Canon PowerShot A640 Digital Camera User Manual
Contents
1. 1 21 IM 150053291 Coil Assembly Ignition 1 57 IM 010709010 Bolt M5x25 2 88 IM 155183121 Reel 1 22 IM 199513451 Insulator 1 58 See Ref 86 Gasket oo eee 1 89 IM 155263270 Spring Spiral 23 IM 010709018 Bolt M4x20 2 59 IM 130104240 Carburetor Assembly 90 IM 155343050 Screw nal 24 IM 198213300 Spring nel Includes 1 ea Ref 60 61 91 IM 155263261 Spring Return 1 25 IM 150413033 Cap Plug 1 62 63 64 and 65 1 SHAFT ST23 TRIMMER SHAFT ST23 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 720113160 Shaft Drive 1 28 IM 720053800 Handle Loop Includes Optional 2 IM 720124320 Pipe Complete Includes 2 Ref 29 1 35 IM 195833140 Blade 4 Tooth 1 A AAA 1 29 IM 720973177 Bolt M6x12 2 36 IM 195833170 Blade 8 Tooth 1 3 IM 720133160 Metal 6 30 IM 720983371 Wrench Spanner Box 19 1 37 IM 195833230 Blade Circular 1 4 IM 720203082 Hanger 1 31 IM 090500004 Wrench Key 4mm 1 50 IM 720463430 Deflector Steel 1 5 IM 720973178 Bolt M6x14 1 32 IM 72. Parts List on 3 4 page A Blades 23 26cc 1 IM 195833140 2 IM 195833170 3 IM 195833230 35cc 1 IM 195833150 2 IM 195833070 3 IM 195833160 B Deflector 4 IM 720463430 Blades Metal Shield C Handle 5 590541 Deflector D Shoulder Harness 6 IM 720853461 Bicycle Handle Shoulder Harness EX 5 6 Always wear hearing eye foot and leg protection when operating trimmer Ay WARNING Blade coasts after throttle release maintain control and stop blade by contact with cut materials before the unit is set down Ay WARNING Read Operator s manual Follow ALL warning and safety instructions Failure to do so can result in serious personal injury to the operator and or bystanders DECAL INFORMATION A WARNING LOCATE THE SAFETY DECALS ON YOUR TRIMMER MAKE SURE THE DECALS ARE LEGIBLE AND THAT YOU UNDER STAND AND FOLLOW THE INSTRUCTIONS ON THEM DEFLECTOR DECAL AWARNING SOB SSS SG SHAFT DECALS This trimmer can be can be dangerous and cause serious injury if improperly used To reduce injury risk to operator helpers and bystanders read and understand the Operator s Manual Blindness can occur from objects that are thrown or ricochet even with a shield in place Operators helpers and by standers must wear ANSI Z87 1 approved eye protection Always wear hearing protection when operating a trimmer Prevent accidental contact with the tri
3. 1 Turn the choke lever Ref 1 to CLOSE Loosen the screw Ref 2 and remove the air filter cover Ref 3 Remove the foam element Ref 4 and felt element Ref 5 3 Wash the air filter in warm soapy water and dry 4 Always replace a damaged foam element 5 Fit the foam element in the filter housing 6 Fit the filter cover and engage it in position 7 Tighten the screw firmly E COOLING SYSTEM MAINTENANCE The cooling system relies on cooling air entering the engine through the bottom engine grille located between the fuel tank and starter The cooling fan pushes this air through the cylinder fin area and out the rear grille openings in the engine cover 21 IMPORTANT To maintain proper engine operating temperatures cooling air must pass freely through the cylinder fin area This flow of air carries combustion heat away from the engine Air out flow Air out flow Air intake Overheating and engine seizure can occur when 1 Air intakes are blocked preventing cooling air from reaching the cylinder MAINTENANCE 2 Dust and grass build up on the outside of the cylinder This buildup insulates the engine and prevents the heat from leaving Removal of cooling passage blockages or cleaning of cylinder fins is considered Normal Maintenance Any resultant failure attributed to lack of maintenance is not warranted F CLEANING THE CYLINDE
4. As Req d 44 IM 135403500 Muffler ee 1 76 IM 130983060 Hose 1 IM 199283060 Shim 0 2mm As Req d 45 IM 135493090 Arrester 1 77 IM 198113730 Rubber 14 IM 155353090 Pulley Assembly Starter 46 IM 110993390 Gasket Cylinder 1 78 IM 068209150 Hose Includes 1 ea Ref 15 and 47 IM 010709016 Bolt M5x48 4 79 IM 198113560 Rubber O 1 48 IM 175154060 Cowling Cylinder 1 80 IM 068209177 Hose nsee 15 IM 155163110 Ratchet 1 49 IM 135433470 Baffle Plate 1 81 IM 160043121 Valve Reversing 1 16 IM 155103461 Recoil Assembly Includes 50 IM 190333330 Trade Mark 1 82 IM 198343060 Clip 1 ea Ref 17 18 88 89 51 See Ref 86 Gasket Insulator 1 83 IM 198483100 Connector pod and 90 1 52 IM 199513501 Insulator 1 84 IM 198113701 Rubber 2 17 IM 155213050 Rope Starter 1 53 IM 125543100 Adjuster 1 85 IM 198113740 Rubber uu eee 1 18 IM 155223061 Knob Starter 1 54 IM 010709006 Bolt M5x12 4 86 IM 135994150 Gasket Kit Includes 1 ea 19 IM 040106200 Bearing Ball 6200 1 55 IM 020100005 Nut uu eee 1 Ref 43 51 and 58 1 20 IM 190285420 Name Plate 1 56 IM 026100005 Washer 2 87 IM 125683061 Wire Holder
5. eed 24 IM 720343890 Cover el 25 IM 720333610 Holder wal 26 IM 720343780 Cover Nu 1 ENGINE ST35 TRIMMER ENGINE ST35 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 115253440 Crankshaft 1 30 IM 170333140 Drum Clutch 1 68 IM 130123350 Gasket ral 2 IM 034309031 Key 1 31 IM 036500035 Snap Ring R 35 1 69 IM 130283357 Diaphragm Metering 1 3 IM 115013280 Piston Assembly Includes 32 IM 040126202 Bearing Ball 6202ZZ 1 70 IM 130513409 Diaphragm Pump el 2 Ref 4 1 33 IM 036100015 Snap Ring S 15 1 71 IM 130513410 Gasket a 4 IM 115113730 Ring Piston 2 34 IM 175114580 Housing Blower 1 72 IM 198113870 Rubber sd 5 IM 115323030 Pin Piston RE 35 IM 298111010 Grommet se 73 See Ref 95 Gasket Air Silencer is 1 6 IM 198343040 Clip Piston Pin 2 36 IM 198113810 Rubber sol 74 IM 135713373 Case Air Silencer 7 IM 042709006 Bearing Needle 1 37 IM 165983130 Pipe 1 75 IM 010709016 Bolt M5x48 a2 8 IM 110035150 Crankcase Assembly 38 IM 036550047 Snap Ring R 47 1 76 IM 135263380 Element A Air Filter 1 Includes 1 ea Ref 9
6. concern prudence and proper training of the personnel involved in the operation transport maintenance and storage of the trimmers Awarnine Indicates a strong possibility of severe personal injury or death if instructions are not followed Acaution Indicates a possibility of personal injury or equipment damage if instructions are not followed IMPORTANT This enclosed message provides information necessary for the protection of the unit NOTE This enclosed message provides tips for use care and maintenance of the unit 4h WARNING The engine exhaust from this product contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm SAFETY PRECAUTIONS GENERAL 1 It is important that you read fully understand and observe the following safety precautions and warnings Read the Operator s Manual and the safety instructions periodically 2 Do not lend or rent out your trimmer without the Operator s Manual Be sure that anyone using your trimmer understands the information contained in this Operator s Manual 3 Careless or improper use of this trimmer may cause serious or even fatal injury 4 The use of the trimmer can be hazardous If the rotating cutting line or a blade comes in contact with your body it will cut you When it comes in contact with solid foreign objects such as rocks or bits of metal it may f
7. Ref 2 and install the locking tool Ref 1 3 Fit the nylon line trimmer head Ref 4 onto the shaft turning it counterclockwise until it is tight 4 Remove the locking tool 11 D USING THE SHOULDER HARNESS Standard on ST35 1 Put on the shoulder strap Ref 1 A WARNING Always use the shoulder harness when using rigid blades Installing steel blade 1 Install the selected cutting blade as illustrated 2 Align the hole in the holder Ref 2 with the hole in the gearcase and install the locking tool Ref 1 3 Install cover Ref 3 4 Install cutting blade Ref 4 5 Install holder Ref 5 FUELING INSTRUCTIONS 6 Install the bolt cover Ref 6 7 Install the left hand nut Ref 7 tighten to 18 5 N m Aywarnine Reread the Safety Precautions relating to Handling Fuel on Page 3 The Cub Cadet Commercial trimmer uses an oil gasoline mixture as fuel The engine is certified to operate on unleaded gasoline Use regular name brand unleaded gasoline with a minimum octane number of 89 If the octane number of the regular grade gasoline in your area is lower use premium unleaded fuel Fuel with a lower octane number may result in preignition causing pinging which is accompanied by an increase in engine temperature This in turn increases the risk of piston seizure and damage to the engine The chemical composit
8. Ref 48 1 7 IM 125034130 Lever Assembly Throttle 33 IM 100814820 Manual Operator s 1 48 IM 720973183 Bolt M6x18 2 Includes 1 Ref 8 1 43 IM 720263660 Case Gear 1 49 IM 720613420 Handle 1 8 IM 125504820 Wire Complete Throttle 1 44 IM 720273190 Gear Assembly 1 50 IM 125034241 Lever Assembly Throttle 1 9 IM 720473180 Plate enn 1 45 IM 720293360 Shaft l 1 51 IM 720623520 Grip Assembly 1 10 IM 010709009 Bolt M5x20 6 52 IM 720063260 Holder Assembly Handle 1 11 IM 720043511 Deflector Assembly Plastic 53 IM 720973147 Coller nn 1 Includes 1 ea Ref 12 and 54 IM 720853461 Harness Shoulder 1 13 ned 12 IM 720493060 Cutter 1 13 IM 010709008 Bolt M5x16 1 14 IM 720023990 Case Assembly Gear Includes 1 ea Ref 15 16 17 18 19 21 22 43 44 45 and 2 ea Ref 10 and 20 anda 1 15 IM 720973663 Bolt M6xB 1 16 IM 720973175 Bolt M5x10 asd 17 IM 036500024 Snap Ring R 24 ad 18 IM 036100009 Snap Ring S 9 wel 19 IM 720973161 Bearing Ball 609ZZ 1 20 IM 720973159 Bearing Ball 609 wd 21 IM 040146001 Bearing Ball 6001LL 1 22 IM 036500028 Snap Ring R 28 1 23 IM 720333630 Holder
9. nnee 1 102IM 198113940 Rubber 1 26 IM 170033241 Clutch Assembly 1 66 IM 130104210 Carburetor Assembly 27 IM 199213071 Spacer 2 Includes 1 ea Ref 67 68 28 IM 199213180 Spacer are 69 70 71 and 72 1 29 IM 199433082 Bolt eee 2 67 IM 130153210 Valve Float 1 SHAFT ST35 TRIMMER Optional E OS ALO a o E E N os gt 2 e a i Eu y A vga E G lt OOO SHAFT ST35 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 720113120 Shaft Drive 1 27 IM 720973715 Nut LH M10x1 25 1 OPtional 2 IM 720124290 Pipe Complete Includes 6 28 IM 720053650 Handle Loop Includes 2 36 IM 195833150 Blade 4 Tooth 1 Red anios 1 Reb 29 1 37 IM 195833070 Blade 8 Tooth wo 3 IM 720133061 Metal 6 29 IM 720973177 Bolt M6x12 2 38 IM 195833160 Blade Circular 1 4 IM 720203073 Hanger 1 30 IM 720853461 Harness Shoulder 1 48 IM 720053910 Handle Assembly Loop 5 IM 720973178 Bolt M6x14 1 31 IM 720983371 Wrench Spanner Box 19 1 Includes 1 Ref 49 1 6 IM 720623251 Grip 1 32 IM 090500004 Wrench Key 4mm 1 49 IM 720
10. recommended Wear an approved safety hard hat to reduce the risk of injury to your head PROTECTING OTHERS 1 Minors should never be allowed to use the trimmer SAFETY PRECAUTIONS Spectators children fellow workers and animals must be warned to stay back 50 feet 15m while the trimmer is in use Stop the engine and cutting head immediately if you are approached People working in the area near you should wear the same protective equipment as the operator PREPARATION FOR THE USE OF THE TRIMMER 1 Never modify the trimmer in any way Only attachments supplied by Cub Cadet Commercial or expressly approved by Cub Cadet Commer cial for use with the specific Cub Cadet Commer cial trimmer models are authorized Although certain unauthorized attachments are usable with the Cub Cadet Commercial trimmer their use may in fact be extremely dangerous When transporting your trimmer in a vehicle properly secure it to prevent turnover fuel spillage and damage to the trimmer Always use the shoulder harness when using rigid blades Adjust the shoulder harness and hand grips to suit your size before starting work Always check your trimmer for proper condition and operation before starting particularly the throttle trigger throttle trigger interlock stop switch cutting head or blade deflector and harness The throttle trigger must move freely and always spring back to th
11. 0 Pulley Assembly Starter 44 IM 190333330 Trade Mark 1 75 IM 160043121 Valve Reversing 1 Includes 1 ea Ref 14 and 45 See Ref 80 Gasket Insulator 1 76 IM 198343060 Clip oo eee 1 Oi 1 46 IM 010109433 Bolt M5x56 2 77 IM 198483100 Connector te 14 IM 155163110 Ratchet 0 1 47 IM 199513510 Insulator 1 78 IM 198113620 Rubber 2 15 IM 155103461 Recoil Assembly Includes 48 IM 125543100 Adjuster 1 79 IM 198113740 Rubber 1 1 ea Ref 16 17 83 84 49 IM 010709006 Bolt M5x12 1 80 IM 135994160 Gasket Kit Includes 1 ea and 85 een 1 50 IM 020100005 Nut Ref 37 45 and 52 1 16 IM 155213050 Rope Starter 1 51 IM 026100005 Washer is 81 IM 125683061 Wire Holder A 17 IM 155223061 Knob Starter al 52 See Ref 80 Gasket oooocccnoccccnnoccccnocncnnon 82 IM 110993420 Gasket Cylinder 2589 18 IM 190285440 Name Plate 1 53 IM 130104240 Carburetor Assembly 83 IM 155183121 Reel ese 19 IM 150053330 Coil Assembly Ignition 1 Includes 1 ea Ref 54 55 84 IM 155263270 Spring Spiral et 20 IM 010709018 Bolt M4x20 2 56 57 58 and 59 1 85 IM 155343050 Screw eee 1 21 IM 198213300 Spring neeese 1 54 IM 130153240 Valve Float 1 86 IM
12. 1 5 IM 115323130 Pin Piston 1 31 IM 199433071 Bolt 2 65 IM 198113900 Rubber wn 6 IM 198343210 Clip Piston Pin 2 32 IM 020109118 Nut 1 66 IM 135713490 Case Air Silencer 1 7 IM 042709007 Bearing Needle 1 33 IM 010709009 Bolt M5x20 5 67 IM 135263310 Element B Air Filter 1 8 IM 110035180 Crankcase Assembly 34 IM 175103460 Housing Blower 1 68 IM 135263300 Element A Air Filter 1 Includes 1 ea Ref 9 10 35 IM 010709008 Bolt M5x16 8 69 IM 135713480 Cap Case 1 and 2 ea Ref 11 1 36 IM 170333220 Drum Clutch 1 70 IM 125504680 Wire Complete Throttle 1 9 IM 040106000 Bearing Ball 6000 37 IM 036100010 Snap Ring S 10 1 71 IM 160113270 Tank Fuel 1 10 IM 050209097 Seal Oil 38 IM 298111010 Grommet 1 72 IM 160033200 Cap Assembly Fuel Tank 11 IM 030500512 Pin Dowel 40 IM 010709011 Bolt M5x30 we Includes 1 Ref 73 1 12 IM 110035131 Crankcase Assembly 41 IM 020109131 Nut 1 73 IM 160993100 Gasket a Includes 1 ea Ref 10 42 IM 110213550 Cylinder 1 74 IM 130303290 Filter Fuel 1 andren 1 43 See Ref 86 Gasket Muffler 1 75 IM 198343181 Clip wd 13 IM 199283050 Shim 0 1mm
13. 155263261 Spring Return 1 22 IM 150413033 Cap Plug 1 55 IM 130123350 Gasket vid 23 IM 150265091 Spark Plug 1 56 IM 130283357 Diaphragm Metering 1 24 IM 150103500 Flywheel Magneto 1 57 IM 130513409 Diaphragm Pump nad 25 IM 170033370 Clutch Assembly 1 58 IM 130513413 Gasket 1 SHAFT ST26 TRIMMER Optional SHAFT ST26 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 720113160 Shaft Drive 1 27 IM 720973715 Nut LH M10x1 25 1 Optional 2 IM 720124330 Pipe Complete Includes 28 IM 720053800 Handle Loop Includes 2 35 IM 195833140 Blade 4 Tooth 1 ER 1 A cessa sssscas serena desis 1 36 IM 195833170 Blade 8 Tooth 3 IM 720133160 Metal 6 29 IM 720973177 Bolt M6x12 2 37 IM 195833230 Blade Circular 1 4 IM 720203082 Hanger 1 30 IM 720983371 Wrench Spanner Box 19 1 46 IM 720463430 Deflector Steel 1 5 IM 720973178 Bolt M6x14 Ard 31 IM 090500004 Wrench Key 4mm 1 47 IM 720053910 Handle Assembly Loop 6 IM 720623400 Grip 1 32 IM 720983420 Bag Tool 1 Includes 2
14. 20983420 Bag Tool 1 51 IM 720053910 Handle Assembly Loop 6 IM 720623400 Grip uu eee 1 33 IM 100814820 Manual Operator s 1 Includes 2 Ref 52 1 7 IM 125034130 Lever Assembly Throttle 38 IM 198113780 Rubber 1 52 IM 720973183 Bolt M6x18 2 Includes 1 Ref 8 1 39 IM 720973673 Bolt 5x8 1 53 IM 720613420 Handle 1 8 IM 125504820 Wire Complete Throttle 1 40 IM 199233430 Collar weed 54 IM 125034241 Lever Assembly Throttle 1 9 IM 720473180 Plate eee 1 41 IM 026100005 Washer 5mm 1 55 IM 720623520 Grip Assembly 1 10 IM 010709009 Bolt M5x20 6 47 IM 720263660 Case 1 56 IM 720063260 Holder Assembly Handle 1 11 IM 720043511 Deflector Assembly Plastic 48 IM 720273190 Gear Assembly 1 57 IM 720973147 Coller oo eee 1 Includes 1 Ref 12 and 13 1 49 IM 720293360 Shaft 1 58 IM 720853461 Harness Shoulder 1 12 IM 720493060 Cutter ard 13 IM 010709008 Bolt M5x16 1 14 IM 720023990 Case Assembly Gear Includes 1 ea Ref 15 16 17 18 19 21 22 47 48 49 and 2 ea Ref 10 and PA OSAT da 1 15 IM 720973663 Bolt M6xB 1 16 IM 720973175 Bolt M5x1O 1 17 IM 036500024 Snap Ring
15. 973183 Bolt M6x18 2 7 IM 125034150 Lever Assembly Throttle 33 IM 720983420 Bag Tool 1 50 IM 720613420 Handle nn 1 Includes 1 Ref 40 1 34 IM 100814820 Manual Operator s 1 51 IM 125034241 Lever Assembly Throttle 1 8 IM 720463430 Deflector Steel 1 40 IM 125504820 Wire Compl Throttle 1 52 IM 720623520 Grip Assembly 1 9 IM 720473180 Plate 0 0 cece 1 45 IM 720263670 Case n 1 53 IM 720063260 Holder Assembly Handle 1 10 IM 010709009 Bolt M5x20 6 46 IM 720273160 Gear Assembly 1 11 IM 720043511 Deflector Assembly Plastic 47 IM 720293370 Shaft en 1 Includes 1 ea Ref 12 and 13 ned 12 IM 720493060 Cutter 1 13 IM 010709008 Bolt M5x16 1 14 IM 720023940 Case Assembly Gear Includes 1 ea Ref 15 16 17 18 19 21 22 45 46 and 47 and 2 ea Ref 10 and 20 aus 1 15 IM 720973663 Bolt M6xB 1 16 IM 720973175 Bolt M5x10 17 IM 036500026 Snap Ring R 26 18 IM 036100010 Snap Ring S 10 19 IM 040126000 Bearing Ball 6000ZZ 20 IM 040106000 Bearing Ball 6000 21 IM 040146001 Bearing Ball 6001LL 22 IM 036500028 Snap Ring R 28 1 23 IM 720333630 Holder et 24 IM 720343890 Cover PR 25 IM 720333610 Holder 1 26
16. CTIVE CLOTHING Trimmer operation can cause serious injury to eyes ears and body The deflector provided with your trimmer may not protect the operator from all foreign objects gravel glass wire etc thrown by the rotating cutting line or blade Thrown objects may also ricochet and strike the operator 1 Clothing must be sturdy and snug fitting but allow complete freedom of movement Avoid loose fitting jackets scarfs neckties jewelry flared or cuffed pants unconfined long hair or anything that could become caught on branches brush or moving parts of the unit Wear long pants made of heavy material to protect your legs DO NOT WEAR SHORTS To reduce the risk of injury to your eyes never operate the trimmer unless wearing goggles or properly fitted safety glasses with adequate top and side protection complying with ANSI Z 87 1 To reduce the risk of injury to your face Cub Cadet Commercial recommends that you also wear a face shield or face screen over your goggles or safety glasses Trimmer noise may damage your hearing Wear sound barriers ear plugs or ear mufflers protect your hearing Continual and regular user should have their hearing checked regularly Protect your hands with gloves when handling the trimmer Heavy duty nonslip gloves improve your grip and protect your hands Good footing is most important in trimmer work Wear sturdy boots with nonslip soles Steel toed safety boots are
17. IM 720343780 Cover Bolt 100814820 M2 5 F9 Sh Printed in Japan
18. MENT OR INDIVIDUAL MAINTENANCE CHART PART MAINTENANCE BEFORE MONTHLY YEARLY IF IF SEE USE FAULTY DAMAGED PAGE Complete Machine Visual Inspection x Condition Leaks 24 Clean x Control Handle Check Operation x 10 Fuel Filter Check x 23 Replace x Carburetor Adjust X 18 19 Cooling System Clean X 21 22 Muffler Check x 22 Clean x Fuel Leakage Check x 3 Repair x Fuel Lines Check x 23 Replace x Clutch and Check Clean x 22 Clutch Drum Replace x All Accessible Screws and Nuts Retighten x 3 Not Adjusting Screws Visual Inspection X 4 5 6 Replace x Cutting Tools Sharpen Metal X 4 Cutting Tools Check Tightness x 4 9 10 11 of Cutting Tool Gearbox Lubrication Check x 23 Fill Full x Drive Shaft Lubrication Check x 23 Replenish x 17 MAINTENANCE EMISSION PARTS MAINTENANCE CHART PART MAINTENANCE BEFORE MONTHLY or THREE MONTHS or SIX MONTHS or YEARLY or SEE USE 50 HOURS USE 150 HOURS USE 300 HOURS USE 600 HOURS USE PAGE Air Filter Clean x Element Replace x A Spark Plug Check Clean Adjust x 50 Replace x Carburetor Clean 1 x 18 19 Overhaul 2 Replace 3 X 1 At an authorized Cub Cadet Commercial servicing facility to be charged 2 For consumer use At an authorized Cub Cadet Commercial servicing facility to be c
19. R 24 1 18 IM 036100009 Snap Ring S 9 xod 19 IM 720973161 Bearing Ball 609ZZ 1 20 IM 720973159 Bearing Ball 609 wre 21 IM 040146001 Bearing Ball 6001LL 1 22 IM 036500028 Snap Ring R 28 1 23 IM 720333630 Holder 1 24 IM 720343890 Cover n1 25 IM 720333610 Holder el 26 IM 720343780 Cover Nut ste 27 IM 720973715 Nut LH M10x1 25 1 ENGINE ST26 TRIMMER ENGINE ST26 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 115253470 Crankshaft 1 26 IM 010709009 Bolt M5x20 4 59 IM 198113900 Rubber 1 2 IM 115013311 Piston Assembly Includes 27 IM 175103470 Housing Blower 1 60 IM 135713490 Case Air Silencer Z ic PRC RR RR RD 1 28 IM 010709008 Bolt M5x16 5 61 IM 023100005 Nut ir 3 IM 115113650 Ring Piston 2 29 IM 170333240 Drum Clutch 1 62 IM 135263310 Element B Air Filter 1 4 IM 115323040 Pin Piston 1 30 IM 036100012 Snap Ring S 12 1 63 IM 135263300 Element A Air Filter 1 5 IM 198343210 Cl
20. R FINS Check Periodically 1 Remove any dust and dirt from between the fins 2 If greater access is needed to thoroughly clean the fins remove the engine cover as illustrated Cylinder fins Gasket 1 Remove the muffler and gasket 2 Place the piston at top dead center Clean any deposits from the muffler and the cylinder exhaust port with a nonmetallic scraper This procedure requires specialized engine service techniques and the proper tools Contact the authorized Cub Cadet Commercial dealer where you bought your trimmer or your nearest Cub Cadet Commercial Service Center IMPORTANT Do not use a metal tool to scrape carbon from the exhaust port Be careful not to scratch the cylinder or piston when cleaning the cylinder exhaust port 3 Inspect the gasket and replace it if necessary 4 Install the muffler 5 Fit the gasket and cover H CLEANING THE CLUTCH AND CLUTCH DRUM Clutch Clutch drum 1 Loosen the four screws and remove the fan housing 2 Clean the dirty clutch and clutch drum 3 Always replace a damaged clutch and clutch drum 22 MAINTENANCE I FUEL SYSTEM 1 Change the fuel pick up body every year 2 Before storing your machine for a long period drain and clean the fuel tank and run the engine until the carburetor is dry 3 The fuel tank and the container in which the fuel mix is stored sho
21. ST23 ST26 ST35 Trimmers Operator s Manual CONNERCIA TABLE OF CONTENTS Table of Contents oocccocccncooccnccoocnncnoncncnonnnnnonnn 1 Foreword z Safety Precautions eeen 2 Metal Blade Use ooooocccccccocococccococonoconccnnncccannns 6 Decal Information Specifications cimmiioitia a avatars Parts Description o Trimmer Assembly Fueling Instructions nennen 12 Operation seen Maintenance ds Maintenance Chart 17 Troubleshooting Guide 24 Warranty Back Cover FOREWORD This Operator s Manual contains safety precautions and operating procedures for the Cub Cadet Commercial line of trimmers You must read and understand this Operator s Manual and especially the Safety Precautions for proper and safe operation Cub Cadet Commercial s philosophy is to continually improve all of its products As a result engineering changes and improvements are made from time to time If the operating characteristics or the appearance of your trimmer differ from those described in this Operator s Manual please contact your Cub Cadet Commercial dealer for information and assistance Contact your Cub Cadet Commercial dealer if you do not understand any of the instructions in this manual Although hazard control and accident prevention are partially dependent upon the design and configuration of the trimmers these factors are also dependent upon the awareness
22. Warranty Period Upon completion of your purchase the Serial Number of the Product will be registered with Cub Cadet Corporation This will initiate and validate your limited warranty and the applicable Warrnty Period Please keep your purchase receipt and present it to an authorized Cub Cadet Commercial servicing facility for warranty service Parts replaced or repaired under this limited warranty are warranted only to the end of the Warranty Period All defective parts replaced under this Limited Warranty become the property of Cub Cadet Corporation For warranty service you must at your own expense deliver the Product to and pick it up from an authorized Cub Cadet Commercial servicing facility To locate your nearest authorized Cub Cadet Commercial servicing facility call Cub Cadet Corporation at 330 273 4550 EXTENDED LIFETIME OF THE PRODUCT LIMITED WARRANTY FOR STRING TRIMMER SHAFT AND TUBE Tf applicable Cub Cadet Corporation s limited warranty further promises to you the original retail purchaser that the shaft and tube of the string trimmer unit you purchased will be free from defects in material and workmanship for the expected life of the Products not to exceed ten 10 years from the date of retail purchase Extended Warranty Period Cub Cadet Commercial agrees to repair or replace at Cub Cadet Commercial s option any defective shaft and or tube of a string trimmer unit free of charge during the Extended Warranty Periond Parts
23. adjuster and fix it with the tightening bolt Ref 2 Aywarnine To reduce the risk of injury from loss of control maintain the wire end play at about 1 16 inch 1 2mm If the wire end play is not maintained engine speed may be enough for the clutch to engage and turn the cutting tool 0 020 0 024 20 The wrong fuel mix too much engine oil in the gasoline a dirty air filter or unfavorable running conditions mostly at low throttle affect the condition of the spark plug These factors cause deposits to form on the insulator nose which may result in faulty operation 1 Ifthe engine doesn t seem to have any power is difficult to start or runs poorly at idling speed first check the spark plug 2 Remove the spark plug and see 3 If the Engine Doesn t Start on page 14 3 Clean the dirty spark plug 4 Check the electrode gap lt should be 0 20in 0 5mm 0 024in 0 6mm Re gap if necessary 5 Use only a suppressed spark plug of the approved type NGK BPMR7A Correct the problems which caused the fouling of the spark plug Incorrect carburetor setting too much oil in the fuel mix dirty air filter unfavorable running conditions e g operating at partial load MAINTENANCE D CLEANING THE AIR FILTER Dirty air filters reduce engine power increase fuel consumption and make starting more difficult If there is a noticeable loss of engine power ST23 26
24. and 39 IM 010709015 Bolt M4x12 2 77 IM 135713393 Cap Case Includes 1 TO toca 40 IM 010709013 Bolt M6x20 ed Ref 78 II 1 9 IM 040106201 Bearing Ball 6201 EN 41 IM 125504840 Wire Complete Throttle 1 80 IM 160103330 Tank Fuel cal 10 IM 050209070 Seal Oil 43 IM 150053320 Coil Assembly Ignition 1 81 IM 130303290 Filter Fuel E 11 IM 110035160 Crankcase Assembly 44 IM 198213300 Spring 1 82 IM 198343181 Clip a Includes 1 ea Ref 9 10 45 IM 150413033 Cap Plug 1 83 IM 198163080 Hose wl and 4 ea Ref 12 1 46 IM 150265091 Spark Plug 1 84 IM 160033200 Cap Assembly Fuel Tank 12 IM 030500512 Pin Dowel 4 47 IM 010709009 Bolt M5x20 mi Includes 1 Ref 85 1 13 IM 199283030 Shim 0 1mm As Req d 48 IM 110213540 Cylinder 1 85 IM 160993100 Gasket 1 IM 199283040 Shim 0 2mm As Req d 49 IM 110993410 Gasket Cylinder 1 86 IM 175973400 Stay Stand a 14 IM 010709011 Bolt M5x30 4 50 See Ref 95 Gasket Muffler 1 87 IM 175154080 Cowling Cylinder si 15 IM 155353060 Pulley Assembly Starter 51 IM 135403492 Muffler 1 88 IM 190333330 Trade Mark wel Includes 1 ea Ref 16 and 52 IM 010709040 Bolt M5x58 2 89 IM 198113730 R
25. andle Ref 1 3 Place both parts on the drive tube Ref 5 4 Position the clamp Ref 3 5 Insert the screws Ref 4 hand tight 10 6 Line up the loop handle and tighten the screws firmly B MOUNTING THE DEFLECTOR 1 To mount the deflector lay the trimmer on its back with the cutting tool head facing upward 2 Place the deflector Ref 1 inside pointing upward on the bracket already fitted to the drive shaft Fit the plate Ref 2 on the inside of the deflector and line it up Insert the four screws and tighten them down 3 When using the nylon line trimmer attach the deflector B with a chopper blade on your brushcutter in order to keep the line at the proper length Failure to follow this procedure may damage your brushcutter A WARNING To reduce the risk of injury from thrown objects or blade contact never operate the trimmer without a properly mounted deflector C MOUNTING THE CUTTING TOOL 1 Install the nylon line trimmer head or the cutting blade as illustrated TRIMMER ASSEMBLY A WARNING If the nylon line trimmer head or the blade is fitted improperly it may come loose during operation and cause serious or fatal injury Installing the Nylon Line Trimmer Head 4 Aywarnine Protect your hands with gloves if mounting a rigid blade 2 Align the hole in the holder Ref 3 with the hole in the gear case
26. ccelerates Poorly Air Filter Dirty Fuel Filter Dirty Fuel Vent Plugged Clean or Replace Replace Clean Fuel Vent Spark Plug Clean and Adjust or Replace Carburetor Adjust Cooling System Plugged Clean Exhaust Port Fouled Clean Spark Arrestor Screen Plugged Clean No Rotation of Cutting Tool Incorrect Mounting Remount Twining of String or Grass Clean Around Cutting Tool Wear of Clutch Shoe or Drum Replace Grass or Brush Not Being Cut Dull Cutting Tool Tool Not Mounted Properly Resharpen and Remount Remount Tool Properly Excessive Vibration Loosened Bolt Securing the Tool Incorrect Mounting Bent or Damaged Cutting Tool Cutting Tool Out of Balance Loosened Bolt And Nut Tighten Remount Replace Tool Replace Tool Tighten 24 MANUFACTURER S LIMITED WARRANTY FOR COMMERCIAL Cub Cadet Corporation s limited warranty promises to you the original retail purchaser that the unit of Cub Cadet Commercial hand held power equipment you purchased the Product will be free from defects in material and workmanship for as applicable a period of one 1 year from the date of retail purchase for commercial purchasers and or users and a period of two 2 years from the date of retail purchase for residential purchasers and or users the Warranty period Cub Cadet Commercial agrees to repair or replace at Cub Cadet Commercial s option any defective Product free of charge during the applicable
27. e idle position The cutting head must be properly tightened and in safe operating condition Inspect for loose parts nuts screws etc HANDLING FUEL The Cub Cadet Commercial trimmer uses an oil gasoline mixture for fuel Gasoline is an extremely flammable fuel If spilled and ignited by a spark or other ignition source it can cause fire serious burn injury and property damage Use extreme caution when handling gasoline or an oil gasoline fuel mixture Do not smoke or bring any fire or flame near the fuel 3 Fuel your trimmer outdoors or in a well ventilated area 4 Select bare ground for fueling and move at least 10 feet 3 m from the fueling spot before starting the engine 5 Gasoline vapor pressure may build up inside the gas tank of a two cycle engine depending on the fuel used the weather conditions and the venting system of the tank In order to reduce the risk of personal injury from escaping gas vapor and fumes remove the fuel filler cap on your trimmer carefully so as to allow any pressure buildup in the tank to release slowly 6 Never remove the fuel filler cap while the engine is running 7 Unit vibrations can cause an improperly tightened fuel cap to loosen or come off permitting fuel to spill In order to reduce the risk of fuel spillage and fire tighten the fuel cap by hand with as much force as possible 8 Wipe off any spilled fuel before starting your trimmer 9 Check for f
28. er Name 2 Stroke Brand TC Oils Engine Oil Liters Liters Liters U S gal U S fl oz U S fl oz 1 0 02 0 04 0 033 1 2 6 5 12 4 27 10 0 2 0 4 0 33 2 5 6 4 12 8 10 66 20 0 4 0 8 0 67 5 12 8 25 6 21 33 Dispose of empty two stroke oil containers at authorized disposal locations only A CAUTION The engine used on this trimmer is of a 2 cycle design The internal moving parts of the engine f e crankshaft bearings piston pin bearings and piston to cylinder wall contact surfaces require oil mixed with the gasoline for lubrication Failure to add oil to the gasoline or failure to mix oil with the gasoline at the appropriate ratio will cause major engine damage which will void your warranty For your fuel premix only use Cub Cadet Commercial brand 50 1 2 cycle oil or a quality oil designed for 2 cycle air cooled engines FUELING INSTRUCTIONS FUEL MIXTURE When using Cub Cadet Commercial 50 1 2 cycle brand oil or a quality oil designed for 2 cycle air cooled engines oil ratio is 50 parts gasoline to 1 part oil or 50 1 A CAUTION Never use a mixing ratio greater than 50 1 regardless of the oil package mixing instructions Ratios greater than 50 1 for example 60 1 80 1 100 1 reduce the amount of lubrication to the internal moving parts of the engine and can cause damage MIXING INSTRUCTIONS Always mix fuel and oil in a clean container appro
29. harged 3 For commercial use At an authorized Cub Cadet Commercial servicing facility to be charged NOTE required maintenance Time intervals shown are a maximum Actual use and your experience will determine the frequency of You should be charged for the cost of any required replacement except warranty replacement under LIMITED WARRANTY and or EMISSION CONTROL WARRANTY A CARBURETOR ADJUSTMENT The carburetor is preset at the factory This is the optimum setting under the barometric pressure and climatic conditions at the factory and is suitable for most operating sites lt ensures that your machine will run smoothly be fuel efficient operate reliably and produce low emissions If the engine runs unsatisfactorily at high altitudes or at sea level slight readjustment of the carburetor may be necessary NOTE Every unit is run at the factory and the carburetor is set in compliance with EPA In addition the carburetor is equipped with H and L needle adjustment limiters that prevent settings outside acceptable limits 1 Check the air filter and clean it if necessary 2 Check the spark arresting screen if fitted and clean it if necessary 3 Mount the cutting tool a Nylon line trimmer head Trim lines to the correct length The lines must extend as far as the line limiting blade on the deflector 4 Start the engine and adjust the idling speed correctly with the idle speed ad
30. here has been no abuse neglect or improper maintenance of your engine Your emission control system may include parts such as the carburetor and the ignition system see EMISSION CONTROL WARRANTY PARTS LIST below Where a warrantable condition exists Cub Cadet Corporation will repair your engine at no cost to you including diagnosis parts and labor on behalf of ISM While ISM is ultimately responsible for this warranty Cub Cadet Corporation has agreed to carry out ISM s warranty repair responsibilities and Cub Cadet Corporation should be your primary contact for emission related warranty service PERIOD OF WARRANTY COVERAGE 1997 and later utility and small nonroad engines are warranted for two years If any emission related part on your engine is defective the part will be repaired or replaced by Cub Cadet Commercial on behalf of ISM OWNER S RESPONSIBILITIES a As the engine owner you are responsible for the performance of the required maintenance listed in your Operator s Manual Cub Cadet Commercial and ISM recommend that you retain the original purchase documentation and all receipts covering maintenance on your engine but Cub Cadet Commercial and ISM cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance b As the engine owner you should be aware however that Cub Cadet Commercial and ISM may deny you warranty coverage if your engine or a part has fa
31. iled due to abuse neglect improper maintenance or unapproved modifications c You are responsible for presenting your engine to an authorized Cub Cadet Corporation servicing facility as soon as a problem exists The warranty repairs should be completed in a reasonable amount of time not to exceed 30 days If you have any questions regarding your warranty rights and responsibilities call Cub Cadet Corporation at 330 273 4550 You may also contact ISM s representative at 1 916 431 6677 WARRANTY STATEMENT The warranty period referred to above begins on the date the equipment or engine if sold separately is first soled to a retail purchaser ISM warrants to the initial retail purchaser and each subsequent owner that this engine is designed built and equipped to conform at the time of initial sale to all applicable regulations of EPA and that the engine is free of defects in materials and workmanship that would cause it to fail to conform with EPA regulations during its warranty period For the parts listed under EMISSION CONTROL WARRANTY PARTS LIST below an authorized Cub Cadet Commer cial servicing facility will at no cost to you make the necessary diagnosis repair or replacement of any defective part to ensure that the engine complies with applicable EPA regulations Any warranted part which is not scheduled for replacement as required maintenance or which is scheduled only for regular inspection is warranted for the warranty
32. ilure to follow the set up pre delivery service and adjustments outlined in the Operator s Manual 8 Parts which are not warranted This limited warranty does not cover parts which are normal wear or maintenance items including without limitation spark plugs filters lubricants engine tune up parts spark arrestor screen cutting line and starter cords 9 Engine damage caused by the use of ether or any starting fluids 10 Damage caused by the pressure of steam cleaning the Product 11 Repairs or alterations made to the Product by an unauthorized party THIS LIMITED WARRANTY IS IN PLACE OF ALL OTHER EXPRESS AND IMPLIED WARRANTIES ANY IMPLIED WARRANTY SUCH AS FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY IS EXCLUDED REPAIR OR REPLACEMENT UNDER THIS LIMITED WARRANTY IS EXPRESSLY AGREED TO BE THE EXCLUSIVE REMEDY CUB CADET CORPORATION WILL NOT BE LIABLE FOR ANY SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATIONS MAY NOT APPLY TO YOU THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS AND YOU MAY ALSO HAVE OTHER LEGAL RIGHTS WHICH VARY FROM STATE TO STATE HOW TO ORDER PARTS Contact your Cub Cadet Commercial Salesperson OR phone us use the numbers below OR write us use the address be
33. ion of the fuel is also important Some fuel additives not only detrimentally affect elastomers carburetor diaphragms oil seals fuel lines etc but magnesium castings as well This could cause running problems or even damage the engine For this reason it is essential that you use only name brand fuels IMPORTANT Do not use any gasoline containing alcohol Serious engine or fuel system damage will occur Use only quality two stroke air cooled engine oil with the classification TC The mix ratio is 25 30 1 We recommend Cub Cadet Commercial brand 2 Stroke Engine Oil since it is specially tested for use in all Cub Cadet Commercial two stroke engines The mix ratio is 50 1 IMPORTANT Do not use BIA or TCW two stroke water cooled mix oils Directions for Mixing See Chart for Amounts 1 Put one half of the gasoline in a safety approved container 12 2 Add the proper amount of two stroke oil and mix thoroughly 3 Add the remainder of the gasoline and mix thoroughly Take care when handling gasoline Avoid direct contact with the skin and avoid inhaling fuel vapor The gasoline container should be kept tightly closed in order to prevent any moisture getting into the mixture Only mix sufficient fuel for a few days work not to exceed 30 days of storage Store in a safety approved fuel container only Fuel Mixes Gasoline Oil 50 1 Oil 25 30 1 Cub Cadet Oth
34. ip Piston Pin 2 31 IM 199233470 Collar 1 64 IM 135713450 Cap Case 1 6 IM 042709008 Bearing Needle 1 32 IM 010709011 Bolt M5x30 1 65 IM 125504790 Wire Complete Throttle 1 7 IM 110035190 Crankcase Assembly 33 IM 020109131 Nut 1 66 IM 160113261 Tank Fuel 1 Includes 1 ea Ref 8 9 34 IM 175423050 Plate 1 67 IM 160033200 Cap Assembly Fuel Tank and 2 ea Ref 10 1 35 IM 198113890 Rubber wd Includes 1 Ref 78 1 8 IM 040106201 Bearing Ball 6201 2 36 IM 110213560 Cylinder 1 68 IM 160993100 Gasket 1 9 IM 050209070 Seal Oil 2 37 See Ref 80 Gasket Muffler 1 69 IM 130303290 Filter Fuel 1 10 IM 030500512 Pin Dowel 2 38 IM 135403670 Muffler Includes 1 Ref 39 1 70 IM 198343181 Clip sil 11 IM 110035200 Crankcase Assembly 39 IM 135493090 Arrester 1 71 IM 198163080 Hose anil Includes 1 ea Ref 8 and 41 IM 010709016 Bolt M5x48 2 72 IM 198113730 Rubber eid Vi S 1 42 IM 175154070 Cowling Cylinder 1 73 IM 068209150 Hose 2 12 IM 010709010 Bolt M5x25 5 43 IM 135433630 Baffle Plate 1 74 IM 198113560 Rubber sol 13 IM 15535309
35. justing screw Ref I The cutting tool must not rotate 5 Warm up the engine 18 MAINTENANCE 6 Adjusting the idle speed It is usually necessary to change the setting of the idle speed adjusting screw Ref after every correction to the low speed adjusting screw Ref L 7 Proper idling speed ST23 26 2 800 3 000 rpm SID 2 500 2 700 rpm 8 The engine stops while idling Turn the idle speed adjusting screw Ref clockwise until the engine runs smoothly but the cutting tool must not rotate 9 The cutting tool rotates when the engine is idling Turn the idle speed adjusting screw Ref counterclockwise until the cutting tool stops rotating then return the screw about another half turn from that position 10 Erratic idling behavior poor acceleration The idle setting is too lean Turn the low speed adjusting screw Ref L counterclockwise until the engine runs and accelerates smoothly 11 Adjusting high speed Adjust the low adjustment screw Ref L for the smooth engine idling Then increase the engine speed and adjust the high speed adjustment screw Ref H for stable engine rotation The engine acceleration should be smooth with proper adjustment High Engine Speed 10 000 11 000 rpm 19 MAINTENANCE B THE THROTTLE WIRE ADJUSTMENT C CHECKING THE SPARK PLUG 1 Maintain a wire end play of about 1 16 inch 1 2mm with the
36. ling them directly or by ricochet in the direction of bystanders or the operator 5 Cub Cadet Commercial does not recommend the use of rigid blades when cutting in stony areas Thrown objects or damaged blades may result in serious or fatal injury to the operator or bystand ers PHYSICAL CONDITION You must be in good physical condition and mental health and not under the influence of any substance drugs alcohol etc which might impair vision dexterity or judgment Do not operate the trimmer when you are fatigued 1 Be alert if you get tired while operating your trimmer take a break Fatigue may result in loss of control Working with the trimmer can be strenuous If you have any condition that might be aggravated by strenuous work check with your doctor before operating the trimmer 2 Prolonged use of the trimmer or other ma chines exposing the operator to vibrations may produce whitefinger disease Raynaud s phenomenon or carpal tunnel syndrome These conditions reduce the hand s ability to feel and regulate temperature produce numbness and burning sensations and may cause nerve and circulation damage and tissue necrosis Antivibration systems do not guarantee that you will not sustain whitefinger disease or carpal tunnel syndrome Therefore continual and regular users should monitor closely the condition of their hands and fingers If any of the above symptoms appear seek medical advice immediately PROTE
37. low We will need the following information 1 Your account number if available 2 Your name and address and the address where you want the parts to be shipped 3 The Model Serial No of the equipment 4 The Cub Cadet Commercial Part No and the quantity desired Please do not use reference numbers NOTE Inspect all shipments on receipt for damage or missing parts File a claim with the carrier before accepting a damaged shipment We reserve the right to change designs specifications and equipment at any time without notice and without incurring any obligations CUB CADET CORPORATION P O Box 368023 Cleveland OH 44136 9723 Cub Cadel Vi Phone 330 273 4550 Fax 330 225 9133 U S EPA EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The U S Environmental Protection Agency EPA Cub Cadet Corporation and the engine manufacturer for this equipment Ishikawajima Shibaura Machinery Co Ltd ISM are pleased to explain the federal emission control systems warranty on your engine In the U S exclude the state of California new 1997 and later model year engines must be designed built and equipped at the time of sale to meet the EPA regulations for small nonroad engines The engine must be free from defects in materials and workmanship during the period of warranty coverage see PERIOD OF WARRANTY COVERAGE below ISM must warrant the emission control system on your engine for that period provided t
38. mmer and any cutting attachment Maintain a 50 ft 15m radius DANGER ZONE surrounding the operator ONLY the operator dressed in proper protective clothing should be in the DANGER ZONE SHAFT DECALS Continued Beware of KICKOUT blade thrust when using blades Special precautions are necessary for blade operation see your Operator s Manual Install ONLY Cub Cadet Commercial approved blades on ST model trimmers equipped with proper blade shield loop handle shoulder harness blade collar nut and cotter pin The blade cutting attachment does not stop immediately after releasing the throttle Keep hands and feet clear of the blade cutting attachment unless the engine is shut off and the cutting attachment is not moving INSPECT BLADES BEFORE USE DO NOT USE DAMAGED CRACKED BENT DULL OR IMPROPERLY SHARPENED BLADES Do not remove shields or decals modify the unit or install unapproved attachments or parts Approved attachments and replacement Operator s Manuals are available from your Cub Cadet Commercial dealer or by writing CUB CADET CORPORATION P O Box 368023 Cleveland OH 44136 9723 SPECIFICATIONS Model ST23 ST26 ST35 Loop Handle Loop Handle Loop Handle Length mm 1783 1783 1818 in 70 1 70 1 71 5 Width mm 260 260 260 in 10 2 10 2 10 2 Height mm 250 264 277 in 9 84 10 4 10 9 Weight kg 4 8 5 1 6 7 Ib 10 5 11 2 14 7 Type of Engine Air cooled t
39. ne Add Remaining Gasoline 13 OPERATION A STARTING A WARNING Reread the Safety Precautions relating to Starting on Page 3 A WARNING When the engine starts the cutting tool may rotate even with the throttle trigger in the low speed position possibly causing injury 1 When the Engine is Cold a Slide the ignition switch Ref 1 to the START position Away from the arrow b Push the priming pump Ref 2 several times 14 d Grasp the throttle trigger Ref 4 fully then release it slowly while pushing the lock button Ref 5 This sets the throttle trigger at half throttle OPERATION e Put the unit on the ground It must rest securely on the engine support and deflector Check that the cutting tool is not touching the ground or any other obstacles f Make sure you have a firm footing Hold the unit with your left hand and press it down firmly Do not stand or kneel on the drive shaft g Pull the starter grip When pulling the starting rope Ref 6 use short pulls 1 2 to 2 3 of the rope length Do not let the starter grip snap back guide it slowly into the housing so that the starter rope can rewind properly 5 Grasp the trigger immediately after the engine is started This releases the lock button and automatically sets the engine to idle 2 When the Engine is Wa
40. oss of time inconvenience or loss of use of this engine or equipment however Cub Cadet Commercial and ISM are liable for damages to other engine components caused by the failure of a warranted part while it is still under warranty d Damages or repair costs caused by the owner s unreasonable delay in making the engine available for inspection and repair e Fees for diagnosis or inspection that does not result in eligible warranty service being performed f Any replacement parts that are not approved by ISM or malfunction of approved parts due to use of unapproved parts Subject to the limitation above non warranty maintenance of emission control parts that is required in Operator s Manual may be performed by the owner or by any repair establishment or individual without affecting coverage under this warranty however warranty repairs must be performed by an authorized Cub Cadet Commercial servicing facility The use of parts that are not equivalent in performance and durability to ISM approved parts may impair the effectiveness of the emission control system and prevent coverage under this warranty If non ISM approved parts are used for non warranty maintenance or replacement on this engine you should assure yourself that such parts are warranted by their manufacturer to be equivalent to ISM approved parts in performance and durability HOW TO OBTAIN WARRANTY SERVICE To obtain service under this warranty promptly take yo
41. period Any part repaired or replacement part installed under this warranty shall be warranted for the remainder of the warranty period WARRANTY STATEMENT continued Any warranted part which is scheduled for replacement as required maintenance is warranted for the period of time up to the point of first scheduled replacement A replacement part installed prior to the first scheduled replacement due to a defect in the original part shall be warranted until the date of the first scheduled replacement The owner is responsible for the performance of all required maintenance listed in the Operator s Manual EMISSION CONTROL WARRANTY PARTS LIST The parts listed below are covered by this warranty Carburetor Ignition system ignition module Spark plug Air filter element Insulator intake manifold Fasteners for emission related parts Any parts replaced under this warranty become the property of Cub Cadet Commercial and ISM WHAT IS NOT COVERED This warranty shall not cover any of the following a Conditions resulting from tampering misuse abuse improper adjustment engine alteration use of add on or modified parts use of replacement parts that are not approved by ISM accident failure to use the recommended fuel or oil use of additives to fuel or oil use of stale fuel more than 30 days old or not performing required maintenance b Replacement parts used for required maintenance c Consequential damages such as l
42. replaced or repaired under this limited warranty are warranted only to the end of the Extended Warranty Period This limited warranty is given by Cub Cadet Commercial to the original retail purchaser only and is not transferable to subsequent owners This warranty does not cover damage to the Product resulting from any cause other than defects in material or workmanship This warranty specifically does not cover damage caused by 1 Lack of lubrication or engine failure due to the use of oils other than Cub Cadet Commercial approved oils 2 The use of gasohol containing methyl wood alcohol or gasoline containing less than 89 octane Only use gasoline which contains 89 octane or higher or gasohol which contains a maximum 10 ethyl grain alcohol or 15 MTBE methy tertiary butyl ether The prescribed mixing ratio of gasoline to oil is listed on the Cub Cadet Commercial oil label 3 Defects malfunctions or failures resulting from abuse misuse modifications alterations improper servicing or maintenance improper storage use of unauthorized attachments including without limitation failure to provide or perform required maintenance services as described in the Operator s Manual 4 Tampering with engine speed governors or running engines above specified and recommended engine speeds 5 Dirt salt water corrosion rust varnish and moisture 6 Operation of the Product with improperly serviced damaged or removed air filter 7 Fa
43. rm Restarting the engine after it has been stopped a Slide the ignition switch to the START position b Push the priming pump several times c Set the choke lever to the FULL OPEN position d Pull the starter grip NOTE If the engine does not start after four pulls use the cold start procedure 3 If the Engine Doesn t Start a If you did not move the choke lever to the FULL OPEN position quickly enough after the engine began to fire the combustion chamber has flooded b Remove the spark plug wire Ref 7 c Unscrew and dry off the spark plug d Set the ignition switch to STOP e Open the throttle fully f Pull the starter rope several times to clear the combustion chamber g Refit the spark plug and connect the spark plug wire po yl Set the ignition switch to START i Set the choke lever to FULL OPEN j Now start the engine 15 OPERATION B STOPPING 1 Return the throttle to the IDLE position and let the engine run for 2 or 3 minutes until it has cooled down 2 Slide the ignition switch Ref 1 to the STOP position Aywarnine Reread the Safety Precautions relating to Operation on Page 4 16 MAINTENANCE NOTE MAINTENANCE REPLACEMENT OR REPAIRE OF THE EMISSION CONTROL DEVICE AND SYSTEMS MAY BE PERFORMED BY ANY NONROAD ENGINE REPAIRE ESTABLISH
44. s more fully exposed and the trimmer may be more difficult to control Never use your trimmer as a hedge trimmer 10 When using rigid blades avoid cutting close to fences sides of buildings tree trunks stones or other such objects that could cause the trimmer to kick out or could cause damage to the blade Cub Cadet Commercial recommends use of the nylon line heads or Polycut head for such jobs In addition be alert to an increased possibility of ricochets in such situations 11 Do not use the starting throttle lock when you are trimming as you do not have control of the engine speed For the proper use of the throttle lock see Starting in the Operation Section 12 If the cutting tool or deflector becomes clogged or stuck always turn off the engine and make sure the cutting tool has stopped before cleaning Grass weeds etc should be cleaned off the cutting tool at regular intervals 13 During cutting check the tightness and the condition of the cutting tool at regular intervals If the behavior of the tool changes stop the engine immediately and check the bolt securing the tool for tightness and the cutting tool for cracks and damage 14 Replace cracked bent warped damaged or dull cutting blades immediately Such tools may shatter at high speed and cause serious or fatal injury 15 Aloose blade may cause the blade to crack vibrate break or come off the trimmer which may result in serious or fatal injur
45. sult in injury to your hand or fingers and may damage the starter mechanism OPERATION 1 Work carefully 2 To reduce the risk of injury from thrown objects or blade contact never operate the trimmer without a properly mounted deflector 3 Operate the trimmer under good visibility and daylight conditions only 4 Always hold the trimmer firmly with both hands Wrap your fingers tightly around the handles keeping the handles cradled between your thumb and forefinger Keep your hands in this position to have your trimmer under control at all times 5 Make sure your trimmer handles and grips are in good condition and free of moisture pitch oil or grease 6 Never attempt to operate the trimmer with one hand You might lose control of the trimmer resulting in serious or fatal injury 7 To reduce the risk of bodily injury resulting from loss of control and contact with the cutting head always attach and wear the shoulder harness on those trimmers equipped with a straight shaft and loop handle 8 Before trimming inspect the area for stones glass pieces of metal trash or other solid objects The cutting line could throw objects of this kind 9 This trimmer is to be used normally at ground level with the cutting head or blade parallel to the ground Using the trimmer above ground level or with the cutting head or blade perpendicular to the ground may increase the risk of injury since the cutting line or blade i
46. ubber 1 101 1 53 IM 010709006 Bolt M5x12 4 90 IM 068209150 Hose seee 1 16 IM 155163080 Ratchet 1 54 See Ref 95 Gasket Baffle Plate 1 91 IM 160043121 Valve Reversing 1 17 IM 020300008 Nut 1 55 IM 135493010 Arrester 1 92 IM 068209176 Hose wad 18 IM 155103341 Recoil Assembly Includes 56 IM 135433570 Baffle Plate Outer 1 93 IM 198113560 Rubber 1 1 ea Ref 19 20 21 99 57 IM 010709014 Bolt M4x6 4 95 IM 135994170 Gasket Kit Includes 1 ea and 100 u 1 58 IM 135433560 Baffle Plate et Ref 50 54 59 65 and 73 1 19 IM 155263210 Spring Sprial 1 59 See Ref 95 Gasket Insulator a 1 96 IM 198343060 Clip cocooccnnccnnncincccccnconcccnn 1 20 IM 155223050 Knob Starter 1 60 IM 199513550 Insulator 1 97 IM 198483100 Connector sal 21 IM 155213090 Rope Starter 1 61 IM 026100005 Washer 2 98 IM 125683061 Wire Holder et 22 IM 010709008 Bolt M5x16 16 62 IM 010709010 Bolt M5x25 2 99 IM 155183090 Reel Aol 23 IM 190285460 Name Plate 1 63 IM 125543090 Adjuster 1 1001M 155343050 Screw 1 24 IM 150103351 Flywheel Magneto 1 64 IM 135263370 Element B Air Filter 1 101 IM 155263200 Spring Return so A 25 IM 020109107 Nut 1 65 See Ref 95 Gasket
47. uel leakage while refueling and during operation If fuel or oil leakage is found do not start or run the engine until the leak is fixed and spilled fuel has been wiped away 10 If fuel spills on your clothing change your clothing immediately CARBON MONOXIDE HAZARDS 1 If you operate the trimmer in an area that is confined or even partially enclosed the air you breathe could contain a dangerous amount of exhaust gas To keep exhaust gas from building up provide adequate ventilation 2 The exhaust gas contains carbon monoxide a poisonous colorless and odorless gas Breath ing the exhaust gas can cause loss of conscious ness and may lead to death SAFETY PRECAUTIONS STARTING Your trimmer is a one person machine 1 Start and operate your trimmer without assis tance When starting place the trimmer on firm ground or a solid surface in an open area Maintain good balance and secure footing 2 To reduce the risk of injury from loss of control be absolutely sure that the cutting head or blade is clear of you and all other obstructions and objects including the ground when starting because when the engine starts the engine speed will be fast enough for the clutch to engage and turn the cutting head or blade 3 When you pull the starter grip do not wrap the starter rope around your hand Do not allow the grip to snap back but guide the starter rope to rewind properly Failure to follow this procedure may re
48. uld be cleaned from time to time J LUBRICATING THE GEAR HEAD Filler plug 1 Remove the filler plug 2 Check the level and add grease if necessary using a pressure pump Leave about 5 10 g 1 4 oz for any expansion of grease NOTE Use a good quality lithium multipurpose grease DO NOT overfill the housing 3 Tighten the filler plug firmly K LUBRICATING THE DRIVE SHAFT Shaft Drive shaft 1 Pull the shaft out of the drive tube 2 Use a good quality lithium multipurpose grease to coat any dry areas of the shaft Do not apply too much grease Never pump grease into the drive tube 23 TROUBLESHOOTING GUIDE Carburetor PROBLEM CAUSE SOLUTION No Fuel at Carburetor Fuel Filter Dirty Replace Fuel Line Clogged Clean See your Cub Cadet dealer No Fuel at Cylinder Carburetor See your Cub Cadet dealer Muffler Wet with Fuel Fuel Mixture is too Rich Open Choke Clean Replace Air Filter Adjust Carburetor See your Cub Cadet dealer No Spark at Plug End of Wire Ignition Switch Off Electrical Problem Turn Switch On See your Cub Cadet dealer No Spark at Spark Plug Spark Gap Incorrect Covered with Carbon Fouled with Fuel Spark Plug Defective Re gap 0 22in 0 55mm Clean or Replace Clean or Replace Replace Engine Does Not Crank or Turn Over Internal Engine Problem See your Cub Cadet dealer Engine Dies or A
49. ur engine to the nearest authorized Cub Cadet Commercial servicing facility If available bring the original purchase receipt showing the initial date of purchase and all available maintenance records If you need assistance in locating the nearest authorized Cub Cadet Commercial servicing facility or have any questions regarding your warranty rights and responsibilities call Cub Cadet Corporation at 330 273 4550 You may also contact ISM s representative at 1 916 431 6677 ST23 ST26 ST35 Trimmers Parts List CONNERCIA ENGINE ST23 TRIMMER ENGINE ST23 TRIMMER PARTS LIST Ref Parts No Ref Parts No Ref Parts No No No Description Used No No Description Used No No Description Used 1 IM 115253421 Crankshaft 1 26 IM 150265091 Spark Plug 1 60 IM 130153240 Valve Float 1 2 IM 034309031 Key 1 27 IM 150103460 Flywheel Magneto 1 61 IM 130123350 Gasket ani 3 IM 115013300 Piston Assembly Includes 28 IM 170033220 Clutch Assembly 1 62 IM 130283357 Diaphragm Metering 1 DREI O 1 29 IM 199213150 Spacer n e 2 63 IM 130513409 Diaphragm Pump 1 4 IM 115113650 Ring Piston 2 30 IM 199213221 Spacer 2 64 IM 130513413 Gasket
50. ved for gasoline Mark the container to identify it as fuel mix for the trimmer Use regular unleaded gasoline and fill the container with half therequired amount of gasoline Pour the correct amount of oil into the container then add the remaining amount of gasoline Close the container lightly and shake it momentarily to evenly mix the oil and the gasoline before filling the fuel tank on the trimmer When refilling the trimmer fuel tank clean around the fuel tank cap to prevent dirt and debris for entering the tank during cap removal Always shake the premix fuel container momentarily before filling the fuel tank Always use a spoul or funnel when fueling to reduce fuel spillage Only fill the tank to within 1 4 1 2 inch from the top of the tank Avoid filling to the top of the tank filler neck NOTE 1 Never mix gasoline and oil directly in the trimmer fuel tank Check for fuel leakage around the tank cap and the fuel tank before the operation 2 A CAUTION Do not use National Marine Manufacturer s Association NMMA or BIA certified oils This type of 2 cycle engine oil does not have the proper additives for air cooled 2 cycle engines and can cause engine damage Do not use automotive motor oil This type of oil does not have the proper additives for air cooled 2 cycle engines and can cause engine damage a Half Gasoline Add Oil gt Shake Mix Oil and Gasoli
51. wo stroke single cylinder gasoline engine Bore mm 33 33 37 in 1 3 1 3 1 46 Stroke mm 26 30 32 in 1 02 1 18 1 26 Displacement cc 22 2 25 6 34 4 cu in 1 35 1 56 2 1 Engine Power ps rpm 1 02 8000 1 22 7500 1 63 7500 Carburetor All position diaphragm carburetor with priming pump Exhaust System Spark arrester muffler Ignition System Flywheel magneto Electronic Spark Plug NGK BPMR7A Fuel Mixed gasoline and oil Fuel Oil Ratio 50 1 Using Cub Cadet Commercial 2 Stroke Engine Oil 25 30 1 Using Other Brands of TC Oil Fuel Tank Capacity lit U S fl oz 0 45 0 55 0 65 15 2 18 6 22 0 PARTS DESCRIPTION AA WARNING 7 LIT N SE E US a em IIND T ANN a amp gt 11 lt 1 6 AID ZA I 9 8 REF NO DESCRIPTION REF NO DESCRIPTION 1 Gear Case 7 Engine 2 Grip 8 Head Blade 3 Throtile Wire 9 Deflector 4 Throttle Lever 10 Stop Switch 5 Hanger 11 Drive Tube 6 Shoulder Band Standard on ST35 12 Loop Handle TRIMMER ASSEMBLY The trimmer is partly disassembled for ease of shipment and must be assembled before it can be used for the first time Aywarnine Because of the increased risk of accidents the powerhead must not be started while it is detached from the trimmer A MOUNTING THE LOOP HANDLE 2 Position the clamp Ref 2 in the loop h
52. y Make sure that the blade is properly tightened Use the wrench supplied or one of sufficient length to obtain the proper torque lf the blade loosens after being properly tightened stop work SAFETY PRECAUTIONS 16 17 18 immediately The retaining bolt may be worn or damaged and should be replaced Never use unauthorized parts to secure the blade If the blade continues to loosen see your Cub Cadet Commercial dealer Never use a trimmer with a loose blade To reduce the risk of personal injury from loss of control do not use an incorrect idle adjustment At correct idle speed the head and line or blade should not move For instructions on adjusting the idle speed see Carburetor Adjustment in the Maintenance Section Never touch a rotating cutting tool with your hand or any part of your body It continues to rotate for a short period after the throttle trigger is released Always turn off the engine and make sure the cutting line has stopped before putting the trimmer down METAL BLADE USE AA warn ns Specified deflector shield bicycle handle and shoulder harness MUST be used on brushcutter with metal blades Operating the brushcutter without specified deflector shield bicycle handle and shoulder harness can cause serious personal injury A warn ns If blade is mounted improperly it may come loose during operation and cause serious or fatal injury REQUIRED PARTS
Download Pdf Manuals
Related Search