Water tank Overhaul

Normal fail mode	Action item
1. Temp control fail	Heating unit replacement Compressor replacement Ref' cycle leak, gas, oil check
2. Humidity control fail	Tank heat replacement Solenoid valve replacement Level sensor replacement
3. Wind speed fail	Blower bearing replacement
4. Display fail	TIC control unit replacement Control PCB repair
5. Temp & humidity hunting	TIC Reconfiguration