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Tips on regular maintenance cycles for underground loaders

Regular maintenance intervals for underground loaders: 1.Underground loaders should be regularly maintained and lubricated according to regulations 2.The engine of the underground loader is started at 55°C and the air pressure reaches 0.4 MPa before starting the displacement. 3. The pilots of und... Read More

Maintenance tips for flatbed transporters with insufficient battery power

Flatbed transporter: Also known as construction machinery transporter, it is mainly used to transport some excavators, loaders and immovable objects. A low battery condition manifests itself in the following situations: 1. The starter does not spin or spins weakly and the engine will not start. 2... Read More

Maintenance method of current type temperature sensor of excavator

When the temperature displayed by the instrument does not match the actual temperature, the temperature sensor needs to be checked. 1. Remove the signal line and control line of the temperature sensor from the sensor (hang them in the air) and measure. There should be a voltage output of about 12... Read More

How to solve the problem that the excavator does not idle or the electric throttle does not work?

1. The excavator does not idle There are two situations when the excavator does not idle: 1). After selecting automatic idle speed and the pilot valve does not work under high-speed working conditions, the system should automatically return to the idle position; if there is no response, please di... Read More

How to solve the problem that the excavator cannot be turned off or the display screen is black and white?

1. The excavator cannot be turned off When the key start switch is turned to the off position, the excavator cannot be shut down. Please check whether there is electricity in the flameout solenoid valve holding coil control line when the key is off. If there is no electricity, then the flameout s... Read More

How to do if the excavator’s turn indicator light is not working properly and cannot be started?

1. The left and right turn indicators are not working properly When the handle switch is turned to left or right, the left and right turn lights of the excavator do not flash. Please check whether the wiring harness between the left and right turn signals and the load end of the flasher relay is ... Read More

How can veteran drivers save fuel when driving an excavator?

In fact, a very simple and efficient way to save fuel for an excavator is to reduce fuel supply and reduce engine speed. That is to say, when working, the throttle knob or lever is in a very low position. Fuel consumption will be significantly reduced, but the working speed of the excavator will ... Read More

How can a novice save fuel when driving an excavator?

When a novice drives an excavator, the work efficiency is usually not very high, but the fuel consumption is much higher. I have led many apprentices before, and I have discovered many problems with them. Here are a few mistakes that novices often make: The first is the problem of the shovel angl... Read More

How to deal with the crawling of the excavator cylinder rod?

Crawling of the excavator cylinder rod is quite common and distressing for excavator drivers. When we finished work in the evening, the excavator’s big and small arms were not parked properly. When I checked the machine tomorrow morning, I found that the big and small arms had sunk. I feel ... Read More

Seven major mistakes in excavator operation in winter

Wrong approach 1: Discharging water too early or not discharging cooling water Serious consequences that can occur: The engine body expands or shrinks suddenly, causing cracks. Correct approach: Run at idle speed before turning off the engine. Wait until the cooling water temperature drops below ... Read More

The most common minor problems with excavators (2)

In the last issue, we talked about the problem of the excavator being unable to start. Today we will continue to look at other problems. If you find that the excavator does not move after starting the engine after going through all kinds of hardships, it only means that you are an unlucky excavat... Read More

The most common minor problems with excavators (1)

Many excavator drivers often encounter a problem that the excavator cannot start. If it is unable to start for a long time, especially in winter, then congratulations, you may have a short holiday, because this is caused by the engine itself. It may be a valve leak or a piston ring gap that is to... Read More
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