Hitachi ZW370 G Wheel Loader Troubleshooting Technical Manual
File Details:
Hitachi ZW370 G Wheel Loader Troubleshooting Technical Manual
Language : English
Pages : 92
Size : 1.72 MB
Downloadable : Yes
Format : PDF
Part No : TTNHB-E-00
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Table of contents:
Hitachi ZW370 G Wheel Loader Troubleshooting Technical Manual
Troubleshooting
01
Cautions Regarding Troubleshooting …………………………………………………01-3
How to Use Quick Troubleshooting Table …………………………………………..01-4
Safety Precautions …………………………………………………………………………..01-5
Quick Troubleshooting Table
Torque Converter and Transmission Group
1. Machine does not move in any shift lever position ………………………01-6
2. Machine does not move at a certain shift lever position ……………….01-7
(or: Machine moves only in a certain shift lever position)
3. Machine moves at the neutral position ………………………………………01-8
(Example: Machine moves forward at the neutral position)
4. Large shock at starting or changing speeds / direction ………………..01-9
5. Large time lag at starting or changing speed / direction ……………..01-10
6. Low power ……………………………………………………………………………01-11
(Defective torque converter or transmission)
7. Torque converter oil is overheating …………………………………………01-12
8. Machine moves reverse when starting to
climb up on a slope using inching brake……………………………………01-13
9. Automatic speed change is not possible ………………………………… 01-14
10. QUAD switch does not work …………………………………………………. 01-15
01-1
Hydraulic Group
1. Boom and/or bucket do not move ……………………………………………01-16
2. Boom and/or bucket have low power, or move too slowly …………. 01-17
3. Excessive cylinder drift ………………………………………………………… 01-18
4. Boom and/or bucket are spongy………………………………………………01-19
(Holding bucket against the ground is not possible)
5. Bucket positioner (kick out) does not work ……………………………… 01-20
6. Steering is not possible or hard to steer …………………………………. 01-21
7. Machine sways, or has a shock during steering ………………………. 01-22
8. Abnormal noise in hydraulic system ………………………………………. 01-23
9. Others ………………………………………………………………………………….01-24
Brake Group
1. Brake does not work well
(In the worst case, the brake does not work at all) …………………… 01-25
2. Brake is dragging when released ………………………………………….. 01-26
3. Stepping on the brake pedal sounds the buzzer ……………………… 01-27
4. Accumulator pressure does not rise, or too slow in rising …………. 01-28
5. Parking brake does not work ………………………………………………… 01-29
(or: Releasing the brake is not possible)
6. Auto brake does not work …………………………………………………….. 01-30
Electrical Group
1. Instrument panel does not indicate properly ……………………………. 01-31
2. Breaker of the transmission controller is turned off ………………….. 01-32
Operator Station Group
1. Air conditioner……………………………………………………………………….01-33
01-2
Description:
Hitachi ZW370 G Wheel Loader Troubleshooting Technical Manual
- (1) To ensure good machine performance, reduce failures or problems, and prolong the service life of each component, it is necessary to operate the machine as is directed in the Operator and Maintenance Manual
- . To effectively diagnose and repair the machine, it is important to follow the guidelines laid out in this Shop Manual. Troubleshooting Measurement for Performance Check For the engine, refer to the engine Shop Manual provided by the engine manufacturer.
- The purpose of this manual is to provide information on the product and the correct maintenance and repair methods. Please read this manual to ensure correct troubleshooting and good repair service. This manual will be periodically reviewed and revised for more satisfactory content. If you have any opinion or requests, please inform us.
Please Note:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]