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F20
Dr.coffee F20 User Manual
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Dr.coffee
产品维修手册
No.CS-04-055
F22 Service Manual
（
Stan
dard
）
（
V
ersion
：
V00
）
（
Main control ve
rsion
：
V4.4.4.221118
、
HMI version
：
V5.0.1.2211211432
）
Applic
able model
s of this manual
：
F20
、
F22
；
Due to
product up
grades d
uring the peri
od, ther
e ma
y be dif
f
erences betw
een p
ictures and
real m
achines,
please subject
to r
eal machine
s!
2
Table of Contents
Content
2
Table of Contents
2
Safety Instruction
8
Safety Warning
8
User Risk
8
Hazards to Machine
9
Structure Instruction
11
Overview
11
Internal Component Introduction
13
F20 Coffee Machine
13
P30 Powder Machine
15
Schematicintroduction
16
Circuit Board Diagram
16
F20 Main Control Diagram
16
F20 HMI Diagram
17
P30 Main Control Diagram
18
Hydraulic Diagram
19
Trchnical Parameter
20
Capacity Description
20
Specification
20
Interface Description
21
Drinks Interface
21
Language
21
Shortcut Menu
21
Brewer Rinse
22
Powder Rinse
22
Milk Rinse
22
One-Button Maint
23
Service Menu
23
Wipe Protect
23
Information
23
Power off
25
Service Menu
26
Drinks Setting
27
Powder Setting
27
Powder Type
27
Drinks Position Changing
28
Delete Drinks
28
Drinks Parameters Setting
28
Drinks Name
29
Delete
29
Change to
29
Picture Change
29
Hidden Drinks
29
Small Cup
29
Middle Cup
29
Big Cup
29
Cup Type
29
Cycle
29
Grounds
30
Pre-Brewing(S)
30
Coffee（Ml
30
Bean Box Select
30
Temp. Level
30
Pressure Mode
30
Extraction
30
Total Water Volume（Ml
30
Powder Weight（G
30
Front Water Outlet（Ml
30
Rear Outlet（Ml
31
Powder Output Speed
31
Water Temp
31
Powder Selection
31
Hot Water（Ml
31
Water（Ml
31
Milk（S
31
Cold Milk（S
32
Milk Foam（S
32
Cold Milk Foam（S
32
Milk Cap（S
32
Wait（S
32
Drinks Parameter
32
Create New Drinks
32
Maintenance
34
Brewer Deep Clean
34
Milk Deep Clean
34
Powder Deep Clean
35
Descaling
35
Water Draining
35
Machine Setting
36
Maintenance Setting
36
Time/Date
37
Auto Power Off/On
38
ECO Mode
38
Unit
39
Password
39
Personalized Setting
40
Network Setting
40
Power Grid Connection
41
Eng.setting
42
Grinding Calibration
42
Powder Cal
43
Grinding Index
43
Water Supply
44
Milk System Setting
44
Factory Setting
46
Business Setting
46
Screen Saver Setting
46
Exit Screen Saver Time
46
Screen Saver Interval Time
47
Logo
47
Start Picture Replacement
47
Screensaver Picture Setting
47
Advertising Mode
48
Param.import&Export
48
Drinks Param
48
Machine Param
48
Program Update
49
Current Version
49
U-Disk Update
49
Function Switch
49
Payment Setting
51
Warning
52
Warning with Screen Prompt
52
Water Tank Is Short of Water
52
Slag Container Is Full
52
The Storage Pan Is Full
52
Lack of Beans in the Left Bean Box
53
Lack of Beans in the Right Bean Box
53
Lack of Powder in the Left Powder Box
53
Lack of Powder in Medium Powder Box
53
Lack of Powder in Right Powder Box
54
The Left Bean Box Is Not Installed in Place
54
The Right Bean Box Is Not Installed in Place
54
The Left Powder Box Is Not Installed in Place
55
Medium Powder Box Is Not Installed in Place
55
The Right Powder Box Is Not Installed in Place
55
The Bubbler Is Not Installed in Place
56
The Door Is Not Closed in Place
56
The Door of the Powder Feeder Is Not Closed in Place
56
Excessive Temperature of Powder Boiler
57
Steam Boiler Temperature Is too High
57
The Coffee Hot Plate Temperature Is too High
57
The Temperature of Powder Boiler Is too Low
58
Steam Boiler Temperature Is too Low
58
The Coffee Hot Plate Temperature Is too Low
58
Too High Ambient Temperature
59
Low Ambient Temperature
59
Insufficient Milk
59
System Water Shortage
60
Excessive System Pressure
60
Grinder Calibration
60
Self-Inspection of the Bubbler
61
The Washing and Boiling System Needs to be Cleaned
61
The Milk System Needs to be Cleaned
61
The Powder System Needs to be Cleaned
62
The Coffee Machine Needs Descaling
62
Network Exception
62
Fault
64
Faults with Screen Prompt
64
Abnormal Water Supply of Powder Boiler
64
Abnormal Water Supply of Coffee Hot Plate
64
Left Bean Grinder Is Abnormal
64
Abnormality of Right Bean Grinder
65
Abnormal Washing and Boiling System
65
HMI Communication Abnormality
65
Abnormal NTC of Powder Boiler
66
Steam Boiler NTC Abnormality
66
Coffee Hot Plate NTC Abnormality
66
Heating Timeout of Powder Boiler
67
Steam Boiler Heating Timeout
67
Coffee Hot Plate Heating Timeout
67
Steam Boiler Water Make-Up Timeout
68
Faults Without Screen Prompt
69
Unable to Start the Machine
69
Can't Suck Milk
69
Milk Can be Produced Without Milk Foam
69
No Coffee
69
Crash
70
Water Leakage
70
Introduction to Disassembly and Assembly
71
Tools
71
F20 Component Disassembly Steps
72
Dismantling Appearance
72
Remove the Rear Cover Plate
72
Remove the Cover Plate
72
Remove the Left and Right Side Panels
73
Remove the Bubbler
75
Dismantle Grinding Bean Group
76
Remove the Pressure Storage Valve Group
77
Dismantle the Drive Set
77
Remove the Main Control Panel
79
Dismantle the Flowmeter
79
Removal of Switching Power Supply
80
Dismantle the Beater
80
Remove HMI Group
81
Remove the Water Pump Unit
82
Remove the Heating Plate Group
82
Dismantle Steam Boiler Unit
83
Remove the Three-Way Milk Valve
84
Remove Milk Pump Unit
85
Remove the Inlet Valve Group
85
Remove the Solenoid Valve Group
87
Remove the Hot Water (Rod) Solenoid Valve Group
87
Remove the Steam/Ice Coffee Solenoid Valve Group
87
Remove the Cleaning/Coffee Pressure Relief Solenoid Valve Group
88
Remove the Steam Boiler Water Supply Solenoid Valve
88
P30 Component Disassembly Steps
89
Removal Appearance
89
Remove the Rear Cover Plate
89
Remove the Left and Right Side Panels
89
Dismantle the Flowmeter
90
Dismantle the Solenoid Valve Group
91
Removal and Delivery of Pulverized Coal Generator Unit
91
Dismantle the Mixing Motor Set
92
Dismantle the Diaphragm Pump Set
92
Removal of Water Pump
94
Remove the Main Control Board
94
Dismantling Powder Boiler
94
Remove the Blower
95
Dismantling Agitator
95
Maintenance Methods
97
Cleaning of the Bubbler
97
Removal Method of the Bubbler
97
Installation Method of Bubbler
98
Agitator Cleaning
100
Dismantling Method of Agitator
100
Installation Method of Agitator
100
Cleaning of Powder Silo
101
Disassembly Method of Powder Silo
101
Installation Method of Powder Silo
101
Coffee Machine Cleaning
102
Precautions for Daily Use and Maintenance
103
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Dr.coffee F20 Specifications
General
Brand
Dr.coffee
Model
F20
Category
Coffee Maker
Language
English
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