Case Magnum 7210 Service Bulletin

CASE nir
Binder: AG EQUIPMENT BINDER
Binder Section: AGRICULTURAL TRACTORS
Mach Loc Code: 40000
Issued By: PRODUCT MANAGEMENT, RACINE, WISCONSIN, USA
Family: Magnum
Model: 7210,7220,7230,7240,7250
Subject: Magnum Hitch Diagnostic Codes and Service Manual Update
Background The following service bulletin will provide the dealer with more detailed troubleshooting
nformation on the Magnum 7200 series hitch system. The dealer should make a copy of this bulletin
and place in section 4002 page 45 or section 8009 of the 7200 series Service Manual.
Note: The hitch calibration procedure is found in the 7200 series Service Manual section 8009
O f Service Manual is no longer Correct.
Note: The 7100 and 8900 series tractor require a different calibration procedure.
This bulletin will cover the following items.
General information
1.
2. General testing of the hitch system ........................................................................
Reading and erasing error codes
3.
4. Hitch performance codes (during field operations) .................................................
5. 7200 series hitch calibration procedure
6. Hitch diagnostic codes (during calibration) .............................................................
7. Hitch diagnostics by problem..
8. Hitch component function and troubleshooting ....................................................
9. Hitch electrical component part numbers ...............................................................
10.. Eliminating load pins and draft control from the Magnum tractor .........................
1. Testing rockshaft and position lever potentiometers
1
12. Bench testing rockshaft and position lever potentiometers
13. Testing wiring harness at the 37 pin, 16 pin amp connector
14. Testing the EDC relay on tractors below serial number JJA0064978 ....................
15. Testing hitch enable relay
16. Correction to wiring schematic found in section 4002 page 27 ............................. page 26
SERVICE BULLETINS DO NOT CONSTITUTE WARRANTY AUTHORIZATION TO UPDATE UNITS
FILING INSTRUCTIONS
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Service
Bulletin
Page: 1 of 26
Document No.:
I
Supersedes:
Date Issued: 11/20/96
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NTR SB 026 96
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