Show Many Causes Affect Speed sect o of Fan Grease 1 Is s Harn Harmful 1 Ul Whoa When holl tho the fan dour doon not run at the I I proper propel speed thero there uro are certain nite behind the tho trouble ThoI Tho The belt Itself may bo be 01 oily greasy greallY or Jt I may simply Limply have stretched HO so that I lit It Is too ton Tho The fan may mar bu bo too tight on Its bearing which nm may bo be caused front from lack ll of lubrication The pulley pullo may be b loose on tho t shaft hat By process of oC elimination it IB le easy torun to torun torun run down the tho cause of or trouble and the remedy Is Ie obvious ob in each case caBO |