50 SLI Deck Supplement - Laird Manufacturing Corporation
Contents
1. OF THE DECK IT IS VERY IMPORTANT TO ADJUST THE STRAP AT THE SAME TIME THE FRONT CASTOR WHEEL FORK IS ADJUSTED KEEP THE REAR ROLLERS APPROXIMATELY 1 8 TO 1 4 ABOVE THE GROUND BY PLACING THE PIN ON THE PUSHARM INTO THE PROPER HOLE ON THE CARRIER STRAP IN ORDER TO RAISE OR LOWER THE REAR OF THE DECK TO ATTAIN THE DESIRED RESULT THE OPTIMUM SETTING IS WHERE THE REAR OF THE DECK IS JUST SLIGHTLY HIGHER THAN THE FRONT OF THE DECK THIS WAY THE BLADE HAS TO CUT THE GRASS ONLY ONCE2. 00 918 100 490 300 544 300 509 300 212 400 727 400 728 700 172 DESCRIPTION DRIVE BELTS KEY GEARBOX PULLEY GEARBOX PLATE RH amp LH DECK SHIELD GEARBOX PULLEY DECK BELT 5 8 18 X 1 1 2 5 8 LOCKWASHER IDLER PULLEY MACHINE BUSHING MACHINE BUSHING ARM LINKAGE SPINDLE PULLEY GRASSCHUTE HINGE PLATE PIN CLIP CASTOR WHEEL STEM MACHINE BUSHINGS GREASE FITTING RH CASTOR ARM LOCKNUT ROLL PIN FORK LH CASTOR ARM AXLE BEARING WHEEL amp TIRE SPACER NUT HANDLE ROLLER BRACKET ROLLER COTTER PIN ROLLER PIN DECK HOUSING FRICTION WASHER WAVY WASHER IDLER ARM SPRING PLASTIC SLEEVE NYLON WEAR PLATE POP RIVET HEX NUT GREASE FITTING DO NOT OPERATE DECAL WHIRLING BLADE DECAL SHOULDER BOLT O 4 lt A A ca ADJUSTING DECK GAUGE WHEELS REAR ROLLERS AND CHAIN HANGERS THE CUTTING HEIGHT OF THE MOWER IS DETERMINED BY THE POSITION OF THE GAUGE WHEELS AND THE REAR ROLLER BRACKET ON THE MOWER DECK THE MOWER DECK IS A FULL FLOATING TYPE AND WILL CLOSELY FOLLOW THE CONTOURS OF THE GROUND WHEN USING THE GAUGE WHEELS AND REAR ROLLERS FOR THE HEIGHT OF VARIOUS CUTTING POSITIONS ADJUSTMENT IS DONE BY REMOVING THE GAUGE PIN AND CLIP MOVING THE STEM OF THE FRONT FORK OR REAR ROLLER BRACKET UP OR DOWN TO THE DESIRED HEIGHT BE SURE TO HAVE ALL FOUR STEMS IN THE SAME ADJUSTMENT ON THE MODELS 60 AND 72 DECKS THERE IS CARRIER STRAP LOCATED AT THE REAR
3. 8 foot pounds Do not over torque TO REMOVE 1 Remove capscrews and thread in tapped holes in bushing flange Tighten progressively until bushing is free from sheave taper 2 Remove assembly from shaft 3 Do not use a puller on this type of sheave REF NO 9 SUPERIOR GEARBOX PARTS EXPLOSION MODEL R100 9AAC A0485 PART NO R100 8B00 A0500 R100 8B00 A050 R100 003M A0427 R100 004M A0503 300 227A 300 227 203293 200300 109873 IP3021 103125 USE 80W90 MULITPURPOSE OIL IN THE SUPERIOR GEARBOX DESCRIPTION PINION SHAFT WITH GEAR CROSSHAFT WITH GEAR CASTING WITH TAPPED HOLES CASTING WITH THRU HOLES BEARING CUP BEARING CONE RETAINING RING PIPE PLUG SEAL DIPSTICK SOCKET HEAD CAP SCREW USE THE DIPSTICK TO DETERMINE OIL FILL LEVEL I m 9 O orFrFRFaAaARA HHH Oe gt 0 Y SPINDLE ASSEMBLY INSTRUCTIONS BEARING SNAP RING STEP 6 7 8 9 PRIOR TO SERIAL Y1909 Place bottom bearing in housing and secure with snap ring Assemble shaft blade saddle woodruff key blade lock washer and bolt Tighten bolt and draw shaft into bottom of the blade saddle Place trash shield and machine bushing over shaft and against blade saddle Slide the above shaft assembly in bearing that is in the hub Slide spacer over the shaft and press the bearing into top side of the hub Again be sure to place hub of bearing toward center
4. DEINES MANUFACTURING CORPORATION PARTS AND SERVICE MANUAL DECK MAINTENANCE FOR ALL MODELS AREA OF MAINTENANCE HOURS Gearbox 8 Blade Spindle Housing 40 Castor Wheel Forks 8 Castor Wheel Stem 8 pneumatic tire Castor Wheel Fork amp Stem Adjustment 8 NOTES Check lubricant every 8 hours A vented dipstick plug is located on the top of the gearbox The oil level should be at the fill line on the dipstick tube If the oil level is low add 80w90 gear oil CAUTION DO NOT OVERFILL Tighten the dipstick finger tight Over tightening this dipstick will damage your gearbox housing Use one stroke of a lubricator with multipurpose grease This prevents moisture from accumulating in the housing Use two strokes of a lubricator with multi purpose grease Use three strokes of a lubricator with using the multi purpose grease Check clip and pin to see that clip is secure to prevent fork or stem from falling out of the deck arm GEAR BOX PULLEY INSTALLATION AND REMOVAL TAPPED HOLE DRILLED HOLE IN DRILLED HOLE TAPPED HOLE TO INSTALL GEARBOX PULLEY ON GEARBOX SHAFT 1 Align drilled holes in bushing flange with tapped holes in sheave hub 2 Insert capscrews through drilled holes in bushing flange and thread loosely in tapped holes The sheave 3 Position assembly on shaft and tighten capscrews progressively and uniformly 4 Torque specifications for a 1 4 20 grade 5 bolt is a maximum of
5. of the hub Place machine bushing on shaft and against the bearing Slide the pulley onto the shaft using the square key With bolt nut and washer secure the pulley to the shaft and clamp the rotating assembly together Install set screws in pulley using locktite Install bolts lock washers and nuts on the two remaining holes in the blade REF OONOOABRWND SPINDLE ASSEMBLY PART NUMBER 300 466 300 173 300 606 300 195A 300 195 300 642 300 603 300 641 300 643 400 257 300 195A 300 607 300 682 300 609 300 466 300 289 100 172 300 212A 100 536 300 465 1 2 3 4 5 6 7 DESCRIPTION 3 8 24 X 1 HHCS WASHER PULLEY THICK MACHINE BUSHING THIN MACHINE BUSHING BEARING SPINDLE SHAFT SPINDLE HOUSING SPINDLE SPACER SNAP RING THICK MACHINE BUSHING TRASH SHIELD BLADE SADDLE BLADE 3 8 24 X 1 HHCS KEY WOODRUFF KEY GREASE ZERK BLADE SPACER 3 8 16 X 1 HHCS I lt 50 DECK ASSEMBLY 90 own A 7 NOT SHOWN NOT SHOWN NOT SHOWN 50 DECK PARTS PART 400 288 300 289A 300 655 400 178 300 680 300 678 300 615 300 679 300 585 300 517 700 534 300 195A 300 195 300 686 300 606 300 674 300 675 300 203 300 202 300 395 300 195A 300 212 300 646 300 511 200 238 300 391 300 647 300 264 400 234 300 247 300 117 300 509 400 998 300 243 100 132 300 279 300 201 300 676 300 706 400 121 300 685 300 687 4
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