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SHX46A05
Bosch SHX46A05 User Manual
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77
VIII.
VIII.
Troubleshooting
Troubleshooting
Circulation Pump
Circulation Pump
–
–
Replacing Impellers (3)
Replacing Impellers (3)
Replacement impellers will have a
green
tint compared to
older impellers.
The impeller ceramic ring should be
pink
or bright white.
Note
pink
ceramic ring
around impeller shaft.
HINT
:
To remove an
impeller, place a 8mm
nut
driver (or similar
tool) on
8mm st
ud in ce
nter of
impeller.
Impeller kit #
167085
, showing fro
nt
and rear sides of impeller and carbon
ring (spring).
Carbon ring (spring)
Black spacer
78
80
Table of Contents
Table of Contents
3
Safety Concerns
4
Product Line Related
4
Product Specification Chart
5
Model Number Listing and Explanation
5
III. Product Specific
5
Model Number Location
6
Cosmetic/Customer Use/Installation Issues
8
Installation Related Process
8
IV. Installation Issues
8
Installation Instructions
9
Materials Needed
10
Tools Needed
10
Materials Supplied
11
Enclosure Preparation
12
Electrical Preparation
13
Electrical Supply
13
Dishwasher Electrical Rating
13
Plumbing Preparation
14
Hot Water Supply
14
Drain Plumbing
15
Dishwasher Preparation
15
Dishwasher Connection Piece
15
Installing the Mounting Brackets
15
Junction Box Preparation
16
Installing the 90 Degrees Elbow Fitting
16
Regular Toe Panel
16
Removing the Toe Panel
16
Door Panel Installation
17
Placing the Dishwasher
18
Securing the Dishwasher
18
Drain Hose Connection
19
Hot Water Connection
20
Electrical Connection
21
Grounding
21
Door Tension Adjustment
22
Base and Toe Panel
22
Regular Toe Panel Installation
22
Final Instructions
23
Description of Operation/Cycle
24
Product View
24
Theory of Operation
24
Description of Components
27
Dispensers
28
Top Rack Only
29
Door Latches
30
Aqua Sensors
31
Water Fill Assemblies
32
To Remove Water Valve
33
Component Access/Replacement
33
Water Valves
34
Circulation Pumps - Access
35
To Remove Outer Door
35
To Remove Right & Left Side Panels
36
To Remove Toe Kick
36
To Raise Right Side of Tank for Circulation Pump Access
37
Circulation Pumps - Disassembly
38
To Remove Motor to Access Impeller or Change Complete Pump
38
Circulation Pumps - Reassembly
39
To Remove & Install Impeller
39
Control Modules - Disassembly
40
Control Modules with Displays
42
To Remove/Install Display Module
42
Apexx Control Module Disassembly
43
To Raise Right Side of Tank for Apexx Module Access
45
Apexx Display Module Disassembly
47
Heater and Ntc's - Access
48
To Separate Base from Tank
50
Removing & Installing Heater & NTC
52
Drain Pumps – Removal & Installation
54
Dispensers – Removal & Installation
55
Door Latches – Removal & Installation
57
To Disassemble Door Latches for Integrated Models
57
To Remove & Install Door Latches for Integrated Models
58
Aqua Sensors Overview
59
Using Test Programs
61
Component Testing/Test Procedures
61
Fault Codes
62
Using Test Programs to Measure Heater/Ntc Resistances
63
Basic Dishwasher Troubleshooting
64
VIII. Troubleshooting
64
Dishwasher Parts Issues
69
Circulation Pump - Impeller
69
Control Module - Modules Displaying “1”
70
Heater - Troubleshooting Flowchart
71
Water Leaking Past Doors
72
Circulation Pump - Checking PTC Pump Motor Starter
73
Circulation Pump - Water Switch Pump Nuisance Tripping
75
Circulation Pump – Replacing Impellers
77
Impeller Ceramic Ring Color Code
77
Circulation Pump – Service Index UC/06, UC/11 & UC/12 Parts Changes
80
Circulation Pump – Service Index UC/14 Water Switch Parts Changes
81
Circulation Pump – Pump & Motor Part # Changes
82
Control Module – Heater Relays
83
Using # 264946 Front Cover to Replace Broken Module Buttons
84
Using # 481055 Control Modules in Older SHU 99/SHV 43/48 Dishwashers
85
Turning off End of Cycle Tone
86
Comparison of Old and New Pushbutton Pads
87
Heater – Replacing Older UC/06 NLA Heaters
88
Heater – Water Switch (“Flow Control”)
89
Drain Pump – Sump Improvements to Aid Draining
91
Dispenser – Replacing Dispenser Doors
92
Dispenser – Top Load Dispenser
93
Door Latch – Misaligned Latches
95
Door Latch – Miswired Latches
96
All Dishwashers – Terminal Box Covers
97
Measuring SHU43C/53A Resistances Modules
98
Wiring Diagrams/Tech Sheet
98
Measuring Circulation Pump Resistances @ Modules
108
4
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Bosch SHX46A05 Specifications
General
Brand
Bosch
Model
SHX46A05
Category
Dishwasher
Language
English
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