1.7 Water pump cover
1.Refer to 1.1 remove front panel and back panel
2.Refer to 1.2 remove electrical box cover
3.Refer to 1.3 remove up-fan duct.
4.Refer to 1.4 remove down-fan duct
5.Refer1.5 remove down-fan duct
6.Refer to 1.6 remove the filter.
2.System parts