Hofmann geodyna 7850-2p Manuals

Manuals and User Guides for Hofmann geodyna 7850-2p. We have 1 Hofmann geodyna 7850-2p manual available for free PDF download: Service Manual

Hofmann geodyna 7850-2p Service Manual (151 pages)

Brand: Hofmann | Category: Wheel Balancers | Size: 13 MB

Table of Contents
3
Chapter 1 Introduction
6
General
6
Tools Required
6
Important Safety Instructions
9
Electrical Safety Precautions
9
Chapter 2 Ac/DC Power Distribution
10
Lockout And/Or Tagout System Procedure
10
Electrical Requirements
10
Ac Theory of Operation
10
DC Theory of Operation
11
Functional Description
12
INSTALLATION PRECAUTIONS (Floor Level)
12
Chapter 3 Balancer Components
13
Introduction
13
Ibp2 Box
13
Power Entry Module (Pem)
15
Integrated Controller, Power Supply and Awp Motor Driver Board
15
Power Supply Section
16
Controller Section
16
Capacitors
16
Embedded Pc
16
Ibp2 Interface Board
17
V.p.M. Vibratory Assembly
17
Transducers
18
Temperature Sensor
18
Incremental Encoders
19
Encoder Board of the Main Shaft
19
Encoder Board of the Power Clamp
20
Motor Drive System
21
Belt Tension
21
The Electromagnetic Brake
21
Power Clamping Device
22
Geodata Arm
23
Profiling
23
Scanner
24
CCD Processor Board
25
Sonar Wheel Data System
25
Sonar Sensor
25
Transformer and Rectifier Bridge
25
Wheel Lift Control
26
Chapter 4 Service
27
Introduction
27
To Access the Inside of the Machine
27
To Access to the Ibp2 Box
28
Check Power to Power Supply Box and Integrated Board
28
Check and Replacement of the Main Switch
28
Check and Replacement of the Power Entry Module
29
Check and Replacement of the Power Entry Module 6.3A Fuses
30
Check and Replacement of the Ibp2 Box F2 Fuse
30
Check of the 5Vdc Power Supply Voltage
31
Check and Replacement of the Ibp2 Board
32
Check of Vibratory System
33
Replacement of the Alloy Vibratory System
34
Check and Replacement of Transducers
35
Check and Replacement of Optoencoder Board of the Main Shaft
38
Check and Replacement of Encoder Board for Power Clamp
39
Check and Replacement of the Motor
41
Check and Replacement of the Belt
41
Check and Replacement of the Power Clamp Nut and Tie Rod
42
Check and Replacement of the Electromagnetic Brake
44
Check and Replacement of Electric Brake / Clamping Pedal Switch
46
Check and Replacement of Geodata Distance Potentiometer
47
Check and Replacement of Geodata Diameter Potentiometer
49
Check and Replacement of Hood Switch and Cam
50
Wheel Gard Adjustment
51
Sonar Sensor and Sonar Sensor Cables: Check and Replacement
53
Ibp2 Interface Board: Check and Replacement
56
Transformer and Rectifier Bridge: Check and Replacement
56
Wheel Lift Board: Check and Replacement
60
Wheel Lift Potentiometer: Check and Replacement
63
Upper End Stroke Switch: Check and Replacement
66
Lower End Stroke and Foot Protection Safety Switch: Check and Replacement
67
Wheel Lift Control Handle Switch: Check and Replacement
72
Wheel Lift Motor: Check and Replacement
74
Unlocking of the Wheel Lift Worm Screw
78
Replacing the Bearings
78
Touch Screen: Check and Replacement
80
Epc: Check and Replacement
81
Rear Scanner: Check and Replacement
82
Chapter 5 Trouble Shooting
83
Introduction
83
To Update the Software
83
In the Field Reprogramming of Balancer
84
In the Field Calibration of the Balancer
84
Diagnostic Service Steps
84
C81 - Check Voltages for Right SAPE
84
Selftest During Startup
85
H" Error Codes
96
5.8 "K" Error Codes on Kernel
99
Keyboard Display
100
Power Fail
102
Structure of an Error Code
113
Priority ID
113
5.9.2 Error ID
113
Chapter 6 Service Codes
117
Introduction
117
Entering Service C Codes and Options
117
Saving Settings for Modes of Operation and Calibration Data
117
6.4Service C Codes Reference
118

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Hofmann geodyna 7850-2p Manuals

Hofmann geodyna 7850-2p Service Manual (151 pages)

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