A refrigeration maintenance agreement should at least provide for the following:
* A minimum number of inspections each year;
* Requirement to check all electrical connections, measure voltage and current;
* Lubricate all moving parts;
* Inspect and clear the condensate drain;
* A diagnostic start and test;
* Check thermostat settings;
* Clean evaporator and condenser air conditioning coils;
* Checking refrigerant level;
* Clean and adjust blower components.
This form is a generic example that may be referred to when preparing such a form for your particular state. It is for illustrative purposes only. Local laws should be consulted to determine any specific requirements for such a form in a particular jurisdiction.