Hitachi RCI-4.0FSN4 - 11 Maintenance Notes

11 Maintenance notes
SMGB0099 rev.0 - 12/2016
351
11
Index
11.1 Regular equipment maintenance ........................................................................................................352
11.1.1 Necessary tools, equipment and consumable for regular maintenance .................................................... 352
11.2 Indoor cleaning ....................................................................................................................................353
11.2.1 Cleaning the built-in 4-way indoor unit RCI(M) .......................................................................................... 353
11.2.2 Cleaning the built-in 2-way indoor unit (RCD) ........................................................................................... 356
11.2.3 Cleaning of the wall-type indoor unit (RPK) ............................................................................................... 358
11.2.4 Cleaning the oor console and oor concealed console indoor unit RPF(I) .............................................. 359
11.2.5 Cleaning of the ceiling-type indoor unit (RPC) .......................................................................................... 360
11.3 Cleaning of KPI units ...........................................................................................................................363
11.4 Econofresh kit......................................................................................................................................365
11.5 Collection of refrigerant to replace the indoor unit...............................................................................365
11.6 Cleaning agents for heat exchanger ...................................................................................................366
11.6.1 Recommended specications of cleaning agents for aluminium ns ........................................................ 366
11.6.2 Particularities and benets ........................................................................................................................ 366
11.6.3 To consider ................................................................................................................................................ 366
11. Maintenance notes