62
Mechanical Tasks
Frequency
Records / Notes
1. Inspect and clean heat exchanger.
Major Visit
2. Visually for signs of oil leaks which may indicate a refrigerant leak (check
for leaks if necessary).
Major Visit
3. Check integrity of water pipe work and lagging.
Major Visit
4. Check all electrical connections including mains isolator.
Major Visit
5. Check unit operation voltage and record.
Major Visit
On completion check that the whole system is working satisfactorily.
Frequency of Visits:
Major Visit
²
Once per year
Mitsubishi Electric recommends that the frequency of maintenance visits to be a maximum of 12 months between
inspections.
Frequency of maintenance may increase dependent upon the equipment environment and local water conditions
e.g. hard water, scale forming, water containing a high proportion of solids.
Failure to maintain the system to the above minimum recommendations could result in the warranty becoming null
and void.
Ecodan Maintenance
Model Number
Serial Number
Maintenance Sheet
ENGINEERS FORMS
Table 3.7
63
