OMRG25204 oem uncert & tier 1.pdf - John Deere Industrial Engines

Lubrication & Maintenance/250 Hour/6 Month3. Place torque wrench (C) on belt tensioning tool (B) at90° to tool. Pivot alternator (A) until desired torque isachieved according to specification using the followingtable.SpecificationNew Belt—Tension.................................470—650 N (105—145 lb-force)Used Belt—Tension..................................400—580 N (90—130 lb-force)JDG1520 Belt Tensioning Tool Torque TableDesired Belt TensionApplied Torque On ToolN (lb-force)N•m (lb-ft)445 (100) 108 (90)489 (110) 115 (85)534 (120) 122 (90)623 (140) 135 (100)Belt Tension Tool and Torque WrenchRG11814 –UN–31OCT014. While holding tension with torque wrench (B), scribe areference mark (D) on alternator in line with notch (E)on upper alternator bracket.5. Continue to hold tension with torque wrench andtighten upper alternator bracket cap screw.6. Check position of reference mark to see if alternatormoved while tightening. If alternator moved, loosenupper alternator bracket cap screw and repeat thetension adjustment procedure.7. Remove belt tension tool and tighten lower alternatorbracket cap screw.A—AlternatorB—Belt Tensioning ToolC—Torque WrenchD—Reference MarkE—Alternator Upper Bracket NotchScribe Reference MarkRG11815 –UN–31OCT01OURGP11,0000009–19–24JUN04–2/230-9 110306PN=80