Lennox EMEA Euromon 100 Series, Инструкция по установке, эксплуатации и обслуживанию

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the environment where said unit has been installed). This operation must be carried out with the equipment
stopped: it is advisable to use a jet of air from the outside to the inside. When this is not possible, use a long
bristle brush from the outside of the condenser.
4.3. PERIODIC AND PREVENTIVE MAINTENANCE
Check every four months:
- The state of wear of the electrical contacts and the contactors, cleaning them and, if necessary, replacing
them.
-That the wiring and all terminals are properly tightened.
-Visually the entire refrigeration circuit to detect traces of oil or possible losses. Check the oil level.
-Make control of refrigerant gas leaks.
- Verify the correct operation of all the measuring, control and safety devices, as well as the protection and
alarm systems to ensure that they are in perfect condition.
Every five years, check the entire refrigeration system or system (including safety valves and inspection of
pressure equipment). Control the energetic performances of the installation.
4.4. SERVICING TO BE CARRIED OUT BY QUALIFIED STAFF
There follows a list of maintenance operations requiring specific technical skills and which must therefore be
carried out by authorised, qualified staff.
The user must NOT carry out the following operations under any circumstances:
-
replacement of electrical components
-
manipulation of the electrical system
-
repairs to mechanical parts
-
manipulation of the refrigeration system
-
manipulation of the control panel or the On, Stop or Emergency switches
-
manipulation of the protective and safety device systems
-
cleaning the condenser
4.5. TECHNICAL PROBLEMS
The following problems may occur during unit functioning:
1. Blocked compressor. There is a protective device which starts up whenever the maximum permitted
temperature for the coils of the compressor’s electric motor is exceeded.
This may happen if:
WARNING
Switch off the electrical current before handling the unit.
WARNING
To prevent risk of cuts to hands, use protective gloves.
CAUTION
Do not use solvents