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DISASSEMBLY- AND RE-ASSEMBLY ADVISE HD3600/20/B For your safety first be sure the plug is Replacing the Display: * disconnected from the mains! - When the display has to be replaced for some reason, the complete Left door including display and flat cable has to Rear case removal: be replaced.
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DISASSEMBLY- AND RE-ASSEMBLY ADVISE HD3600/20/B Replacing the Peltier element: - When the Peltier element has to be replaced, first remove - Performing the temperature measurement, when the unit the rear case assy and Fan assy. has reached the room/environment temperature.
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REPAIR INSTRUCTIONS HD3600/20/B Electrical circuit: - When the appliance does not work, check the electrical circuit. Beer outlet Process block diagram of the appliance Pressure Sensor Keg fill air Air inlet Shortcut to pump release enter Service mode Compressed 10.5 V...
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REPAIR INSTRUCTIONS HD3600/20/B Service testroutines - This appliance has been equipped with special service routines to be able to check several functions of the appliance. - Below the necessary steps will be described to enter into the service mode. - Please follow the instructions carefully to avoid damaging the electronic circuit of the appliance.
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REPAIR INSTRUCTIONS HD3600/20/B NTC DUMMY: NTC value 20 kΩ < Rdummy < 22 kΩ (= 4 °C ... 6 °C) Any other value: PRESSURE SENSOR DUMMY: Input voltage 9 mV < Vdummy < 10 mV (900 ... 1100 mbar) Any other value:...
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REPAIR INSTRUCTIONS HD3600/20/B Trouble shooting: 1. Appliance doesn’t work at all Check if the KEG PRESENT switch is functioning OK or check the Voltage output (10 V ± 0.5 V) of the Power supply. 2. Display Error signals If somehow the system detects a problem, in a few occasions the system is able to use the display for displaying the type of error detected by the system.
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REPAIR INSTRUCTIONS HD3600/20/B 4. Cooling problems. Several causes can influence the unit from cooling down. Cool down process takes very long. (more than 18 hours KEG 23 °C -> 3° C) - Check the usage conditions; the cooling principle of the appliance is based on a Peltier element. The Peltier element works by withdrawn heat that results in the fact that the surface on the other side of the element will cool down.
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REPAIR INSTRUCTIONS HD3600/20/B 8. Beer volume indication. The Beer volume indicator is a device to give the consumer an impression about the amount of Beer left in the KEG. This indicator is not accurate only steps of 25 % are possible to display.
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REVISION HARD & SOFTWARE CHANGES. HD3600/20/B From wk527 onwards the hardware components like the interface board/main PCB (item 23 in the exploded view) and the processor/controller board (build in the left door item 2 in the exploded view) have changed in the PerfectDraft appliance.
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REVISION HARD & SOFTWARE CHANGES. HD3600/20/B Matrix how to use several configurations. Processor used “Old hardware” “NEW hardware” Type plate /A Type plate /B Firmware ver. 4.X Firmware ver. 6.X Interface board Rev 3.3 Interface board J13 closed J13 open Rev 3.4 &...
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