• Clean and backflush the starter heat exchanger.
• Replace the starter coolant.
• Replace any starter air filters as applicable.
• Perform refrigerant analysis.
• Replace all oil filters and filter driers.
• Perform oil analysis on the compressor lube oil.
• Perform driveline vibration analysis.
• Check compressor thrust end-play of low speed shaft.
• For HYP Model VSDs only, conduct a Smart sensor annual test.
Model YK (Style H), R-134a and R-513A54