oil level is below the upper level mark, add the oil under your care: the idle speed and the gap of throttle until it reaches the upper level mark. cable. DRIVE CHAIN NOTES: We suggest that entrust Zhenghua 1) Check oil filler and oil drain bolt carefully to you’d better dealer with replacement of drive chain when the avoid dripping. chain was damaged. 2) Engine oil should be replaced frequently when riding in dusty area. WARNING! 3) Please use the oil which we recommend in the To ensure the maximum safety, the inspection and AND ENGINE OIL” adjustment of drive chain should be carried out “FUEL item. before riding. CARBURETOR: When performing the periodical check, the following The stable function of carbureting is the basic state of drive chain should be checked. request for a engine, the carburetor is set for the best calibration in the factory. Do not attempt to alter its 1) Loose pins 2) Dry or rusty chain links or setting. There are two items of adjustment, however, twisted or bonded links 3) Damaged sprocket
oil level is below the upper level mark, add the oil until it reaches the upper level mark. NOTES: 1) Check oil filler and oil drain bolt carefully to avoid dripping. 2) Engine oil should be replaced frequently when riding in dusty area. 3) Please use the oil which we recommend in the “FUEL AND ENGINE OIL” item. CARBURETOR: The stable function of carbureting is the basic request for a engine, the carburetor is set for the best calibration in the factory. Do not attempt to alter its setting. There are two items of adjustment, however, under your care: the idle speed and the gap of throttle cable. DRIVE CHAIN We suggest that you’d better entrust Zhenghua dealer with replacement of drive chain when the chain was damaged. WARNING! To ensure the maximum safety, the inspection and adjustment of drive chain should be carried out before riding. When performing the periodical check, the following state of drive chain should be checked. 1) Loose pins 2) Dry or rusty chain links or twisted or bonded links 3) Damaged sprocket
5425PST250-1.docx