JUDGMENT TABLE FOR CONTROLLER (GOVERNOR CONTROL SYSTEM) TROUBLESHOOTING AND ENGINE PC78US-6 Serial No.: 6501 and up Controller and Engine Items Checked/ Inspected by Self-diagnosis Display monitoring Short circuit in decelerator relay system Short circuit...
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JUDGMENT TABLE FOR CONTROLLER (GOVERNOR CONTROL SYSTEM) TROUBLESHOOTING AND ENGINE PC78US-6 Serial No.: 6501 and up Controller and Engine Items Checked/ Inspected by Self-diagnosis Display monitoring Short circuit in decelerator relay system Short circuit in accelerator relay system Trouble in engine speed sensor system Disconnection in engine stop solenoid Trouble in governor motor feedback Short circuit in engine stop solenoid Trouble in controller power supply Trouble in fuel control dial Auto deceleration signal Deceleration signal Acceleration signal potentiometer Stall of motor relay relay User Monitoring E05 — — E05 Code Code Service 323 325 328 304 314 227 306 308 1024 Code 1 Engine does not start easily 2 Engine does not start q q q 3 Engine speed does not rise sharply (Does not follow up accel- erator pedal) 4 Engine stops q q 5 Engine hunts (hunting) q q 6 Engine output (Power) is low 7 Exhaust gas color is bad (Imperfect combustion) 8 Much oil is consumed (or exhaust gas co
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