OPERATION 3.4 ELECTRONIC MONITORING AND CONTROL SYSTEM ECS Fault No. 836 (839) $h: Faulty pressure switch of fan drive oil filter for oil cooler 1 Help: Closed contact of pressure switch B28-1 for oil cooler fan drive filter with switched off engine. - Check pressure switch and cables. Fault No. 842: (845) $h: Hydraulic oil far below operating temperature. Wait for warm-up phase! Help: The machine was taken into operation although the start viscosity was not attained. - Preheat hydraulic oil ! Fault No. 848: (851) $h: Faulty monitor channel for hydraulic oil tempera- ture Help: Sensor B15 shows inadmissible values. - Check sensor and cables. Fault No. 854: (857) $h:
PTO-gear 1 oil filter restricted Help: - Replace filter element. Fault No. 860: (863) $h: Pump regulation oil filter restricted Help: - Replace filter element. Fault No. 866: (869) $h: Oil tank breather filter restricted Help: - Replace filter element. Fault No. 872: (875) $h: Return oil filter restricted Help: - Replace filter elements. Fault No. 878: (881) $h: Leak oil filter restricted Help: - Replace filter element. 167