OM3018 08/07 Operation - Section 3 Operating Instructions Page 3-33 43. Parking Brake Monitor The Parking Brake Monitor (43) lights up when the parking brake is applied. 48. Steering Oil Temperature This lamp (48) indicates a rise in the steering oil temperature. If the lamp comes on, stop the truck and run the engine with no load at 1200-1500 rpm until the caution lamp goes out. Action code "05" will be indicated. 44. Emergency Steering Monitor 49. Maintenance Required (Optional) If the emergency steering switch (located on center console) is activated, this lamp (44) lights up.
The Maintenance Monitor Lamp (49, Figure 3-6) will illuminate if the PMC (Powertrain Manage- ment Controller), detects any of the following conditions: It also lights up when the auto emergency steering is actuated because an abnormality has occurred in the steering hydraulic circuit during travel. Brake Disc wear indication - right or left rear Low battery liquid level Low engine oil level Air cleaner restricted Low front brake oil level Low retarder cooling oil level Low hydraulic oil level Retarder cooling oil filter restricted Hydraulic oil filter restricted. 45. Exhaust Brake (Optional) The exhaust brake pilot lamp (45) lights up when the exhaust brake is actuated. 50.
Side Slope Warning (Optional) When the dump body is raised, this warns the operator that the machine has tilted beyond the safety range to the left or right. If this monitor (50) flashes, lower the body, and move the machine to a safe, stable place. Action code "07" will be indicated. 46. Cold Start The cold start pilot lamp (46) lights up when the automatic cold start is activated or the manual cold start switch on the instru- ment panel is depressed. 51. Rear Brake Caution Lamp This lamp (51) flashes when the rear brake is operated and the over-stroke sensor in the brake chamber contacts the brake pis- ton. Brake oil pressure below normal level is the usual cause.
If this lamp flashes, check the rear brake system immediately. 47. Differential Lock (Optional) This lamp (47) lights up (if truck is equipped) when the differential lock pedal is depressed and the differential lock is actuated. After inspecting and repairing the rear brake system, be sure to push in the over-stroke sensor installed to the brake chamber. If this operation is neglected, the brake line trouble warning will continue to operate. Action code "01" will be indicated.