Carrier Sanyo 16TJ - Recommended Maintenance and Main Component Replacement Schedule

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4.3 - Recommended maintenance and main component replacement schedule
Standard controls
Component Type Area inspection Inspection Remarks
Vacuum area
Non- vacuum area
Item Method Interval
Main shell Chilled/hot water line pipes X Corrosion of the heat transfer tube
surface
Visual inspection As necessary Random inspection from the bundle (no vaccuum destruction)
X Corrosion of the internal surface of the
heat transfer tube scale and/or slime adhesion
Eddy-current test/endoscope/visual inspection
Once a year Idem above
Cooling water line pipes X Corrosion of the heat transfer tube
surface
Visual inspection As necessary Idem above
X Corrosion of the heat transfer tube
surface. Scale and/or slime adhesion
Eddy-current test/endoscope/visual inspection
Once a year Idem above
Heat exchanger tube X Corrosion of the heat transfer tube
surface. Reduced metal by abrasion scale and/or slime adhesion
Overhaul As necessary Idem above
Generator X Check the inside fouling Visual inspection etc. Once a year Cleaning
Solution Absorbent ( X ) Solution analysis
Concentration Alkalinity Inhibitor ratio Copper dissolution ratio Iron dissolution ratio
Solution random inspection Two to four times
per year
To be adjusted to the standard controls
Pump Absorbent pump X Pump body, impeller, bearing, motor Overhaul As necessary Inspection interval 20000 hours or more
Refrigerant pump X Pump body, impeller, bearing, motor Overhaul As necessary Idem above Purge pump ( X ) Pump body Overhaul As necessary -
V-belt Periodic replacement As necessary -
Safety device Pressure switch ( X ) Periodic replacement (because of safety device) Every 3 years Generator pressure switch for 16DJ
Control device Flow switch X Periodic inspection with a maintenance contract As necessary -
Temperature sensor X Periodic inspection with a maintence contract As necessary - Electro-magnetic contactor X - Relay X - Inverter X Idem above Once a year Option
Others Sight glass X Periodic replacement ((in order to avoid leakage) Every 3 years -
Diaphragm valve packing X Every 3 years - Other packing X Every 3 years - Palladium cell X Every 3 years - Water-line packing X Periodic inspection with a maintenance contract. Every 3 years -