Hanseatic WQP12-7311D Operating manual

Contents
Technical Service Manual
Dishwasher
Specification 2
Test program 24-28
Theory of parts 5-23
Function Description 3-4
Inspection 29-32
Location 5
PCB 6-7
Inlet valve 8-10
Drain pump 11-12
Heater 13-14
Washing pump 15-16
Procedure 25
Error code 26-28
Water circuit 3-4
Pressure switch 17
NTC 18-19
Flowmeter 20-21
Safety Hose 22-23
Troubleshooting 33-37
SAFETY NOTICE
This documentation is only intended for qualified technicians
who are aware of the respective safety regulations.
-1 -

Specifications
For the basic operation instructions, please refer to the
instruction manual attached with each unit.
Electrical supply 220-240V, 50Hz
Supply water pressure 0.04MPa-1.0MPa
Supply water temperature below 60℃
-2 -
Models: WQP12-7311D WQP8-7312D

Inlet water routeInlet water route
Water circuit scheme
Cycle water route
Drain water route
Water Circuit Function Description->
-3 -

Process of water inlet (indicated by magenta route)
Process of cycle washing (indicated by blue route)
In this process, regeneration water route is cut off, main water route is open. The water in the main water
route is softened when pass through the softener, and then enter in the tub. During this phase, some of inlet
water will be stored in the air breaker to be regenerating water.
Cycle washing action is driven by washing pump motor. Water can obtain the power during it passing through
the working washing pump, then be pumped into spray arm, pass from spray arm nozzles, over the dishes,
into sump ,where connect to washing pump, and to get in the next water cycle.
Water Circuit Function Description->
-4 -

main PCB
air breaker
washing pump
sump
heater
pressure switch
softener
Please Note: Explode view and part list of each model
have some different visions. So please refer to the newest
vision Midea sent you
drain pump
-5 -
Location Theory of parts->