6 preventative maintenance service – Sterlco GC Series Central Chiller User Manual
Page 45

GC Series Central Chillers
Chapter 5: Maintenance
45 of 79
5-6 Preventative Maintenance Service
Follow a systematic preventive maintenance program to help avoid costly down time. Call
the Service Department to arrange a schedule of inspections. This service can be tailored to
fit your maintenance requirements. These inspections include, but are not limited to:
• Checking refrigerant suction and discharge pressures
• Checking safety and operating conditions
• Checking voltage and amperage of all motors
• Checking all electrical connections
• Checking quantity of refrigerant
• Checking compressor oil level on units with tandem compressors
• Checking lubrication of motor and pump bearings
• Checking circulating pump operation
• Checking flow through heat exchangers
• Checking compressor efficiency
• Checking noise levels