TK 61753-2-MM-EN
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Refrigeration Service Operations
NNoottee:: Some of the following involve servicing the refrigeration system and are regulated by EU regulation known as "F-
Gas" and /or local laws. All regulated refrigeration service procedures must be performed by a certified
technician, using approved equipment and complying with all EU and local laws.
A Service Test mode on these controllers allows technicians to operate the unit under known conditions while
performing diagnosis and service procedures. See the appropriate Operating and Diagnostic manual for
instructions on how to use the Service Test mode.
Refrigeration System Components
The following figure shows various refrigeration system components.