54
RF-SVX003A-GB
Ordinary Maintenance
7.
8
Ordinary
Maintenance
Programmed maintenance
Activities list
Week
Month (1)
Year (2)
General:
Data collection operation (Note 3)
X
Visually inspect the unit for any damage and / or
looseness
X
Verifying the integrity of the thermal insulation
X
Clean and paint where needed
X
Water Analysis (6)
X
Electric:
Check the correct operation of the equipment on the
unit
X
Check the wear of contactors - Replace if necessary
X
Check tightness of all electrical terminals - Tighten if
necessary
X
Clean the inside of the electrical panel
X
Visual inspection of the components for signs of
overheating
X
Check the operation of the compressor and the electric
resistance
X
Measurement using a Megger insulation of the
compressor motor
X
Refrigerant circuit:
Perform a test of refrigerant leaks
X
Check through the sight glass coolant
fl
ow - Full
Indicator
X
Check the pressure drop of the
fi
lter drier
X
Check the pressure drop of the oil
fi
lter (Note 5)
X
Carry out the analysis of the vibrations of the
compressor
X
Carry out the analysis of the acidity of the oil of the
compressor (7)
X
Condensing section:
Cleaning the condenser coils (Note 4)
X
Check that the fans are tightened
X
Check the
fi
ns of coils - Control if necessary on regular
intervals.
X
Notes:
1) The monthly activities include all those weekly
2) The annual activity (or earlier in the season), include all activities weekly and monthly
3) The values of the unit should be recorded each day for a high level of observation.
4) The coil cleaning may be required more frequently in areas with a high percentage of particles in the air.
5) Replace the oil fi lter when its pressure drop reaches 2.0 bar
6) Check for dissolved metals
7) TAN (Total Acid Number):
0.10: No action
From 0.10 to 0.19: After 1000 hours of operation replace fi lters. Continue to replace the fi lters until the TAN not falls
below 0.10.
> 12:19: Changing the oil, oil fi lter and the fi lter drier, Refer to regular intervals