116 RTAA-SVX01A-EN
Periodic Maintenance
• Manually rotate condenser fans to insure proper clearance on the fan
openings.
Annual Maintenance
• Perform all weekly and monthly maintenance procedures.
• Check the oil level and refrigerant charge. Refer to “Maintenance Proce-
dures”. Routine changing of oil is not required. See Oil Separator Level
Check in the Maintenance section of this manual.
• Have a qualified laboratory perform a compressor oil analysis to deter-
mine system moisture content and acid level. This analysis is a valuable
diagnostic tool.
• Contact a qualified service organization to leak test the chiller, to check
operating and safety controls, and to inspect electrical components for
deficiencies.
• Inspect all piping components for leakage and damage. Clean out any
inline strainers.
• Clean and repaint any areas that show signs of corrosion.
• Clean the condenser coils. refer to RTAA-SB-20 and RTAC-SVG01A-EN.
• Clean the condenser fans. Check the fan assemblies for proper clearance
in the fan openings and for motor shaft misalignment, abnormal end-play,
vibration and noise.