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Husqvarna SC18 Workshop Manual
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Husqvarna SC18 Workshop Manual

Sod cutter
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Workshop Manual
SC18 Sod Cutter
Removing Turf
Has Never Been Easier

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Summary of Contents for Husqvarna SC18

  • Page 1 Workshop Manual SC18 Sod Cutter Removing Turf Has Never Been Easier...
  • Page 2 Husqvarna Turf Care 700 Park Street Beatrice, NE 68310 FX: 1.800.254.2473 Husqvarna Sod Cutter Workshop Manual P/N : 109869 Rev 1, 10/01/03...

  • Page 3: Table Of Contents

    Service Manual Sod Cutter SC-18 Contents Page Introduction …………………………………………………………………. Features & Controls ………………………………………………………… Operating Instructions, Safety & Maintenance …………………………….. Specifications & Tools ……………………………………………………… Main Frame 1. Handle Attachment …………………………………………………… 2. Throttle Cable Adjustment …………………………………………… Power Train 1. Axle Sprocket Location ……………………………………………… 2.

  • Page 4: Introduction

    SC18 Sod Cutter Introduction SOD CUTTING Sod cutting cuts out existing sod by slicing a layer of soil with the grass and roots so it can be rolled up and removed. Some applications could be for replacing a type of grass, turf removal, adding a sidewalk or pathway, installing swimming pools or laying pipes or sprinklers.
  • Page 5 SC18 Sod Cutter Introduction OPERATOR TIPS Soil conditions will affect the cutting depth. The ground may need pre-watering. Watering • the day before should be sufficient. • The grass should be dry to provide adequate traction. • There are 4 transport speeds, only 2 cutting speeds. Always use 1 cutting speed until the operator is familiar with the unit.
  • Page 6 SC18 Sod Cutter Introduction MAINTENANCE • Normal engine maintenance is required, check with owner's manual for specifics. • Blade arm mounting and drive shaft must be properly tightened. • Husgvarna-supplied belt allows for belt slippage. • Inspect shaft, pulleys and keys for damage. Note: some pulleys have double set screws Use blue Loctite on the set screws.

  • Page 8: Operating Instructions, Safety & Maintenance

    Safety & Maintenance GENERAL INFORMATION This information will assist you in the safe operation and proper maintenance of your Husqvarna equipment. Read it thoroughly before attempting to operate the machine. Do not hesitate to call your dealer or Husqvarna if additional information is required.
  • Page 9 SC18 Sod Cutter Operating Instructions Safety & Maintenance OPERATOR'S TIPS • To engage reverse gear you may have to push the machine back and forth while pulling the shift lever. • Stop before shifting gears. • Cut going down hill on ground that is not level.
  • Page 10 SC18 Sod Cutter Operating Instructions Safety & Maintenance BEFORE YOU START • Read and understand this manual. • Be sure engine oil is at engine manufacturer's recommended level. (Refer to engine Manufacturer’s manual.) • Put the sod cutter into neutral before starting.
  • Page 11 *Husqvarna parts have been designed and specified to meet commercial operating standards for strength and durability. For reliability and preservation of design safety standards, replacements should only be made with genuine Husqvarna parts or material of equivalent type and strength. TWO MINUTE WARNING Sod Cutters may be tipped on their engine guard for cleaning and access for no more than 2 minutes.
  • Page 12 SC18 Sod Cutter Operating Instructions Safety & Maintenance PREVENTATIVE MAINTENANCE SCHEDULE A) INSPECTION SCHEDULE Item Each Use Every 20 hours ♦ Engine Oil (see engine manual) ♦ Clutch Tension ♦ Chain Tension ♦ Decals and Warnings ♦ Fasteners and fittings ♦...
  • Page 13 SC18 Sod Cutter Operating Instructions Safety & Maintenance BLADE WEAR Sod Cutter blades may wear quickly depending on soil condition. Replace blade when worn to 1½” (3.8 cm) or less. Maintain lower blade surface. 1 ½’ or Less CLEANING AND WASHING Maintain Lower Surface Regular cleaning and washing will prolong the service of your machine.

  • Page 14: Specifications & Tools

    SC18 Sod Cutter Specifications & Tools TOOLS NEEDED FOR SERVICING THE SC18 SOD CUTTER REQUIRED TOOLS ADVISED TOOLS The following tools are very helpful: The following tools are required to repair the sod cutter: • Air Ratchet with Sockets • Assorted open and box end Wrenches, Ratchet and Sockets plus Extensions •...

  • Page 15: Handle Attachment

    SC18 Sod Cutter Handle Attachment HANDLE ATTACHMENT Important * Use the following steps to install the handle assembly on your new Husgvarna Sod Cutter 1. Insert one side of the handle into the tube located in front of the large black rubber handle mount.

  • Page 16: Throttle Cable Adjustment

    SC18 Sod Cutter Handle Attachment THROTTLE CABLE ADJUSTMENT 1. Identify and remove wing nut and air filter cover. 2. Remove wing nut and air cleaner element. 3. Loosen cable screw to allow throttle cable free movement through cable screw. 4. Engage throttle/clutch handle at operator handle. You may need an assistant or a rubber band to hold handle in position.

  • Page 17: Power Train

    SC18 Sod Cutter Power Train AXLE SPROCKET LOCATION The axle sprocket is located 4 and ½ inches from the flush end of the axle to the flat side of the sprocket. This is a very critical measurement. Both front and rear sprockets use the same spacing.

  • Page 18: Chain Routing & Adjustment

    SC18 Sod Cutter Power Train CHAIN ROUTING The chain can be replaced by disconnecting the master link on the old chain and hooking up the new chain to the old one. Pull the free end of the old chain until the new chain is pulled through.

  • Page 19: Upper Pulley Location

    SC18 Sod Cutter Power Train UPPER PULLEY LOCATION The top pulley is located next to the sprocket with the hub facing the hub on the sprocket. The pulley will be off the shaft by about 3/16”. When re-installing, a 3/16” spacer and two washers will hold the pulley tight to the shaft.

  • Page 20: Transmission Adjustment & Replacement

    SC18 Sod Cutter Power Train TRANSMISSION SHIFTER ADJUSTMENT Inspect the linkage for tightness before making any adjustments. The unit very seldom requires adjustment. To adjust the linkage, undo the bolt holding transmission shifter in place. The rod end can now be turned to give you more or less travel.

  • Page 21: Blade Drive

    SC18 Sod Cutter Blade Drive BLADE DRIVE DRAWING This is for models with serial numbers higher than 02100001. This also applies to models where the “T” drive has been replaced after March of 2002. This is for assembly orientation only. Refer to illustrated parts list in back of manual for part numbers.

  • Page 22: Blade Arm Replacement

    SC18 Sod Cutter Blade Drive BLADE ARM REMOVAL Remove cutting blade from blade arms. (A) Undo the nuts on the rod and disconnect the arms at the top. (B) BLADE ARM REPLACEMENT 1. Install blade arms using 3/4 inch bolt...

  • Page 23: Bearing & Lock Collar

    SC18 Sod Cutter Blade Drive BEARING & LOCKING COLLAR The bearing and locking collar are important parts to blade drive assembly. The bearing is an eccentric design, which can lock to the shaft if properly installed. This is critical to a vibration free assembly.

  • Page 24: T" Drive Replacement

    SC18 Sod Cutter Blade Drive “T” DRIVE REPLACEMENT ENGINE REMOVAL Disconnect throttle Undo engine bolts and remove engine. Tilt engine to remove chain and belt. IDLER REMOVAL Remove spring and chain idler, paying attention to spacer location. Remove spring and belt idler.
  • Page 25 SC18 Sod Cutter Blade Drive (cont.) PULLEY REMOVAL Loosen the set screws in the pulley. (there should be four.) A arrow. Remove bolt at end of “T” drive holding pulley on. (not all units have this bolt.) B arrow. Tilt Sod Cutter forward to allow the transmission to move forward.
  • Page 26 SC18 Sod Cutter Blade Drive “T” DRIVE REMOVAL Remove nuts holding “T” drive in place (note - there are jam nuts on each bolt). “T” DRIVE DISASSEMBLY Remove “T” drive to bench and remove the 1/4 inch retaining bolts on each side of unit.
  • Page 27 SC18 Sod Cutter Blade Drive “T” DRIVE REASSEMBLY Insert keys in keyways. Install eccentric and tighten bolts. PLATE ARM ASSEMBLY Installing a new “T” drive requires the collars on the bearings to face inward. (A) Install bearings on eccentrics and tighten bolts on eccentric end of plate arm, make sure the plate arms are parallel.
  • Page 28 SC18 Sod Cutter Blade Drive INSTALLING “T” DRIVE Install “T” drive in frame with 3/8” grade 8 fine thread bolt. Tighten with locknut and follow with jam nut. INSTALLING BLADE ARMS Install blade arms using ¾ inch bolt with washer between blade and bearing. (A) Use collar as spacer.
  • Page 29 SC18 Sod Cutter Blade Drive RE-INSTALL PULLEY Place key in shaft and slide pulley in place. The pulley will be centered on the shaft. (a) Use blue Loctite to set two set screws in each hole. (b) RETIGHTEN TRANSMISSION The four bolts holding the transmission...
  • Page 30 SC18 Sod Cutter Blade Drive ENGINE INSTALLATION Install the engine. Routing the starter cord through the loop on the frame. BELT & CHAIN INSTALLATION Install chain with idler on the inside of chain. Put chain on engine sprocket and idler and walk chain on bottom sprocket.

  • Page 31: Depth Control

    SC18 Sod Cutter Blade Drive ASSEMBLY OF DEPTH CONTROL NOTE: The depth control must be out of machine to assemble properly 1) Locate the depth adjustment screw (item 10) and rod end coupler (item 4) shown in illustration below. 2) With a pair of vise grips or similar type tool, grip the adjustment screw, making sure you do not touch the threads.

  • Page 32: Illustrated Parts Lists

    SC18 Sod Cutter Main Frame Assembly Parts List Item Part Number Description 540007191 Grips pair 540003142 Handle kit, complete with grips and hardware 540007149 Clutch/throttle control kit, with grips and hardware 540003139 Cable, throttle cable kit (less item 16) 540003140...
  • Page 33 SC18 Sod Cutter Power Train Assembly Parts List Item Part Number Description 540003107 Chain, transmission 26 5/8” length V-pulley 4” special, with key 540003108 540003109 Sprocket with key 540003148 Sprocket with key and ring 540003149 Sprocket, transmission, 8 tooth Transmission with hardware...
  • Page 34 SC18 Sod Cutter Blade Drive Assembly Parts List Item Part Number Description 540003106 V-belt, A-26” special 540003108 V-pulley 4” special with key 540003109 Sprocket with key, engine Belt keeper kit with hardware 540003166 540007195 Spring, 3 ¾” 540000343 Pulley, idler 2 ¾”...
  • Page 35 SC18 Sod Cutter Depth Control Assembly Parts List Item P art Number Description Depth adjuster assembly control 540003100 540003101 Fastener kit, upper depth, adjustment assembly 540003102 Fastener kit, lower depth, adjustment assembly 540003105 Rod end, coupler, depth control Spring, blade lift...

  • Page 36: Troubleshooting

    SC18 Sod Cutter Troubleshooting DANGER: Before servicing unit, engine must be off! PROBLEM ANSWER/COMMENT Belt coming off 1. RPM may be too high. Set to 3000 RPM. See Technical Bulletin “Throttle Cable Adjustment.” 2. Replace the Belt Idler Pulley Arm (540003111) if it is bent.
  • Page 37 SC18 Sod Cutter Troubleshooting DANGER: Before servicing unit, engine must be off! PROBLEM ANSWER/COMMENT Blade not disengaging New Unit or New Belt: 1. Run the machine with the blade engaged until the belt stretches. Used Unit or Old Belt: 1. Adjust the Belt Keeper (540003166) so each leg touches when idler pulley is not engaged and so idler pulley clears Belt Keeper when engaged.
  • Page 38 SC18 Sod Cutter Troubleshooting DANGER: Before servicing unit, engine must be off! PROBLEM ANSWER/COMMENT Chain (Transmission) The Transmission Input Sprocket (540003148) is keyed and snap- (540003107) wearing ringed in place. prematurely or coming off 1. Align the Engine Sprocket (540003109) and Chain Idler Sprocket (540003127) to the Transmission Input Sprocket (540003148) (fixed).
  • Page 39 SC18 Sod Cutter Troubleshooting DANGER: Before servicing unit, engine must be off! PROBLEM ANSWER/COMMENT 1. Contact you local Tecumseh dealer (Yellow Pages) or servicing Right Angle T-drive leaking dealer. Tires wearing too quickly 1. ONLY cut in first or second gear.

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