Оценок - 4, средний балл: 4 ( )

Производитель: Ariens Размер: 1.75 mb Название файла: Язык инструкции:

Auger / impeller must stop within 5 seconds when Attachment Clutch/Impeller Brake lever is released. 1. Remove belt cover. 2. Check belt alignment (Figure 21). Engine sheave and attachment pulley must align vertically. Also, belt must be centered in the idler pulley. To align, move attachment pulley: a.Loosen set screws. b.Slide pulley and key to desired position. c.Tighten set screws. 3. Install belt cover. 4. Adjust cable slack. IMPORTANT: The belt cover must be installed and the clutch cable must be slack when the lever is disengaged. a.With clutch lever disengaged, loosen jam nut on cable adjuster. b.Turn adjuster body to remove all slack from the cable. Do not stretch spring or move lower clutch arm. c.Turn back the adjuster body 5 turns (approximately 1/4 in. or 6 mm). Finger tighten jam nut. d.Hold adjuster body with pliers and tighten jam nut with wrench. 5. Check spring length. a.Measure the length of the clutch cable spring. b.Engage and hold the attachment clutch lever. c.Measure the length of the spring again. The spring should be 7/16 –11/16 in. (11.1–17.5 mm) longer when the lever is engaged. GB - 24 6. 6. NOTE: Approximately 1/8 in. (3 mm) movement of the idler will change spring extension by 1/8 in. (3 mm). a.Loosen the idler adjustment nut. b.To increase spring extension, move idler towards belt (Figure 21). c.To decrease spring extension, move idler away from belt. d.Tighten idler adjustment nut. 7. Place unit in service position. Remove bottom cover by removing four cap screws. 8. Check brake. When the clutch lever is disengaged, the brake must contact attachment belt. When the clutch lever is engaged, the brake must be more than 1/16 in. (1.6 mm) away from the belt (Figure 19). 9. Repeat steps 4 – 7 until: Spring stretch and brake contact are correct. 10. Check belt finger clearance (Figure 21). With clutch lever engaged, belt fingers should be 1/16 – 1/8 in. (1.6 –3 mm) from belt. Adjust belt fingers as necessary. 11. Replace bottom cover. Figure 18 OS1182 2 3 4 5 67 1 8 9 10 7/16 –11/16 in. (11.1–17.5 mm) 1. Attachment Clutch Cable 2. Cable Adjuster 3. Jam Nut 4. Clutch Cable Spring 5. Lower Clutch Arm 6. Lever Arm 7. Cotter Pin and Washer 8. Adjustment Nut 9. Shift Rod 10.Traction Drive Clutch Cable 1 2 OS0660 Minimum of 1/16 in. (1.6 mm) 1. Drive Belt 2. Brake Shoe and Pad Figure 19 TRACTION DRIVE CLUTCH ADJUSTMENT If drive slips, adjust traction clutch to compensate for friction disc wear. To adjust traction clutch: 1. Place speed selector in First (1) Forward. 2. Place unit in service position. 3. With traction clutch disengaged turn wheels while tightening adjustment nut (Figure 18), at clutch yoke. 4. Engage and release traction clutch. 5. Turn wheels to check for slight drag. 6. Repeat steps 3 - 5 until wheels begin to drag. 7. Turn adjustment nut back three turns. Wheels will then turn freely. DRIVE CHAIN Chain should be taut with little or no play in it. To compensate for looseness or excessive tightness in drive chain: 1. Put unit into service position. 2. Remove bottom cover by removing four cap screws. 3. Loosen nuts on idler hex shaft (Figure 22). Adjust the idler hex shaft in slot as necessary. Torque the nut to 70-146 lbf-in. (7.9 - 16.5 N•m). GB - 25 ATTACHMENT DRIVE BELT REPLACEMENT ATTACHMENT DRIVE BELT REPLACEMENT 1. Shut off engine and allow to cool completely. 2. Remove belt cover (Figure 20). 3. Remove spring clip from chute crank to remove chute crank. 4. Remove hardware holding chute strap to engine bracket and lift discharge chute off housing. IMPORTANT: Disconnect remote cap deflector and/or electric chute wire harness (if equipped) before proceeding. 5. Loosen cap screws and carefully rotate belt fingers away from belt and sheave (Figure 21). IMPORTANT: Use care when rotating the belt fingers. DO NOT bend belt fingers out of shape. 6. Remove attachment drive belt from engine sheave (it may be necessary to turn engine sheave using recoil starter handle). IMPORTANT: To avoid bending bottom cover when tipping unit apart, support handlebars firmly or tip unit up on housing and remove bottom cover by removing four cap screws before separating unit. 7. Support Sno-Thro frame and housing. 2 3 OS0792 1 1. Pivot Pin 2. Housing Cap Screws 3. Belt Cover Figure 20 6 4 7 1. Traction Belt Idler 3 2. Cap Screw 3. Belt Finger 4. Traction Drive Belt 2 5. Attachment Belt Idler 8 6. Attachment Drive 1 Belt 7. Engine Sheave 8. Attachment Pulley 9. Attachment Idler 5 Adjustment Nut 9 OS3320 Figure 21 GB - 26 8. 8. CAUTION: Always support Sno-Thro frame and blower housing when loosening the cap screws holding them together. Never loosen cap screws while unit is in service position. frame (one on each side). Tip housing and frame apart on pivot pins (Figure 20). 9. Remove attachment drive belt from attachment pulley (hold brake away from belt). Install new attachment drive belt: 1. Place new attachment belt onto attachment pulley. 2. Tip housing and frame back together and secure w...

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