OPERATOR’S STATION OVERHEAT INDICATOR If the engine coolant temperature increases to the abnormally high range, the red indicator will light, the stop indicator will flash, and the alarm buzzer will sound. Stop machine operation and reduce the engine speed to the slow idle range to cool the coolant temperature. ENGINE OIL LOW PRESSURE INDICATOR M4GB-01-020 IMPORTANT: Immediately stop machine operation and stop the engine if the indicator lights. If the engine is kept running with the engine oil pressure low, damage to the engine may re- sult.
If the engine oil pressure becomes low, the low engine oil pres- sure indicator will light, the stop indicator will flash, and the alarm buzzer will sound. Immediately stop machine operation and stop the engine. Inspect the engine oil pressure system and the oil level for any abnormality. NOTE: Cold oil temperature or operating on a steep slope may also cause the indicator to light. M4GB-01-021 FUEL FILTER RESTRICTION INDICATOR If the fuel filter is clogged, the fuel filter restriction indicator will light. M4GF-01-002 AIR FILTER RESTRICTION INDICATOR This indicator is not equipped on this machine. M4GB-01-023 1-9