Doosan GV158TIC, Operation & Maintenance Manual

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Disassembly and Reassembly of Major Components - 100 -
3.6. Display Module
3.6.1. Display module system
The Display module, typically mounted in an engine control panel or other enclosure off the engine,
offers users comprehensive display and control functionality. It features a two-line, backlit, alphanu-
meric display, in conjunction with a front accessible, sealed membrane keypad and gives users
access to critical operating, setup, and diagnostic information.
3.6.2. Typical system diagnostics
1) Engine overspeed has been reached with
the maximum observed speed displayed.
2) Indicative of a condition where an incor-
rect number of gear tooth pulses have
been received between reset events
Often the result of an improperly gapped
magnetic pickup or a damaged ring gear.
S ystem status E1: Energy level and
number of strikes
Engine level
Ignition timing ampere Engine timing
FIRING
15.0 mA
900 rpm
Btdc 10.0˚
E1S
EGV2218002
EGV2218003
ENGINE OVER SPEED
1800 rpm
EGV2218004
RING-GEAR FAULT
160 TEETH READ