26B. Rotate hex on top of idler tube until the bottom ofthe rubber boot is between the two grooves in theguide tube. At this position the spring will becompressed to a length of 3 inches (76 mm).C. Tighten jam nut.1234Figure 311. Idler spring boot2. Jam nut3. Idler tube4. Bottom guide tube grooveReplacing Belts1. Loosen jam nut securing idler tube to tensioner arm(Fig. 32).2. Rotate hex on top of idler arm until all spring tensionis removed (Fig. 32).Springs are under tension, use caution whenadjusting or removing.Caution3. Remove hair pin cotter and idler pin securing top ofspring assembly to frame (Fig. 32).2436517Figure 321. Idler spring boot2. Jam nut3. Adjusting nut4. Idler pin & hairpin cotter5. Idler pulley6. Hairpin cotter & idler shaft7. Tine arm assembly4. Remove hair pin cotter securing idler pulley assemblyto idler shaft (Fig. 32). Remove idler assembly fromshaft.5. Remove screw, lock washer and flat washer securingtop of tine arm to pulley (Fig. 32).6. Remove fasteners securing bottom of tine arm orrotalink arm to bottom links (Fig. 33). Align tine armwith slot in frame and slide off crank pin.Figure 331. Tine arm2. Bottom link3. Rotalink arm7. To ensure components are re–installed correctly, marklocation of end cover on aerator frame (Fig. 34)