How do you refuel the jack?
Recently, the discussion about car repair tools has been very hot on the Internet, especially the use and maintenance of jacks has become a hot topic. Many car owners have doubts about the refueling method of the jack. This article will combine the hot topics of the past 10 days to answer this question in detail and provide structured data for reference.
1. The necessity of refueling the jack
As an important tool in automobile maintenance, the hydraulic system of the jack requires regular maintenance. If the hydraulic oil is insufficient or deteriorates, the jack will not be able to lift normally and may even pose a safety hazard. The following are the core issues that netizens have been paying attention to in the past 10 days:
| Question type | frequency of occurrence | Typical questions |
|---|---|---|
| Hydraulic oil selection | 58% | Can ordinary engine oil be used instead of special hydraulic oil? |
| Refueling steps | 32% | How to judge whether the oil level is sufficient? |
| Maintenance cycle | 10% | How often does hydraulic oil need to be changed? |
2. Detailed steps for refueling the jack
According to car maintenance experts and popular discussion threads, jack refueling can be divided into the following 5 steps:
1.Preparation: Make sure the jack is in the lowest position and clean the dust around the oil filling port.
2.Oil selection: It is recommended to use ISO VG32 or VG46 standard hydraulic oil. Here is a comparison of common brands:
| brand | model | Applicable temperature range | price range |
|---|---|---|---|
| Shell | Tellus S2 V 32 | -20℃~80℃ | 80-120 yuan/liter |
| Mobil | DTE 10 Excel 46 | -10℃~90℃ | 70-110 yuan/liter |
| Great Wall | L-HM 32 | -15℃~70℃ | 50-80 yuan/liter |
3.Oil filling operation: Use a funnel to slowly add hydraulic oil, and pay attention to the oil window scale.
4.Exhaust treatment: Repeatedly raise and lower the jack 2-3 times to remove air and replenish oil to the MAX line.
5.Functional testing: Test whether the lifting is smooth without load, and test the load-bearing stability under load.
3. Answers to hot questions
Based on recent popular discussions, we have compiled the following answers to frequently asked questions:
| question | Professional answers | Things to note |
|---|---|---|
| Still unable to rise after refueling | There may be a leak in the hydraulic system or the oil seal is damaged. | Recommended to send for repair and inspection |
| Turbidity and discoloration of oil | All hydraulic oil should be replaced immediately | Clean the cylinder at the same time |
| Oil thickens in winter | Use low-temperature hydraulic oil | Preheat before use |
4. Maintenance suggestions
Based on the advice of car maintenance experts, the following maintenance plans are provided:
Routine maintenance: Check the oil level monthly and test the lift function before use.
Regular maintenance: Replace hydraulic oil every 2 years or after 50 uses.
Storage requirements: Store in a dry environment, away from direct sunlight.
5. Safety warning
Recently, there have been many accident cases caused by improper operation on a short video platform. Special reminder:
1. Overloading is strictly prohibited, and a 20% margin must be left for load bearing.
2. No-load test must be carried out after refueling
3. Stop using it immediately if oil leakage is found.
Through the above structured data and detailed instructions, I believe you have mastered the correct method of refueling the jack. If you need more help, you can follow the recent hot discussion topic #Jack Maintenance Tips on the automotive forum.
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