PAT DS 350GM Service manual.pdf

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PAT America, Inc.
www.patamerica.com
LOAD MOMENT INDICATOR
DS 350GM
for Grove Cranes
SERVICE MANUAL
TROUBLESHOOTING MANUAL
P/N 031-300-190-041 REV J 11/07/2002
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Service Manual
DS 350 GM
NOTICE
The information in this document is subject to change without notice.
PAT makes no warranty of any kind with regard to this material, including, but not limited to the
implied warranties of merchantability and fitness for a particular purpose.
PAT shall not be liable for errors contained in this manual or for incidental or consequential
damages in connection with the furnishing, performance, or use of this manual. This document
contains proprietary information, which is protected by copyright. All rights are reserved.
No part of this document may be photocopied, reproduced, or translated into another language
without the prior written consent of PAT.
PAT America Corporation reserves proprietary rights to all drawings and to the data shown
thereon. The drawings and data are confidential and are not to be used or reproduced without
prior written consent of PAT America Corporation. The drawings are subject to technical
modification without prior notice.
MANUAL REVISIONS
REV DATE
NAME DESCRIPTION
-
11/18/98
CSH
Preliminary troubleshooting manual created for customer
review and feedback.
A
01/08/98
CSH
Add measuring points and jumper positions to drawings. Add
Theory Section 13.
Change Table of Contents
B
02/20/98
CSH
Add LED’S to DWG 7 and LED H12 TxD to pg. 17
Correct pg. 25 E91-E94 see to section 9
C
06/17/99
CSH
Correct reference notes pg. 5,15,16
Correct troubleshooting action pg. 19
Add rest boom, no pressure hydraulic lines procedure 4.
Correct minor verbiage in Theory 1,3
D
10/15/99
CSH
Add slewing angle reading problem, Section11.
Add slew potentiometer adjustment, Procedure 6.
Move error codes to Section 2.
Update/correct flow charts and drawings.
E
11/15/99
CSH
Correct Section numbers and reference numbers
Change Theory Section
Change to double sided pages
F
01/24/00
SB
Add Grove Part Numbers
G
04/25/01
SB
ECN 01-139
H
04/23/02
CH
ECN 02-141
J
11/07/02
CH
ECN 02-267
© 1999 PAT GmbH, D-76275 Ettlingen / Germany
© 2000 PAT America, Chambersburg, PA 17201, USA
© PAT Rev. J 11/07/02 // CH
190041_J.DOC
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Service Manual
DS 350 GM
TABLE OF CONTENTS
1
General Information ......................................................................................................... 1
2
Warnings........................................................................................................................... 2
3
Flowcharts ........................................................................................................................ 3
3.1 GENERAL FLOWCHART ........................................................................................... 3
3.2 ERROR CODE DISPLAY............................................................................................ 4
3.3 LEVER LOCKOUT ACTIVATED ............................................................................... 14
3.4 BROKEN LENGTH CABLE ....................................................................................... 15
3.5 NO DISPLAY............................................................................................................. 16
3.6 ANTI-TWO BLOCK PROBLEM ................................................................................. 18
3.7 LENGTH READING PROBLEM ................................................................................ 21
3.8 ANGLE READING PROBLEM .................................................................................. 24
3.9 LOAD READING PROBLEM..................................................................................... 26
3.10 BAD DATA TRANSFER BETWEEN CONSOLE & CENTRAL UNIT OR
INTERFERENCE PROBLEM .................................................................................... 28
3.11 SLEWING ANGLE READING PROBLEM................................................................. 30
4
Drawings......................................................................................................................... 32
4.1 DRAWING 1. ELECTRICAL WIRING FOR CENTRAL UNIT TO PRESSURE
TRANSDUCERS AND CRANE ................................................................................. 32
4.2 DRAWING 2. ELECTRICAL WIRING FOR CENTRAL UNIT TO CONSOLE............ 33
4.3 DRAWING 3. ELECTRICAL WIRING FOR CENTRAL UNIT TO CABLE
REEL/ANTI-TWO BLOCK ......................................................................................... 34
4.4 DRAWING 4. CENTRAL UNIT - PARTS LIST .......................................................... 35
4.5 DRAWING 5A. CONSOLE DS350/1319 - PARTS LIST............................................ 37
4.6 DRAWING 5B. CONSOLE DS350/1318 - PARTS LIST............................................ 39
4.7 DRAWING 6. CABLE REEL - PARTS LIST .............................................................. 41
4.8 DRAWING 7. CENTRAL UNIT MAIN BOARD LAYOUT ........................................... 43
4.9 DRAWING 8. CONSOLE CONNECTION BOARD.................................................... 44
4.10 DRAWING 9. CENTRAL UNIT ANALOG INPUT MODULE ...................................... 45
5
Procedures .....................................................................................................................46
5.1 PROCEDURE 1. STRAIN RELIEF INSTALLATION ................................................. 46
5.2 PROCEDURE 2. EPROM LOCATION AND INSTALLATION ................................... 47
5.3 PROCEDURE 3. MAIN BOARD REPLACEMENT .................................................... 48
5.4 PROCEDURE 4. PRESSURE TRANSDUCER ZERO ADJUSTMENT ..................... 49
5.4.1 USING GRAPHIC CONSOLE FOR ZERO-SETTING OF PRESSURE
TRANSDUCER & FORCE INPUTS .................................................................49
5.5 PROCEDURE 5. LENGTH AND ANGLE SENSOR ADJUSTMENT ......................... 50
5.6 PROCEDURE 6. SLEW POT POTENTIOMETER ZERO ADJUSTMENT ................ 51
5.6.1 USING GRAPHIC CONSOLE FOR ZERO-SETTING OF SLEW POT
POTENTIOMETER ..........................................................................................51
© PAT Rev. J 11/07/02 // CH
190041_J.DOC
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