Hydraulic oil temperature warning lamp Hydraulic oil temperature warning lamp (4) (4) ① This warning lamp operates and the buzzer sounds when the temperature of hydraulic oil is over 105 C (221 F). ② Check the hydraulic oil level when the lamp is turned ON. ③ Check for debris between oil cooler and radiator. 77073CD21 Fuel level warning lamp Fuel level warning lamp (5) (5) This warning lamp lights ON when the fuel level is low. Refuel the machine as soon as possible. ① 77073CD23 Transmission error warning lamp Transmission error warning lamp (6) (6) ① This lamp lights ON and the LCD display show the error codes when an error occurs in the transmission.
② Immediately pull the machine to a convenient stop. Stop the engine. Investigate the cause. 77073CD19 Consult a HYUNDAI dealer to investigate the cause. Consult a HYUNDAI dealer to investigate the cause. Do not operate until the cause has been corrected. Do not operate until the cause has been corrected. Air cleaner warning lamp Air cleaner warning lamp (7) (7) ① This lamp lights ON when the filter of air cleaner is clogged. ② Check the filter and clean or replace it when the lamp is ON. 77073CD20 Engine oil pressure warning lamp Engine oil pressure warning lamp (8) (8) ① This lamp is comes ON after starting the engine because of the low engine oil pressure.
② If the lamp comes ON during engine operation, shut OFF engine immediately. Check engine oil level. 77073CD18 7-24