Ryobi RY48ZTR100 Operation Manual - Page 22

MAINTENANCE WARNING: Before performing any maintenance, stop the mower on a level surface, wait for the blades to come to a complete stop, set the parking brake, and remove the start key to avoid accidental starting and possible serious personal injury. WARNING: Always wear eye protection with side shields marked to comply with ANSI Z87.1. Failure to do so could result in objects being thrown into your eyes resulting in possible serious injury. WARNING: When servicing, use only authorized replacement parts. Use of any other parts can create a hazard or cause product damage. WARNING: Strictly adhere to all torque wrench tightening specifications. Failure to do so could cause serious personal injury. ADJUSTING CUTTING DECK WHEELS See Figure 18. The cutting deck wheels should be positioned approximately 1/2 in. off the ground when the mower is at the desired cutting height. This will minimize the chance of scalping the lawn in most situations. When shipped, the wheels are positioned in Position A. To adjust the cutting deck wheels:  Park the mower on a level surface and set the parking brake.  Stop the motor and remove the start key. Allow blades to come to a complete stop.  Raise the cutting deck to the desired height setting.  Remove nut and bolt holding cutting deck wheel in place.  Move wheel to desired position. Available hole positions are 1.5 in. (A), 1.75 in. (B) and 2.25 in. (C).  Replace bolt and nut; tighten securely. Torque nut to 4-6 ft. lbs.  Repeat with remaining cutting deck wheel, making sure both wheels are installed in the same position. NOTICE: Periodically inspect the entire product for damaged, missing, or loose parts such as screws, nuts, bolts, caps, etc. Tighten securely all fasteners and caps and do not operate this product until all missing or damaged parts NUT are replaced. Please contact customer service or an authorized service center for assistance. A GENERAL MAINTENANCE B C Avoid using solvents when cleaning plastic parts. Most plastics are susceptible to damage from various types of commercial solvents and may be damaged by their use. Use clean cloths to remove dirt, dust, oil, grease, etc. WARNING: Do not at any time let brake fluids, gasoline, petroleumbased products, penetrating oils, etc., come in contact with plastic parts. Chemicals can damage, weaken, or destroy plastic which can result in serious personal injury. Remove any build-up of grass and leaves on or around the motor cover. Wipe the mower clean with a dry cloth occasionally. Do not use water. WHEEL 24 mm BOLT Fig. 18 22 - English