels B . Compressor Package i Plate valve – replace ii Plate valve spring – replace iii Cylinder sleeve – inspect Replaced only if abnormality is found . iv Piston – inspect Replaced only if abnormality is found v Piston ring – replace vi Piston pin – inspect Replace only if abnormality is found vii Connecting rod bearing halves – replace viii Crankshaft pin – inspect Replaced only if abnormality is found ix Mechanical seal assembly – inspect Replace only if abnormality is found x Oil control ring ( 3rd ) – replace xi Needle bearing for high stage connecting rod – replace xii Gasket – replace xiii “ O ” ring – replace xiv Other parts – inspect Replace only if abnormality is found xv Suction filter – clean xvi Oil strainer – clean xvii Oil filter – replace xviii Lubricant – replace xix Motor – replenish of grease Refer to the operation manual of electrical equipment . If no description is provided , it is recommended to replenish the grease every 1 , 000 hours . xx Shaft seal cover , head cover , and hand hole cover – remove for inspection ; remove piston and connecting rod if required . When no abnormality is found , removal of the crankshaft and bearing housing is not necessary

Missouri

2026-04-29