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Wheel Balancers
COATS 1025
HENNESSY INDUSTRIES COATS 1025 User Manual
48 pages
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P
.O. B
ox 3002, 1
60
1 J
. P
. Hennessy Drive, LaV
ergne,
TN USA 37086 61
5/641
-7533 800/688-6359
Manual Part
:
91
1
1
1
23
03
HENNESS
Y INDUSTRIES INC. Manuf
acturer of
AMMCO
®
, CO
A
TS
®
and BAD
A
®
Automotiv
e Ser
vice Equipment and
T
ools.
Re
vision:
1
1
/0
5
Service Manual and
Troubleshooting Guide
950/1
025/1
050/1
055
950 P
r
oRacer
Computer Wheel
Balancer
s
®
2
Table of Contents
Default Chapter
3
Table of Contents
3
Introduction
5
Safety Notes
5
Servicing
5
Equipment Needed
5
Voltage & Phase Checking Procedure
6
Preliminary Inspection
7
Functional Checks
7
Operational Check
7
Accuracy Check (Plane Separation)
7
Rotational Check (Use a Hub Centric Wheel)
8
Calibration Procedures
8
Weight Sensor Calibration
8
A & D Arm Calibration (Code 10)
8
Stop-On-Top Calibration (Code 20/21)
9
Distance Gauge Tape Placement (Optimize A)
9
Error Codes
9
Function Codes
10
Troubleshooting Section for Models 950,1025,1050 & 1055 Balancers
11
Introduction
11
Fan Motor Does Not Run (Contactor Model)
12
Accuracy Problems (Plane Separation)
12
Rotational Problems
13
Controller Model)
13
Repeatability Problems
14
Controller Model)
14
Display Does Not Light (Contactro Model)
15
Balancer Does Not Cycle (Contactor Model)
16
Balancer Does Not Brake (Contactor Model)
18
A & D Arm Problems
20
Checking Procedures *Bridge Rectifiers
21
Optical Encoder (Code 44)
21
Motor Circuit Testing
21
Motor Circuit Diagram
22
Piezo Output
23
Replacement Procedures Section for Models 950,1025, 1050, & 1055 Balancers
24
Front Panel/Printed Circuit Board Assembly
24
Contactor Coil Resistance Measurement
24
Replacement
24
Touch Panel/Aluminum Back Panel and PCB Assembly
24
Hood Magnet
25
Magnetic Hood Switch
25
Mechanical Hood/Interlock Switch
25
On/Off Switch
25
Circuit Breakers
25
Transformer
26
Contactor
26
Auxiliary Contactor Block
26
Bridge Rectifiers
26
A & D Arm Assembly
27
Fan Motor Assembly
27
Rotary Shutter
27
Optical Encoder Assembly
27
Drive Motor Assembly
28
Piezo Assembly
28
Capacitor Assembly
29
Capacitor
29
Signal Harness
29
Repair Procedures for the a & D Arm Assembly
30
A Pulley Removal
30
A Pulley Installation/Adjustment (Code 10)
30
A Potentiometer Replacement
30
D Pulley Removal
30
D Pulley Installation/Adjustment (Code 10)
31
D Potentiometer Replacement
31
Motor Service Kit Instructions
32
950 Pro Racer
32
950 Pro Racer Wiring Diagram
33
950 Wiring Diagram (Contactor Style)
34
1050 Wiring Diagram (Contactor Style)
35
Solid State Wiring Diagrams & Troubleshooting Guides
36
For Units Produced after 1/1/98
36
Mechanical Hood Switches
36
Mechanical Hood Switch Diagram
37
1050 Wiring Diagram (Motor Controller Style/Magnetic Switches)
38
1050 Wiring Diagram (Motor Controller Style/Mechanical Switches)
40
Motor Controller Test Box #8112708
42
Display Does Not Light (Solid State Motor Controller Model)
43
Balancer Does Not Cycle (Solid State Motor Controller Model)
44
Balancer Does Not Brake (Solid State Motor Controller Model)
45
PCB Checklist Addendum
46
Diode Test
46
IC Test
46
Glossary of Terms
47
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HENNESSY INDUSTRIES COATS 1025 Specifications
General
Brand
HENNESSY INDUSTRIES
Model
COATS 1025
Category
Wheel Balancers
Language
English
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