Tanaka TBC-420PF Setup guide

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Model Number:
TBC-420PF
LOW EMISSION TRIMMER / BRUSH CUTTER
P/N 29759
Rev 001
Date 5-14-08
Supplier To The Outdoor Power Equipment Industry
ISM, Inc. • 1028 4th Street SW • Auburn, WA 98001 • Phone: [phone] • Fax: [phone]
[email protected]www.tanaka-ism.com
C.A.R.B. Tier II Certified!

PRODUCT INFORMATION
PRODUCT INFORMATION
All data and specifications are subject to change without notice
For more information, contact:
ISM, Inc. • 1028 4th St. Sw, Suite B • Auburn, WA 98001 • Phone: [phone] • Fax: [phone] • E-mail: [email protected]
30% More Fuel Efficient
Low Emission Trimmer / Brush Cutter
TBC-420PF
C.A.R.B. Tier II
CERTIFIED
Features / Benefits
Note: This unit comes blade ready!
40cc, 2.2 hp low emission engine provides outstanding performance while reducing
emissions by 70 percent and increasing fuel efficiency by 30 percent.
Increased fuel efficiency saves up to $150/yr in gas and oil costs, and increases
productivity.
BRAIN® automatic cutting head comes with 33 ft of .130 copolymer cutting line and
is simple to disassemble. The BRAIN senses when more line is needed and always
feeds out the perfect length.
Bearingsupported,solidsteeldriveshaftprovidessmoothandefficientpowertransfer
from the engine to the cutting head.
1 / 2 / 5 Warranty Coverage provides One-Year coverage for professionals, Two-
Year Coverage for Homeowners, and Five Years on the Electronic Ignition Module.
Specifications
Engine Displacement cc (cu. in.) 40 (2.4 )
Power (h.p.) 2.2
Cylinder Chrome Plated, Stress Relieved
Carburetion Walbro Diaphragm
Ignition System Transistorized Electronic
Fuel Tank Capacity / fl. oz. (cc) 33.8 (1000)
Anti-Vibration Engine Mount & Front Handle
Clutch System Heavy-Duty Centrifugal
Shaft Support 5 Shaft Bearings
Drive System 7mm Solid Steel Shaft
Standard Cutting Head BRAINAutomatic Feed (.130" Line)
Standard Cutting Blade 9" - 80 Tooth Saw Blade
Dry Weight / lbs. (kg) w/head 16.0 (7.3)
Optional Accessories:
ORDER # DESCRIPTION
746280 Aluminum fixed line head
746290 Aluminum manual feed head
746353 6” semi-auto head
746191 Single shoulder strap
746291 Deluxe shoulder harness
Varies Assorted brush & weed blades
748502 Dual handle kit
TMC-200 Cultivator attachment
Varies Copolymer Nylon Cutting Line
Varies Perfect Mix 2-Cycle Engine Oil

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Page 1
TBC-420PF
CYLINDER, PISTON & CRANKSHAFT • FIGURE 1
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
1-5 25504200200 COVER,SPARK PLUG,RUBBER 1
1-6 15711666900 CAP,SPARK PLUG 1
1-8 0181166021 PLUG.SPARK 1
1-11 0010440590 SET,CYLINDER 1 Includes gasket
1-12 99461050204 BOLT,HEX,HOLE,5X20,S 4
1-14 0170440020 GASKET,CYLINDER 1
1-15 04104050200 RING,PISTON 2
1-16 0300440090 PISTON SET 1 Includes rings and circlips
1-17 0370100020 PIN,PISTON 1
1-18 03905004200 CIRCLIP,PISTON PIN 2
1-21 0460440080 CRANKSHAFT 1
1-22 99962101004 BEARING,NEEDLE,F1010B 1
1-31 06802000200 KEY,WOODRUFF,3X13X5 1
1-44 56020517200 CAP,RUBBER 1
1-45 1782054322 CORD,HIGH TENSION 1
1-46 1672054391 COIL,IGNITION 1
1-50 1790007080 STOP CORD,220MM 2
1-56 99416040183 SCREW 4X18/WS 2 U112141~ includes washers
1-63 19811600200 CLAMP,CORD 1

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Page 2
TBC-420PF
CRANKCASE, FLYWHEEL & IGNITION • FIGURE 2
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
2-7 2570440020 PROTECTOR 1
2-9 99463050204 BOLT, HEX 5X20 1
2-19 7880162V20 PAWL,STARTER 1
2-20 99355050000 RING,STOP,5 1
2-23 99111100013 NUT,10 1
2-24 7900162V200 SPRING,PAWL,STARTER 1
2-25 7980422090 PAWL,STARTER ASS'Y 1
2-26 0720440090 CRANKCASE,ASSY 1 ~U207604 - Incl gasket, seals and brgs
2-26 0720440091 CRANKCASE,ASSY 1 U207605~ Incl gasket, seals and brgs
2-27 0900440020 GASKET,CRANKCASE 1
2-28 99966152511 SEAL,OIL,#VE15X25X7 2
2-29 99961620200 BEARING,BALL,#6202 2
2-32 07102007200 SHIM,15.2X20X.05 1
2-32 07102007210 SHIM,15.2X20X.10 1
2-32 07102007220 SHIM,15.2X20X.15 1
2-32 07111600230 SHIM,16X21X.20 1
2-32 07111600240 SHIM,16X21X.30 1
2-36 99461050304 BOLT,HEX,5X30S 4
2-51 1552053880 ROTOR,MAGNETO 1
2-52 99201100011 WASHER,10 1
2-54 99111100011 NUT,10 1
2-55 99414050101 SCREW,S,5X10 1 U112141~
2-60 1320440020 DEFLECTOR,AIR 1 U112141~
2-66 1120440021 CASE,FAN 1
2-67 99461050204 BOLT,HEX,HOLE,5X20,S 4
2-69 20311660200 GROMMET,PRIMARY CORD 1

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Page 3
TBC-420PF
FUEL SYSTEM • FIGURE 3

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Page 4
TBC-420PF
FUEL SYSTEM • FIGURE 3
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
3-31 4030430020 GASKET,INLET MANIFOLD 1
3-32 4040430090 SET,CARB INSULATOR 1 Includes gasket
3-33 4020430020 GASKET,CARBURETOR 1
3-34 4530637C200 COLLAR 1
3-35 4700138020 COLLAR 1
3-36 4230138082 BODY,CLEANER 1
3-37 5280138021 VALVE,CHOKE 1
3-38 47601700200 BOARD,BLOW OVER CHECK 1
3-39 4460138020 ELEMENT,CLEANER 1
3-40 99204080030 WASHER,8 1
3-41 4520138091 COVER,CLEANER,ASSY 1
3-42 3800637C200 BOLT,CLEANER COVER 1
3-43 99011050602 SCREW,5X60 2
3-44 99210050012 WASHER,S,5 2
3-45 4550440090 SET,CARBURETOR 1 Includes gasket
3-46 78600601200 WASHER,RECOIL STARTER 2
3-49 99464050254 BOLT,HEX HOLE,5X25WS 2
3-62 6490168020 COLLAR,TANK FIXING 1 U207605~
3-63 22301251901 PIPE,FUEL,3X5X230 1
3-64 68000731201 CLIP 6.3 1
3-65 67501630900 FILTER,FUEL 1
3-66 5910440021 TANK,FUEL,ORANGE 1 Before S/N ~D000000
3-66 5910440F20 TANK,FUEL,EVAPO 1 After S/N D000001~
3-68 6590430020 COLLAR,C 3
3-70 5950656B90 CAP,FUEL BLACK,NON VENT 1
3-72 5610007020 COVER,AIR VENT 1 ~V244130
3-73 6460661290 VALVE 1
3-74 5650441020 PIPE,AIR VENT 1
3-75 5640661190 VENT,AIR ASS'Y 1
3-76 99463050204 BOLT, HEX 5X20 3 ~U207604
3-76 99463050204 BOLT, HEX 5X20 2 U207605~
3-77 9400430020 STAND,ENGINE 1
3-78 7000300508 PIPE,FUEL,3X5X85 1
3-79 68000206200 CLIP,5.5 1 ~V244130
3-80 22206300200 GROMMET,FUEL PIPE 1
3-86 99461050304 BOLT,HEX,5X30S 1 U207605~
3-87 99201050061 WASHER,5 1 U207605~

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Page 5
TBC-420PF
MUFFLER, COVER & CLUTCH • FIGURE 4
86

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Page 6
TBC-420PF
MUFFLER, COVER & CLUTCH • FIGURE 4
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
4-1 7380440A21 PROTECTOR,MUFFLER 1
4-3 99461050124 BOLT,HEX,5X12S 1
4-4 99461050164 BOLT,HEX,5X16,S 1 ~U207604
4-5 99053060653 SCREW,HEX,6X65 2
4-6 99201060011 WASHER,6 2
4-7 7040440090 SET,MUFFLER 1 Includes gasket (#14), not heat shield (#16)
4-8 99201050061 WASHER,5 2 ~U207604
4-8 99201050061 WASHER,5 1 U207605~
4-10 7210440020 PIPE,TAIL 1
4-11 99434040081 SCREW,4X8/S 1
4-13 7320440020 ARRESTER,SPARK 1
4-14 73704230200 GASKET,MUFFLER 1
4-16 1330440020 SHIELD,HEAT 1
4-23 99463050204 BOLT, HEX 5X20 4 ~U207604
4-23 99463050204 BOLT, HEX 5X20 3 U207605~
4-24 2030604A202 GROMMET 1
4-25 99461050254 BOLT,HEX HOLE,5X25S 2 U207605~
4-26 99201050061 WASHER,5 2 U207605~
4-81 35910112203 WASHER,CLUTCH B 2
4-82 2900420081 SHOE,CLUTCH 2
4-83 34204200200 SPRING,CLUTCH 1
4-84 99204100030 WASHER,WAVE,10 2
4-85 35704201200 BOLT,CLUTCH STEP 2

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Page 7
TBC-420PF
RECOIL STARTER • FIGURE 5
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
5-0 7620422090 STARTER,RECOIL ASSY 1
5-1 7720422080 BODY,RECOIL STARTER 1
5-2 7690422020 REEL,STARTER ROPE 1
5-3 7790422020 SPRING,RECOIL 1
5-9 7830422020 ROPE,STARTER 1
5-12 8350422020 CAP,HANDLE 1
5-14 7850422020 HANDLE,STARTER 1
5-17 8390422020 SCREW,SET 1

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Page 8
TBC-420PF
CARBURETOR • FIGURE 6
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
6-0 4550440090 SET,CARBURETOR 1 Includes gasket
6-1 51425100200 SCREW,THROTTLE SET 1
6-4 54425164200 STAY,ADJUST,CABLE 1
6-5 53925120200 SWIVEL 1
6-6 5492516520 WASHER,THRUST 1
6-7 48925100200 RING,STOP 1
6-9 61425137200 ADJUSTER,CABLE 1
6-10 55025100200 O-RING 1
6-11 5992001W440 MAIN JET #44 1
6-12 99101060013 NUT,6 1
6-13 ~ ~ ~ GASKET,PUMP 1 ~ Contained in Carb Repair Kit
6-14 ~ ~ ~ DIAPHRAGM,PUMP 1 P/N 650-25124-900
6-17 57825007200 SCREEN,INLET 1 (Not available individually)
6-18 5752515380 BODY,PUMP 1
6-19 ~ ~ ~ GASKET,DIAPHRAGM 1
6-20 ~ ~ ~ DIAPHRAGM,METERING 1
6-21 4762515120 COVER,DIAPHRAGM 1
6-22 5482515120 SCREW,SET 4
6-24 4310634C200 GASKET,CLEANER 1
6-25 4422515180 PUMP,PRIMING 1
6-26 44725108200 BULB,PRIMING 1

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Page 9
TBC-420PF
CLUTCH CASE • FIGURE 7
Units after S/N W032375
9
6
9
12
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
7-1 2890430080 SHAFT,CLUTCH 1
7-2 99961620202 BEARING,BALL,#6202Z 2
7-3 99350015002 RING,STOP,C-15 EX 1
7-4 3310430020 CASE,CLUTCH 1
7-5 99191050001 NUT,5 1 S/N ~W032374
7-6 99074045164 SCREW,TAPPING 4.5x16 1 S/N ~W032374
7-6 99051050163 BOLT,HEX,5X16 1 S/N W032375~
7-9 5990430020 RUBBER,CUSHION 1
7-11 99053060203 BOLT,HEX,6X20 4
7-12 99054050253 BOLT,HEX 5x25 1
7-15 3600430020 HOLDER,PIPE 1 S/N ~W032374
7-15 3600430021 HOLDER,PIPE 1 S/N W032375~
7-20 0960430020 COLLAR 6.3x18 1 S/N ~W032374
7-26 99201050061 WASHER,5 1 S/N W032375~
7-28 3610099020 HOLDER,PIPE 1 S/N W032375~

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Page 10
TBC-420PF
THROTTLE LEVER, HANDLE, DRIVE SHAFT • FIGURE 8

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Page 11
TBC-420PF
THROTTLE LEVER, HANDLE, DRIVE SHAFT • FIGURE 8
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
8-1 3433785020 SHAFT,DRIVE 1
8-2 3413810080 PIPE,DRIVE SHAFT 1 ~Y138700
8-2 3413785080 SHAFT,DRIVE 1 Y138701~
8-3 3473785090 BUSHING ASS'Y 5
8-9 8853713480 WIRE,THROTTLE 1
8-10 99311052012 SCREW,TAPPING 5X20 1
8-11 36832350200 WASHER,BRAKE SHAFT 1
8-16 5033738E20 GRIP,HANDLE 1
8-17 99423060432 BOLT,6X43 2
8-18 5003738E20 HANDLE,FRONT 1
8-19 5203339820 BAR,BARRIER 26mm 1
8-22 99101060041 NUT,6 2
8-25 8703738F90 LEVER,THROTTLE ASS'Y 1
8-26 1623710120 SWITCH,STOP 1
8-27 99342030081 SCREW,TAPPING,3X8 3
8-28 25937101200 BASE,STOP SWITCH 1
8-29 26237101200 SPRING,STOP SWITCH 1
8-30 17737101200 TERMINAL,EARTH B 1
8-31 17637101200 TERMINAL,EARTH A 1
8-32 3153334020 NUT,SPECIAL 5MM 2
8-33 99355060001 RING,STOP,6 1
8-34 83237101200 SPRING,RETURN 1
8-35 88037101200 LEVER,THROTTLE 1
8-36 99431050201 SCREW,5X20 2
8-37 85337101200 SHAFT,LOCK BUTTON 1
8-38 95837101200 SPRING,LOCK,BUTTON 1
8-39 95637101200 BUTTON,LOCK 1
8-40 2603334020 BODY,STOP BUTTON,B 1
8-41 1783739480 CORD,STOP 430mm 2
8-47 1640702101 TUBE,PROTECTION,7X210 1
8-49 50437003200 GRIP,SHAFT 1
8-51 99001050001 R-B 99101050001 NUT,5 1
8-53 33533410200 R-B 33533682200 METAL 1
8-54 99461050164 BOLT,HEX,5X16,S 1
8-56 746291 SHOULDER HARNESS ASSY 1

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Page 12
TBC-420PF
GEAR CASE, SAFETY GUARD • FIGURE 9

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Page 13
TBC-420PF
GEAR CASE, SAFETY GUARD • FIGURE 9
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
9-1-1 3003713490 CASE,GEAR ASS'Y 1 ~U207604
9-1 3003758790 CASE,GEAR ASS'Y,(26mm) 1 U207605~
9-2 99461050254 BOLT,HEX HOLE,5X25S 2
9-4 99351024002 RING,STOP,C-24,IN 1
9-5 99350009002 RING,STOP,C9 1
9-6 99961609002 BEARING,BALL,#609Z 1
9-7 99961609000 BEARING,BALL,#609 1
9-9 3003330B20 CASE,GEAR 1
9-11 99051050103 BOLT,HEX.HOLE,5X10 1
9-12 99423080100 BOLT,8X10 1
9-13 99961628000 BEARING,BALL,#628 1
9-15-1 3043713420 SHAFT,GEAR 1 ~U207604
9-15 3043810020 SHAFT,GEAR 1 U207605~
9-16 99961620103 BEARING,BALL #6201D 1
9-17 99351032002 RING,STOP,C-32 IN 1
9-18 3103810020 HOLDER,CUTTER 1
9-19 3113785020 CAP,CUTTER HOLDER 1
9-21-1 31633410200 PROTECTOR,BOLT 1 ~U207604
9-21 3083786120 COVER,BOLT PROTECTOR 1 U207605~
9-22-1 3123338620 BOLT,FIXING,L.H.,FLANGED 1 ~U207604
9-22 3133833220 NUT,FIXING L.H.,10X1.25 1 U207605~
9-23 3243735020 WASHER,GEAR CASE 1
9-25 0673713420 WASHER,SPECIAL 1
9-26 99481060254 SCREW,HEX HOLE 6X25 2
9-28 4423369921 BRACKET 1
9-29 4413810020 COVER,SAFETY 1 ~Y138700
9-29 4413738020 GUARD,SAFETY 1 Y138701~
9-30 4453738020 HOLDER,GUARD 1
9-31 4473810020 COVER,GUARD 1 ~Y138700
9-31 4473738020 EXTENSION,GUARD 1 Y138701~
9-32 7973738021 LIMITER,LINE 1
9-34 99414050121 SCREW,S,5X12 1
9-35 3013713400 SET,GEAR PINION 1
9-36 99101050011 NUT,5 1
9-40 3073810020 PROTECTOR,WINDING 1
9-45 3273718090 PIN,COTTER 2X20 (10 PACK) 1 U207605~

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Page 14
TBC-420PF
NYLON HEAD, TOOLS • FIGURE 10
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
10-0 7833384090 HEAD,BRAIN,(TH-97L) 1 ~U207604
10-0 7833384290 HEAD,BRAIN (TH-97LN) 1 U207605~
10-1 7863384090 BODY,TH-97L,LN 1
10-2 7883367021 EYELET 2
10-4 7853384020 BASE,ADJUSTMENT TH97L 1
10-5 7933391020 SPRING,REEL,SILVER 1
10-6 79233004200 WASHER,REEL 1
10-7 7873384020 REEL,TH97L 1
10-8 6733560020 BALL,STEEL 3
10-9 7903381020 SLIDER,REEL 1
10-10 7893384020 CAP,BODY,TH-97L 1
10-11 3143367020 BOLT,8X1.25 LH GOLD 1 ~U207604
10-12 31533970200 NUT,AQUA,10X1.25,LH 1 U207605~
10-30 81320000200 WRENCH,HEX,4 1
10-31 8262000080 SPANNER,COMBI,17X19 1

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Page 15
TBC-420PF
DECALS • FIGURE 11
ITEM PART NUMBER DESCRIPTION QTY COMMENTS
11-1 9290440020 DECAL,SYMBOL(PF) 1
11-2 9064810020 PLATE,NAME,TBC-420PF 1
11-4 91505015200 DECAL,SYMBOL 1 V244131~
11-4 91505015200 DECAL,SYMBOL 1 ~Y138700
11-5 95137503200 DECAL,PRO-FORCE B 1 ~U207604
11-7 9293810020 DECAL,SYMBOL,PF 1
11-10 9193782020 DECAL,CAUTION A 1
11-18 9233728620 DECAL,LEVEL 1
11-26 9233738F20 DECAL,LEVEL 1