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W T E C I I E L E C T RO N I C C O N T RO L S T RO U B L E S H O OT I N G M A N UA L
P–36
Copyright © 1998 General Motors Corp.
APPENDIX P — INPUT/OUTPUT FUNCTIONS
WARNING!
These schematics show the intended use of the specified controls features which
have been validated in the configuration shown. Any miswiring or use of these
features which differs from that shown could result in damage to equipment or
property, personal injury, or loss of life. ALLISON TRANSMISSION IS NOT
LIABLE FOR THE CONSEQUENCES ASSOCIATED WITH MISWIRING
OR UNINTENDED USE OF THESE FEATURES.
ENGINE OVERSPEED INDICATOR
USES: To turn on dash light when engine reaches an overspeed condition.
VARIABLES TO SPECIFY: Rpm to turn ON; rpm to turn OFF.
VOCATIONS: Various
Figure P–35. Engine Overspeed Indicator
F2
NC
COM
VIM
Relay shown de-energized
SWITCHED
POWER
NO
F3
V05039
ENGINE
OVERSPEED
Contacts close when engine speed exceeds a
calibration value.
Contacts open when engine speed falls below a
lower calibration value.
WIRE 112 ENGINE OVERSPEED INDICATOR
ECU
Содержание B 300
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Страница 183: ...Copyright 1998 General Motors Corp NOTES DIAGNOSTIC CODES WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL APPENDICES...