Stihl RZA 752 Instruction Manual - Page 37
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Troubleshooting 8 Troubleshooting English PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION The mower does not 1. You are not sitting in the start or fails to keep operator's seat. running. 2. The mower is not charged. 3. The electrical connections are corroded or loose. 4. A fuse is blown. 5. A relay or switch is damaged. 1. Sit on the operator's seat. 2. Charge the mower. 3. Check the electrical connections for good contact. 4. Replace the fuse. 5. Contact an authorized STIHL servicing dealer. The mower pulls to the left or right (with both motioncontrol handles fully forward). 1. The tracking needs adjustment. 2. The tire pressure in the drive tires is not correct. 1. Contact an authorized STIHL servicing dealer to adjust the tracking. 2. Adjust the tire pressure. There is abnormal vibration. 1. Mowing blade(s) is/are bent or unbalanced. 2. A blade-mounting bolt is loose. 3. A blade spindle is bent. 1. Install new mowing blade(s). 2. Tighten the blade-mounting bolt. 3. Contact an authorized STIHL servicing dealer. The cutting height is 1. Blade(s) are not sharp. 1. Sharpen the blade(s). uneven. 2. Cutting blade(s) is/are bent. 2. Install new mowing blade(s). 3. The mower deck is not level. 3. Contact an authorized STIHL servicing 4. An anti-scalp roller (if applicable) dealer to level the mower deck side-to- is not set correctly. side position. 5. The mower deck pitch is wrong. 4. Adjust the anti-scalp roller. 6. The underside of mower deck is 5. Contact an authorized STIHL servicing dirty. dealer to adjust the front-to-rear pitch. 7. The tire pressure is not correct. 6. Clean the underside of the mower 8. A blade spindle is bent. deck. 7. Adjust the tire pressure. 8. Contact an authorized STIHL servicing dealer. The blades do not rotate. 1. The safety-interlock system prevents blades rotation. 2. The PTO switch is malfunctioning. 3. The grass is too thick for blade rotation. 4. The blade controller has errors. 1. Contact an authorized STIHL servicing dealer. 2. Contact an authorized STIHL servicing dealer. 3. Start the mower at an area without thick grass. 4. Contact an authorized STIHL servicing dealer. 9 Specifications Model No. RZA748 Gross mower weight (lbs) Length (in) 1538.8 lbs (698 kg) 77.5'' (196.9 cm) Height (in) 74.4'' (189.0 cm) Width (with discharge) (in) 61'' (154.9 cm) Deck width (in) 49'' (124.5 cm) Cutting width (in) 48'' (121.9 cm) RZA752 1571.9 lbs (713 kg) 77.5'' (196.9 cm) 74.4'' (189.0 cm) 65.4'' (166.1 cm) 53'' (134.6 cm) 52'' (132.1 cm) RZA760 1622.6 lbs (736 kg) 77.5'' (196.9 cm) 74.4'' (189.0 cm) 73.5'' (186.7 cm) 61'' (154.9 cm) 60'' (152.4 cm) 37
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