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Perfect service

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Service commitment
Wenzhou Heli Hydraulic Machinery Co., Ltd. spirit of "quality first, customers first" principle of service, and strictly follow the quality system as determined by the quality management procedures and quality assurance system requirements, we solemnly promise:
Our company is willing to first-class and reliable product quality, reasonable prices, good and timely service to participate in the competition and dedication to customer service.
1, In 12 months from the date of acceptance of the warranty period the main parts of "Three Guarantees."
2, Because product quality problems, the user service requests made (in writing or by fax), I arrived at the customer service personnel will be on site within 24 hours (domestic) give replacement and repair.
3, the equipment damage if not our product quality problems caused by our company is still willing to provide technical service. After the warranty expires, we will be responsible for the products of the service.
Maintenance and safe operation
(A) Maintenance
1. l-hl32/gb1118-89 hydraulic oil, below 20 degrees wildcard n32/gb3141 higher than 30 degrees when available n46/gb3141.
Working oil recommended use32, 46 antifriction hydraulic oils, using oil temperature in the range of 15 to 60 degrees Celsius.
2. The hydraulic oil is allowed to join tank after rigorous filtering.
3. Working hydraulic oil changed every year, of which the first replacement time should not exceed three months;
4. Slider should always note lubricants, columns should be kept clean exterior appearance, before working should be preceded each injection oil.
5. In nominal pressure 500T, the maximum allowable concentrated load eccentricity 40mm. Eccentric too big will easy to make the column strain or other undesirable phenomena occur.
6. Gauge calibration check once every six months;
7.If machine has not work long time, should clean and daub each finished surfaces with anti-rust oil.
(B) safety operation rules
1,If you do not understand the structure and properties of the machine or operating procedures were not allowed to start the machine;
2, the machine during operation, were not maintenance and adjustment the mold;
3, when the machine found serious oil spills or other abnormalities (such as action is not reliable, large noise, vibration, etc.) should stop to analyze the reasons, trying to exclude, not production with sick;
4, shall not exceed the maximum eccentricity overloading or use;
5, is strictly prohibited exceeding the maximum stroke of the slider, the mold is closed minimum height of not less than the minimum opening files.
6, the electrical equipment must be firmly grounded and reliable;
7, the end of a day work: put the slider to the lowest position.

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