Poulan PD18H42STB User Manual - Page 23

SERVICE AND ADJUSTMENTS ENGINE PULLEY CLUTCHING IDLER MOTION CONTROL LEVER NEUTRAL LOCK GATE STATIONARY IDLER ADJUSTMENT BOLT 02239 FIG. 26 TRANSMISSION INPUT PULLEY CENTER SPAN KEEPER TO ADJUST STEERING WHEEL ALIGNMENT If steering wheel crossbars are not horizontal (left to right) when wheels are positioned straight forward, remove steering wheel and reassemble per instructions in the Assembly section of this manual. FIG. 25 TRANSMISSION REMOVAL/REPLACEMENT Should your transmission require removal for service or replacement, it should be purged after reinstallation and before operating the tractor. See"PURGETRANSMISSION" in the Operation section of this manual. TRANSAXLE MOTION CONTROL LEVER NEUTRAL ADJUSTMENT (See Fig. 26) The motion control lever has been preset at the factory and adjustment should not be necessary. • Loosen adjustment bolt in front of the right rear wheel, and lightly tighten. • Start engine and move motion control lever until tractor does not move forward or backward. • Hold motion control lever in that position and turn engine off. • While holding motion control lever in place, loosen the adjustment bolt. • Move motion control lever to the neutral (N) (lock gate) position. • Tighten adjustment bolt securely. NOTE: If additional clearance is needed to get to adjustment bolt, move mower deck height to the lowest position. After above adjustment is made, if the tractor still creeps forward or backward while motion control lever is in neutral position, follow these steps: • Loosen the adjustment bolt. • Move the motion control lever 1/4 to 1/2 inch in the direction it is trying to creep. • Tighten adjustment bolt securely. • Start engine and test. • If tractor still creeps, repeat above steps until satis- fied. FRONT WHEEL TOE-IN/CAMBER The front wheel toe-in and camber are not adjustable on your tractor. If damage has occurred to affect the front wheel toe-in or camber, contact your nearest authorized service center/department. TO REMOVE WHEEL FOR REPAIRS (See Fig. 27) • Block up axle securely. • Remove axle cover, retaining ring and washers to allow wheel removal (rear wheel contains a square key - Do not lose). • Repair tire and reassemble. • On rear wheels only: align grooves in rear wheel hub and axle. Insert square key. • Replace washers and snap retaining ring securely in axle groove. • Replace axle cover. NOTE: To seal tire punctures and prevent flat tires due to slow leaks, tire sealant may be purchased from your local parts dealer. Tire sealant also prevents tire dry rot and corrosion. WASHERS RETAINING RING AXLE COVER SQUARE KEY (REAR WHEEL ONLY) FIG. 27 TO START ENGINE WITH A WEAK BATTERY (See Fig. 28) WARNING: Lead-acid batteries generate explosive gases. Keep sparks, flame and smoking materials away from batteries. Always wear eye protection when around batteries. 23