Prince cab owners are usually perfume or air freshener to remove car smell. Use dryer observation window, it is possible to view the refrigerant liquid level. The short term to improve the air inside, but can not be completely cured. Air conditioning eradicate odor, the best use of professional duct cleaning agent, the air filter and replace Prince cab, so up to better effect. Owners can also be opened conditioning heaters, continue heating, hot air to dry the duct vapor, moist and prevent condensation. If the belt and pulley groove exterior side surface light touch, but there are "creak" noise when launching air conditioning, clarify belt slip severe, you should replace the belt and pulley; if the belt is too loose to be given to adjust, easy to make the air-conditioning system or poor refrigeration. Prince dump truck rear window roller blind failure maintenance: 1. Model: Prince truck, chassis model E65, engine model M54, VIN code wBAGN41010DM7541l. 2. Symptom: According to the driver introduction, roller blind switch operation on the back of the door, 'the two rear window roller blind did not respond. 3. Troubleshooting: On the left rear door and right rear doors were installed a roller blind switch, each roller blind switch includes a rear window shade shutter selector switch, rear window side windows (main windows) roller blind switch, rear window sunshade triangular window shutter switch, windshield sunshade shutter switch. Prince dump truck rear window sunshade shutter selector switch has two gears Prince heavy truck cab, used to select the left rear window roller blind or right rear window roller blind, that operates a rear window shade shutter switch Prince cab, you can cover the lame left rear window shutter, window roller blind, rear windshield sunshade shutter control right after. The actual operation, and found two rear window roller blind (including the side window roller blind and triangular window roller blind) did not respond, rear windscreen roller blind is normal. Prince Prince cab cab shell _ _ Jinan Yiu Cheung Yiu Cheung provided by Jinan Trading Company. Jinan Yiu Cheung Trading Company (www.jinanyaoxiang.com) strong, credible, in Jinan, Shandong engine assembly industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead you hand Jinan Yao harmony into the brilliant, for a better future!