Perform all maintenance procedures and inspections at the recommended intervals. This will prolong the life of the chiller and minimize the possibility of costly failures.
Use the “Operator’s Log”, such as that show in chapter “Log and Check Sheet,” p. 124 to record an operating history for unit. The log serves as a valuable diagnostic tool for service personnel. By observing trends in operating conditions, an operator can anticipate and prevent problem situations before they occur. If unit does not operate properly during maintenance inspections, see “Diagnostics,” p. 103.
After unit has been operating for approximately 30 minutes and system has stabilized, check the operating conditions and complete procedures below:
While unit is running in stable conditions.
Source: Trane (www.trane.com)