3. Disassemble 1 screw from dispenser
valve 3W, so that the wire can be
taken out from the cable rack
4. Pull out terminal from stepper motor
on PCBA
5. Pull out Teflon pipe between
dispenser valve 2W and drainage
valve
6. Disassemble 4 screws from support
and take out drainage valve group
1. Refer to4.2.1-disassemble exterior parts
2. Refer to4.2.3-disassemble brew unit group
4.2.10 Disassemble drainage valve group