New Holland RG 140.B Motor Grader Operation & Maintenance Manual 75314231 - PDF DOWNLOAD

Page 42

RG 140.B

OPERATOR´S COMPARTMENT With the engine running and the key switch in the ON position, the electronic panel will be with all lamps off, except when the parking brake is engaged. In this case the parking brake indicator lamp will be on. Whenever you turn the ignition switch off and back on, the electronic panel will run a test. If an actual oeprating problem should occur, the buzzer will sound steadily (with a resulting visual indication). The alarm circuit cannot be disconnected without disconnecting the entire system.

B. HYDRAULIC OIL TEMPERATURE When the warning light is on, this will indicate high temperature which may be caused by: - Use of improper grade oil. -

C. TRANSMISSION OIL TEMPERATURE When the warning light is on, this is an indication of a high temperature and probable causes are:

2) - The listed indicators will all go off, except the parking brake indicator (while it is engaged) D and brake pressure H (until the accumulators are again charged). 3) - If any malfunction occurs (in the case of the functions described for this monitor), the corresponding indicator will come on followed by the audible buzzer (item 4). 4) - The indicator for the parking brake D, emergency steering (option) P, differential lock T, warning light L, High Beam N, and turn indicators O and M will not trigger the audible alarm. 5) - Differential lock / will work only with the parking brake off and then only from 1st to 7th speeds.

Low oil level Abnormal circuit operation If none of the above, then check for: Faulty thermostat, short circuit or faulty panel.

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Clogged vent filter Prolonged use of the machine under improper operating conditions. - Malfunction in the hydraulic circuit operation If none of the above, then check for: - Faulty thermostat, short circuit or faulty panel. - Low or high transmission oil level D. PARKING BRAKE When the warning light is on, this indicates that the parking brake is engaged. In this condition, the transmission will be disengaged.

WARNING LIGHTS: A. ENGINE COOLANT TEMPERATURE When this light is on, it is an indication of engine coolant overheating caused by: - No water in the system - Dirt buildup in the radiator fins - Clogged circuit - Loose fan belts - If none of the above indicatios, then check for: - Short circuit, faulty panel, faulty thermostat

Read the SAFETY RULES on the preceding pages for machine protection and the safety of employees

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