G 50/G 70/G 85 Maintenance
wc_tx000484gb.fm 53
Overspeed or Underspeed Shutdown
Restart engine and read the AC frequency meter. Meter should read
60 Hz under no-load condition.
Overcrank Shutdown
4.8.1 Check fuel level.
4.8.2 Check for proper operation of fuel pump.
4.8.3 If engine still does not start, refer to engine manufacturer’s Operator’s
Manual or Service Manual for possible engine problems.
Low Fuel Level Shutdown
4.8.1 Check fuel level.
Note: Warning light will come on when fuel level drops below 25%.
Engine will shut down only when level drops below 5%.
4.8.2 Check for leaks in fuel tank.
4.8.3 Check for Diagnostic Trouble Codes.
4.8.4 If fuel level is good, check fuel level sender and connecting wiring on
engine. Check for continuity between sender on tank and engine
control module. See wiring diagrams.
4.9 Wire Colors
Wire Colors
B Black R Red Y Yellow Or Orange
G Green T Tan Br Brown Pr Purple
L Blue V Violet Cl Clear Sh Shield
P Pink W White Gr Gray LL Light blue
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