OPERATING 5. Measure the front edge of the mower deck directly below the front draft arm hanger at point (A). Testing Safety Systems If necessary, turn the front draft arm nut (C) counterclockwise so the front edge of the mower deck is 3-6 mm (1/8-1/4 in.) lower than the rear corners of the mower deck. Adjusting Mower Deck Wheels IMPORTANT: Avoid damage! The mower deck can be damaged if mower wheels are adjusted wrong: • Wheels must not ride on ground supporting mower weight. • Check wheel adjustment each time cutting height is changed. 1. Park machine safely. (See Parking Safely in the SAFETY section.) 2. Inflate tires to the correct pressure. 3.
Lower mower deck to the desired mowing position. c CAUTION: Avoid injury! Engine exhaust fumes contain carbon monoxide and can cause serious illness or death. NOTE: Bottom of wheels should be approximately 3-13 mm (1/8-1/2 in.) from the ground. Do not run an engine in an enclosed area, such as a garage, even with doors or windows opened. A Move the machine to an outside area before running the engine. B The safety systems installed on your machine should be checked before each machine use. Be sure you have read the machine operator manual and are completely familiar with the operation of the machine before performing these safety system checks.
Use the following checkout procedures to check for normal operation of machine. If there is a malfunction during one of these procedures, do not operate machine. See your authorized dealer for service. Perform these tests in a clear open area. Keep bystanders away. 4. Check each mower wheel position. Remove nut (A) and bolt (B), and move mower wheel to proper hole. MX10509a Testing Park Brake Switch 1. Park machine safely. (See Parking Safely in the SAFETY Section.) 2. Sit on seat. 3. Unlock the park brake. 4. Try to start engine. Result: Engine must not start. If engine starts, there is a problem with your safety interlock circuit. A B Testing Park Brake 1. Park machine safely.
(See Parking Safely in the SAFETY Section.) C 2. Lock the park brake. 3. Put transmission in neutral. Engage free-wheeling lever on units with an automatic transmission. D MIF 4. Try to push machine manually. Result: Park brake must prevent machine from moving. If machine moves, parking brake needs to be adjusted. A- 38 mm (1.5-In.) B- 51 mm (2-In.) C- 64 mm (2.5-In.) D- 76 mm (3-In.) and above 5. Install bolts and nuts to lock wheels in position. Tighten nuts to 34 N•m (25 lb-ft). Operating - 16