Tanaka THT-2520 User's Manual
Contents
1. 03316020 COVER GEAR CASE 1 4 12 1223319021 GUIDE CUTTER 1 A302050 4 12 1223319120 GUIDE CUTTER 1 A302051 4 13 1363319020 PLATE PROTECTION 1 4 14 99052060165 BOLT HEX 6X16 2 4 15 1203319021 BLADE CUTTER 2 4 16 08533160200 SEAL GREASE A 2 4 17 12933202201 WASHER 7 6 4 18 1243320221 BOLT CUTTER FIXING A 6 A302050 4 18 1243228720 BOLT FIXING A 6 A302051 4 19 1233317A20 NUT CUTTER FIXING 6 A302050 4 19 40927 NUT FLANGE M6 6 A302051 4 20 99461040155 BOLT HEX 4X15 2 4 21 99461040124 BOLT HEX 4X12 6 4 22 30032250801 FITTING GREASE 1 4 23 99051060143 BOLT HEX 6X14 2 4 25 05033160200 HANDLE A 1 4 26 17033160800 SWITCH STOP 1 4 27 2581165020 BUTTON STOP 1 4 28 99011030101 SCREW 3X10 1 4 29 23033160200 LEVER THROTTLE 1 4 30 23133160200 LEVER SAFETY 1 4 31 23233160200 SPRING THROTTLE LEVER 1 4 33 05133160200 HANDLE B 1 4 35 7653212020 CAP 1 4 36 99072045164 SCREW TAPPING 4 5X16 6 4 37 05833160200 BRACKET HANDLE 1 4 38 99200060011 WASHER SMALL 6 2 4 39 99101060011 NUT 6 1 4 40 99021060501 BOLT 6X50 1 4 41 26632750200 DAMPER B 2 4 42 27632710201 COLLAR DAMPER B 2 4 43 36832057200 WASHER BRAKE SHAFT 2 4 45 99414050301 SCREW 5X30 S 2 4 46 2943316021 COLLAR 16 1 4 47 88506500800 WIRE THROTTLE 1 4 48 92533160200 DECAL STOP BUTTON 1 www tanakapowerequipment com Page 8 custsvc nikko tanaka usa com ITEM 2493316020 2 632710201 26632750200 3683205 200 99414050301 99073045124 25032. 20 LEVER GHOKE 1 2 38 99204080030 WASHER 8 1 2 39 47601700200 BOARD BLOW OVER CHECK 1 2 40 99210050012 WASHER S 5 2 2 41 99011050602 SCREW 5X60 2 2 43 4460650020 ELEMENT CLEANER 1 2 44 4520660091 COVER W BOLT 1 2 45 3800637C200 BOLT CLEANER COVER 1 2 46 4550650090 CARBURETOR SET 1 Before S N U217738 2 46 4550651A90 CARBURETOR 1 S N U217739 and after 2 47 27 0634F900 CLUTCH ASS Y 1 www tanakapowerequipment com Page 4 custsvc nikko tanaka usa com ITEM www tanakapowerequipment com 2230650090 68000731201 6 50404280 5910650000 5910661321 5910651A21 5950650A90 5950656B90 65900801200 99463050185 99072045164 99425040128 79006097200 7880650020 44225143800 70002504080 7000250406 53432710200 5640661190 5650441020 6460098190 PARTS INFORMATION PART NUMBER DESCRIPTION PIPE FUEL ASS Y CLIP 6 3 FILTER FUEL TANK FUEL PIPE ASS Y TANK FUEL TANK FUEL TANK CAP CAP FUEL BLACK NON VENT COLLAR BOLT HEX 5X18PS SCREW TAPPING 4 5X16 BOLT PS 4X12 SPRING STARTER PAWL PAWL STARTER PUMP PRIMING ASS Y PIPE FUEL 2 5X4X80 PIPE FUEL 2 5X4X65 GROMMET FUEL PIPE VENT AIR ASS Y PIPE AIR VENT AIR VENT VALVE ASSY Page 5 COMMENTS Before S N T218760 From S N T218761 to U217738 S N U217739 and after Before S N T218760 S N T218761 and after S N U217739 and after S N U217739 and after S N U217739 and after S N U217739 and after custsvc nikko tanaka usa com THT 2520 lanaka PARTS INFORMATION THT
3. 2520 ITEM PART NUMBER DESCRIPTION COMMENTS 4550650090 CARBURETOR SET Before S N U217738 455065 1A90 CARBURETOR S N U217739 and after 54825140200 SCREW THROTTLE SET 53925120200 SWIVEL 48925100200 RING STOP 48825145800 VALVE THROTTLE 55025100200 O RING 5992000W35 JET MAIN 35 5992000W410 JET MAIN 41 GASKET PUMP DIAPHRAGM PUMP SCREEN INLET 5752518280 BODY PUMP 5752514780 BODY PUMP ASS Y GASKET DIAPHRAGM GASKET DIAPHRAGM DIAPHRAGM METERING 47625004200 COVER DIAPHRAGM 54825101200 SCREW SET www tanakapowerequipment com Page Contained in Carb Repair Kit Before S N U217738 S N U217739 and after Before S N U217738 S N U217739 and after Before S N U217738 S N U217739 and after custsvc nikko tanaka usa com O In a lxi 4 1 l c i lx X l ph Tanaka PARTS INFORMATION THT 2520 GEAR CASE HANDLE CUTTER BLADES lt FIGURE 4 www tanakapowerequipment com Page 7 custsvc nikko tanaka usa com Tanaka PARTS INFORMATION THT 2520 GEAR CASE HANDLE CUTTER BLADES lt FIGURE 4 ITEM PART NUMBER DESCRIPTION QTV COMMENTS 4 1 3003316081 CASE GEAR 1 A 2 99350015002 RING STOP C 15 EX 1 A 3 99961600200 BEARING BALL 6002 1 4 4 99961600202 BEARING BALL 6002Z 1 4 5 2883318080 DRUM CLUTCH 1 4 6 30533160200 SHAFT GEAR 1 4 7 07533160200 PLATE GUIDE 1 4 8 1013319020 ROD CAM 2 4 9 3073318020 GEAR 2 1 4 10 30333160200 GASKET GEARCASE 1 4 11 63
4. 316020 99073045124 2963319020 3013316020 3013319120 2103316021 0403316080 9920105001 1 99414050401 19805015800 1383319020 1383319320 99210060012 9944006001 1 16407007000 81320000200 03629331501 9920106001 1 1353319120 99461040104 4623319120 PARTS INFORMATION DESCRIPTION BODY CLAMP A COLLAR DAMPER B DAMPER B WASHER BRAKE SHAFT SCREW 5X30 S SCREW TAPPING 4 5X12 BODY CLAMP B SCREW TAPPING 4 5X12 SPACER CASE GEAR B CASE GEAR B HANDLE SUPPORT HANDLE WASHER 5 SGREW 5X40 S CLAMP CORD COVER CUTTER 30 COVER CUTTER 30 WASHER S 6 NUT SPRING 6 TUBE PROTECTION WRENCH HEX 4 SPANNER COMBI WASHER 6 PROTECTOR BLADE BOLT HEX 4X10 BRACKET SUPPORT THT 2520 GEAR CASE HANDLE CUTTER BLADES FIGURE 4 PART NUMBER COMMENTS Before S N V026060 S N V026461 and after Before S N V026060 S N V026061 and after S N V230528 and after S N V026061 and after www tanakapowerequipment com Page 9 custsvc nikko tanaka usa com Tanaka PARTS INFORMATION THT 2520 DECALS FIGURE 5 SOUND REDUCTION SYSTEM _ CAUTION TIGHTEN REAR HANDLE LOCK NUT BEFORE OPERATING QUICK TWIST f pivoTINA REAR HANDLE ITEM PART NUMBER DESCRIPTION COMMENTS 95037900200 DECAL PRO FORCE A 9060660120 NAME PLATE THT 2520 95137900200 DECAL PRO FORCE 91106500200 DECAL SRS 91933160200 DECAL www tanakapowerequipment com Page 1 p 4 4 4 9203246620 DECAL CAUTION 1 4 0 custsvc ni
5. D STOP COMPLETE Page 2 THT 2520 ENGINE CYLINDER PISTON CRANKCASE IGNITION lt FIGURE 1 COMMENTS Includes cylinder gasket Includes rings and circlips Crankcase assy includes bearings seals and gasket Shims are as needed to obtain correct side clearance custsvc nikko tanaka usa com Tanaka PARTS INFORMATION THT 2520 CARBURETOR FUEL TANK FUEL SYSTEM lt FIGURE 2 CARBURETOR SEE FIG 3 www tanakapowerequipment com Page 3 custsvc nikko tanaka usa com Tanaka PARTS INFORMATION THT 2520 CARBURETOR FUEL TANK FUEL SYSTEM FIGURE 2 ITEM PART NUMBER DESCRIPTION QTV COMMENTS 2 3 7380660020 PROTECTOR MUFFLER 1 2 4 73 06500200 GASKET MUFFLER 1 2 5 13306500200 SHIELD HEAT 1 2 6 040650090 SET MUFFLER 1 2 1 99201050011 WASHER 5 2 2 8 99051050503 BOLT HEX 5X50 2 2 11 1120650080 CASE FAN 1 2 12 78006097200 SPRING RECOIL 1 2 13 77406097200 PULLEY STARTER 1 2 15 8390201020 SCREW SET 1 2 16 79806500900 PULLEY STARTER ASS Y 1 2 17 2030604A202 GROMMET 1 2 18 78306097200 ROPE STARTER 1 2 19 78506410200 HANDLE STARTER 1 2 20 99415040162 SCREW PS 4X16 3 2 21 75106500200 GASKET MUFFLER 1 2 22 7210661190 SET TAIL PIPE 1 2 24 99434040081 SCREW 4 8 S 2 2 25 40306500200 GASKET INTAKE 1 2 26 4040650090 SET CARB INSULATOR 1 2 2 99416050252 SCREW 5X25WS 2 2 30 40206500200 GASKET CARBURETOR 1 2 33 99967015000 O RING P15 1 2 35 4230650081 BODY CLEANER 1 2 36 47006500200 COLLAR 2 2 37 52806501
6. Tanaka Illustrated Parts Manual Model Number THT 2520 P N 27955 Rev 002 HEDGETRIMMER Date 11 13 07 THIS CATALOG 60 Easy Searchable PDF File FREE Acrobat Reader Nikko Tanaka Engineering U S A Ltd 1028 4 Street SW Bldg B Auburn WA 98001 7 Phone 253 333 1200 7 Fax 253 333 1212 www tanakapowerequipment com custsvc nikko tanaka usa com Tanaka PARTS INFORMATION THT 2520 ENGINE CYLINDER PISTON CRANKCASE IGNITION lt FIGURE 1 www tanakapowerequipment com Page 1 custsvc nikko tanaka usa com ITEM www tanakapowerequipment com PART NUMBER 1570650091 0181166021 0010660090 99416050201 0170650020 04101601200 0300660090 03701601200 03901620200 04606500801 99962081225 0720650090 09006500200 99966122206 99961600100 33000200210 33000200220 33000200230 33000200240 99900601200 1672153280 99416040226 99414050301 1552152380 99201080011 99210080012 99101080011 10002100200 25006500200 1780650080 PARTS INFORMATION DESCRIPTION CAP SPARK PLUG ASS Y PLUG SPARK SET CYLINDER SCREW 5X20 WS GASKET CYLINDER RING PISTON SET PISTON PIN PISTON CIRCLIP PISTON PIN CRANKSHAFT BEARING NEEDLE F 810 CRANKCASE ASS Y GASKET CRANKCASE SEAL OIL 1012227 BEARING BALL 6001 SHIM 12 2X19X 10 SHIM 12 2X19X 15 SHIM 12 2X19X 20 SHIM 12 2X19X 30 CUSHION COIL IGNITION SCREW WS 4X22 SCREW 5X30 S ROTOR MAGNETO WASHER 8 WASHER S 8 NUT 8 BOLT STUD 6X22 TUBE INSULATOR COR
7. angenutM6 1233317A20 _ 99182060000 Protection plate 390L 136 33160 20 Washr 6 1 9920100 010 pcs por THT 2120 HTD 2526PF Cutter guide 734L M6 1223316821 122 3324820 GutterfikingboltAa 124 33202 21 1243228720 FlangenutM6 128 3317A 20 9918206 000 OT Protection plate 390L 136 3316020 Jo o oo o Washere 9920100 00 pcs FerHTS253pF Cutter guide 830L M6 1223318720 _ 122 3328520 Cutter fixing bolt A 124 33202 21 FlangenutMe 128 3317A 20 9918206 000 Protection plate 585L 13633181220 J o Washer 6 992 01060 01 1 3 to 1 pc e For THT 2520 HTD 2530PF A Cutter guide 845 5L M6 122 33190 21 122 33191 20 EINE GutterfikingbotAa 124 33202 21 1243228720 FlangnuMe 128 8317A 20 amp 1 9918200 0001 protection plate 380L 136 33190 20 Washere 9920100 01 J pecs po FerTHT2540HTS254PpF o Cutter guide 1105L M6 1223318520 1 1 QOutterfiingboltA 1243320221 1243228720 Flange nut M6 123 3317A 20 991 82060 001 1 Protection plate 585L 136 33181 20 a 992 01060 011 Nikko Tanaka Engineering U S A Ltd 1028 41h Street SW Bldg B Auburn WA 98001 Phone 253 333 1200 Fax 253 333 1212
8. kko tanaka usa com TECHNICAL SERVICE BULLETIN NUMBER PI 3107 Date June 2000 Model 8 Serial THT 2520 All units after serial number V026461 Reason A guide support bracket that extends from the lower gear case casting to the blade guide has been added to eliminate breakage of the blade guide The gear case has been changed to accommodate the mounting of the bracket Part Number Changes Old Part New Part Description Remarks P 462 33191 20 Support Bracket 29 P 994 61040 104 Hex Bolt 4x10 30 992 01060 011 57539 Washer6 From3to 2 pieces Nikko Tanaka Engineering U S A Ltd 1028 AN Street SW Bldg B Auburn WA 98001 7 Phone 253 333 1200 Fax 253 333 1212 wego BULLETIN NUMBER PI 3114 Date December 2000 Model 8 Serial THT 2520 All units after serial number V230528 Reason A protective guide tip has been added to allow the tip of the blades to move more easily through foliage and to protect the blades and guide bar from incidental contact A different scabbard that accommodates the wider tip has also been added Part Number Changes Old Part New Part f Description Remarks 135 33191 20 Tip Protector 138 33193 20 138 33190 20 Blade Scabbard HEN 82 Nikko Tanaka Engineering U S A Ltd 1028 4th Street SW Bldg B Auburn WA 98001 Phone 253 333 1200 Fax 253 333 1212 TECHNICAL SERVICE BULLETIN NUMBER PI 3118 Date June 2001 Model amp Se
9. nstall the lock nuts on the topside tightening them while holding the bolt in place Tighten all nuts and then re check for adjustment prior to operation A lubricating agent such as WD 40 should also be used to prevent sap build up and premature wear Part Number Changes Old Part New Part Description Remarks 123 33202 200 123 3317A 20 Lock Nut Reference 19 Nikko Tanaka Engineering U S A Ltd 1028 4th Street SW Bldg B Auburn WA 98001 7 Phone 253 333 1200 Fax 253 333 1212 fana TECHNICAL SERVICE BULLETIN NUMBER PI 3130 Date December 2004 Model amp Serial TPH 210 2501 250PF270PF A290201 and later HTD 2522PF 2526PF 2530PF HTS 2530PF 2540PF A302051 and later THT 2120 2520 2540 A302051 and later Reason Configuration standardization of hardware converting blade hardware from US otandard thread to Metric thread Comments Please verify serial number on unit prior to ordering replacement blade hardware and add the support plate on older serial numbers Part Number Changes Description Old parts f New parts Comments ForTPH 2002500250PF P2o7ZOPF CO Cutter guide 625 5L MG 1223228721 1223228621 Cutter fixing bolt A 124 33202 21 124 32287 20 4 to 1 pc GutterfkingbotB 125 3228720 3pcs JJ ForHTD 2522PF Cutterguide625 5L M6 122 33160 21 1223817820 Cutter fixing bolt A 124 33202 21 124 32287 20 Fl
10. rial THT 2100 THT 2120 THT 2510 THT 2520 THT 2540 HTD 2522PF HTD 2526PF HTD 2530PF HTS 2530PF All units produced after serial number W100101 Reason When these units are fitted with the aluminum safety shield some experience loosening of the blade jam nuts A flat washer has been added between the nut and the aluminum shield to help prevent the nut from becoming loose Models THT 2100 2120 2510 and HTD 2526PF 2522PF require 3 washers Models THT 2520 2540 and HTS 2530PF and HTD 2530PF require 2 washers Part Number Changes Old Part f New Part Description Remarks 992 01060 011 Washer J Nikko Tanaka Engineering U S A Ltd 1028 4th Street SW Bldg B Auburn WA 98001 Phone 253 333 1200 Fax 253 333 1212 abb Janaka z TECHNICAL SERVICE BULLETIN NUMBER PI 3119 Date January 2002 Model 8 Serial All THT HTD HTS TPH hedgetrimmer models All units after serial number Y004401 Reason All future production of hedgetrimmer models will utilize a blade retaining nut that is of the locking variety These nuts are oblong on one side to prevent loosening during use but can be removed and re installed without losing their locking ability When adjusting blade fastening hardware thread the bolt 18 through the blades and guide bar from the bottom to a point where the flat washer 17 is still able to rotate usually to seat and then backed off between and 2 revolution Then i
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