Instruction/ maintenance manual of the product 600 Troy-Bilt
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MTD LL C, P .O . BO X 36 1 1 3 1 CLEVEL AND, OHIO 44 1 36 - 001 9 Printed In US A I l l u st r a t ed P a rts M a nu a l 6 0 0 -Se ri es S now Th rowe r s Form No .
Thank you fo r purchasing an MTD Sn ow Thrower . It was care fully engineered to pro vide excellent per formance when properly ope rated and mainta ined. All inform ation in this manual is relative to the m ost recent produ ct info rmation availabl e at the time of pr inting.
3 B- St yle Panel Re f. Part Number Description 1 710 - 0 4 4 8 4 T apti te Screw , 5/ 1 6 - 1 8 x .750 2 6 31 - 0 413 3 A Clutch Lock Han dle Asse mbly , LH — 6 31 - 0 413 4 B Clutch Lock H andle A.
A A 4 E / F- St yle Pan el 32 2 25 13 6 30 36 12 8 35 28 22 7 16 11 33 26 38 24 9 17 18 34 11 14 23 37 1 4 27 3 21 5 10 15 31 29 19 20.
5 E / F- St yle Pan el Re f. Part Number Description 1 710 - 0 4 4 8 4 T apti te Screw , 5/ 1 6 - 1 8 x .750 2 6 31 - 0 413 3 A Clutch Lock Han dle Asse mbly , LH — 6 31 - 0 413 4 B Clutch Lock H an.
6 K /L - St yle Panel 31 2 27 25 30 35 13 7 12 29 14 34 32 24 8 36 33 19 26 10 21 15 9 3 18 1 5 28 20 4 23 6 11 17 40 37 38 39 16 22.
7 K /L - St yle Panel Re f. Part Number Description 1 710 - 0 4 4 8 4 Screw, T a ptite, 5 /1 6 - 1 8 x .7 50 2 6 31 - 0 413 4 B Clutch Lock , RH — 6 31 - 0 413 3 A Clutch Lock , LH 3 93 1- 05 34 8A .
8 N /P /Q - St y l e Pa n e l 31 2 27 25 30 35 13 7 12 29 14 34 32 24 8 36 33 19 26 10 20 15 9 3 18 1 5 28 21 4 23 6 11 17 40 37 38 39 16 22.
9 N /P /Q - St y l e Pa n e l Re f. Part Number Description 1 710 - 0 4 4 8 4 Screw, T a ptite, 5 /1 6 - 1 8 x .7 50 2 6 31 - 0 413 4 B Clutch Lock , RH — 6 31 - 0 413 3 A Clutch Lock , LH 3 9 31 - .
Auge r & Auger Housing 58 53 45 49 57 20 3 7 1 28 26 13 6 44 46 48 56 52 54 50 38 12 34 32 32 22 19 10 21 37 27 4 5 5 11 16 7 4 29 6 6 30 43 39 39 17 40 42 31 31 14 9 6 18 41 8 23 36 36 33* 51 55 .
11 Auge r & Auger Housing Re f. Part Number Description 1 7 31-2 6 3 5 Cleanout T o ol Mount 2 6 8 4 - 0 4 0 5 7A Impeller Assembly , 1 2" 3 710 - 03 47 Hex S crew , 3 ⁄ 8 - 16 x 1 .75 4 710 - 0 4 4 8 4 Hex Washer Sc rew , 5 ⁄ 1 6 - 1 8 x .
10 16 21 7 22 12 9 11 14 36 33 1 17 23 8 4 3 15 20 13 18 5 6 43 19 2 38 27 26 37 35 24 31 30 34 32 28 29 25 43 46 2 41 39 42 40 47 48 44 45 49 51 50 12 2 - W ay & 4- W a y Ex tended Ch ute.
† Not Shown 13 2 - W ay & 4- W a y Ex tended Ch ute Re f. Part Number Description 1 6 8 4 - 0 431 0 A Chute Suppor t Bra cket (lrg. blo ck) — 6 8 4 - 0 4 3 11 A Chute Suppo rt B racket (small block ) 2 7 5 3 - 0 6151 Chu te Control, 4 -Wa y — 7 5 3 - 0 615 4 Chute Control, 2-W ay 3 71 0 - 0262 Bolt, Carr iage, 5/ 1 6 - 1 8 x 1 .
21 6 10 11 5 3 18 20 16 23 19 2 13 14 24 12 1 17 9 22 4 8 7 15 1 34 35 29 31 32 27 25 26 30 33 28 31 36 14 Ex t ende d Chute ( Crank).
15 Ex tended Ch ute ( Crank ) Re f. Part Number Description 1 918 - 0 49 3 3 Chute Rotation G ear Box 2 6 8 4 - 0 431 0 A Chute Suppor t Bra cket (lrg. blo ck) — 6 8 4 - 0 4 3 11 A Chute Suppor t Bra cket (small block) 3 710 - 0 4 071 Car riage Bo lt, 5 ⁄ 16- 1 8 x 1 .
16 2 - W ay Ex te nded Chut e 24 6 3 34 40 41 39 36 39 35 43 37 1 32 42 41 33 38 40 18 22 21 2 15 14 17 29 25 19 20 11 31 16 1 26 12 7 27 4 5 9 8 10 13 23 30 28.
17 2 - W ay Ex te nded Chut e Re f. Part Number Description 1 918 - 0 49 3 3 Chute Rotation G earbox 2 6 8 4 - 0 4 3 11 A Chute Suppo rt B racket 3 9 8 4 - 0 432 5A Chute Control, 2-Wa y 4 71 0 - 0262 Bolt, Carr iage, 5/ 1 6 - 1 8 x 1 . 50 5 710 - 0 4 071 Bo lt, Carr ier , 5/ 1 6 - 1 8 x 1 .
18 S tan dard 2 -W ay Chute 3 1 8 4 12 23 14 13 16 20 5 27 29 17 13 11 14 28 10 26 9 12 2 15 24 21 28 18 19 7 5 6 22 25 13 12 3 29 5.
19 S tan dard 2 -W ay Chute Re f. Part Number Description 1 6 31- 0 4131B Lower Chute Assembl y 2 7 3 1 - 0 4 912 B Lower Chute 3 710 - 0 4 071 Car riage Bo lt, 5 ⁄ 16- 1 8 x 1 .
20 Drive S ys te m Engin e Shown For Reference Only 5 23 22 43 33 54 66 66 60 67 67 59 53 45 42 62 55 46 72 7 17 1 34 29 40 69 4 11 56 2 83 84 57 18 35 31 47 65 85 44 82 73 71 70 48 50 61 68 28 36 74 .
21 Drive S ys te m Re f. Part Number Description 1 65 6 - 0 4 0 55 Disc Assembly , F riction Wheel 2 6 8 4 - 0 415 3 Frictio n Whee l Assemb ly , 5.5 O D 3 6 8 4 - 0 415 4 B Fric tion Whe el Suppo rt Br acket 4 6 8 4 - 0 415 6 A Rod Shif t A ssembly 5 710 - 0 6 2 7 Hex He ad Screw, 5 /1 6 - 24 x .
22 Drive S ys te m Re f. Part Number Description 74 738- 0 4 164A Frictio n Disc Bearin g Pin 75 741 - 0 4 0 9 8 Ball Bear ing, 30 x 55 x 1 3 76 618 - 0 0 6 3 A Bearing Assembly 77 710 - 0 8 9 6 Screw , 1 /4- 1 4 x . 625 78 935 - 0 40 54 Fric tion Wheel Rubb er 79 7 9 0 - 0 0 174 Fric tion Whe el Plate 80 73 1-0 4 873 Spacer , 1 .
23 N otes.
24 2 70- SU A Muf f l er Assembly Re f. Part Number Description 19 9 5 1 - 112 8 2 Mu er Assembly 20 710 - 0 5 0 01 Muer Stud 20 9 51 -1419 0 Muer Stud K it 21 9 5 1 - 112 8 9 Muer G asket.
25 2 7 0 - SU A C arburetor Assembly Re f. Part Number Description 25 710 - 0 4 9 39 Stud- C arb 26 710 - 0 4 910 Stud - M6 X 105 27 9 5 1 - 115 6 7 G asket- Car b Insulator 28 9 5 1 - 11 8 9 6 Carbur.
26 27 0 - SUA C ra nkc a s e Re f. Part Number Description 50 9 5 1 - 12 111 Piston Ri ng Se t 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 5 1 -12 0 0 7 Piston 53 9 5 1 - 11 6 3 3 Piston Pin 54 7 1.
27 27 0 - SUA C ra nkc a s e Re f. Part Number Description 50 9 5 1 - 12 111 Piston Ri ng Se t 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 5 1 -12 0 0 7 Piston 53 9 5 1 - 11 6 3 3 Piston Pin 54 7 1.
28 2 70- SU A Fue l T ank & Moun ting Re f. Part Number Description 94 9 51-1075 8 T hrottle Control A ssembly 95 710 - 0 510 3 Bolt-M6 X 1 2 96 9 5 1 - 111 0 8 Shield - Gover nor 97 9 51 -1 19 3 .
29 2 70- SU A Fly wheel & B low er Hous ing Re f. Part Number Description 80 9 51-10 6 4 6 Ignitio n Coil 81 9 5 1 - 1111 0 Shield - A ir Flow 82 710 - 0 4 9 4 0 Bolt 83 7 10 - 0 4 9 19 Bolt - Flang e M6 84 9 5 1 -12 41 6 Flywheel 85 9 51-10 93 4 Cooling F an 86 9 51-10 91 1 St a r te r Cup Re f.
30 2 7 0 - SU A C y linder Head 48 49 46 46 45 45 47 47 44 15 18 15 15 15 14 13 13 12 5 11 7 8 9 10 7 8 6 9 10 16 17 2 4 129 131 - Gasket Kit-Complete 132 -G asket Kit-External 133 - Complete Engine 1.
31 2 7 0 - SU A C y linder Head Re f. Part Number Description 1 710 - 0 4 9 6 8 Flange Bolt M 6 2 9 51-1 10 5 4 A Valve Cover 3a 7 31- 0 7 0 5 9 Hose -B reather 3b 7 2 6 - 0 410 1 Clamp- Breather H os.
32 2 7 0 - SU A Engine Shroud Re f. Part Number Description 34 9 51-10 6 3 4 Shroud -Engine 35 7 12 - 0 4 213 Nut 36 9 5 1 - 112 8 4 Choke Knob 37 9 51-1075 7 Throt tle Kno b 39 9 51-10 6 37 Switch- I.
33 2 7 0 -S U A S t a r t e r Re f. Part Number Description 11 8 7 10 - 0 4 9 14 Bolt - Flange M6 11 9 9 5 1 - 11 6 8 0 Flexible Clamp 12 0 9 5 1 - 1111 4 Br acket - Switch Housing Mount 121 7 12 - 0 .
34 2 6 5- SU A Muf f ler Assembly Re f. Part Number Description 19 9 5 1 - 112 8 2 Mu er Assembly 20 710 - 0 5 0 01 Stud M8×36 20 75 1 -1419 0 Mu er Stud Kit 21 9 5 1 - 112 8 9 Ex haust Pipe Ga.
35 2 65 - SU A Carb uretor Assembly Re f. Part Number Description 25 710 - 0 4 9 39 S t u d M 6 × 11 7 26 710 - 0 4 910 S t u d M 6 ×10 5 27 9 5 1 - 115 6 7 C arbu retor I nsulator G asket 28 9 5 1 .
36 265- SUA Cr an kc as e Re f. Part Number Description 50 9 5 1 - 11 6 8 8 Pisto n Ring Set 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 51 -1 19 0 0 Piston 53 9 51 -1 19 01 Pis ton Pi n 54 7 10 - .
37 265- SUA Cr an kc as e Re f. Part Number Description 50 9 5 1 - 11 6 8 8 Pisto n Ring Set 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 51 -1 19 0 0 Piston 53 9 51 -1 19 01 Pis ton Pi n 54 7 10 - .
38 2 6 5- SU A Fu el T ank & Moun ting Re f. Part Number Description 95 9 51-1075 8 Prim er Bracket 96 710 - 0 510 3 B o l t M 6 ×12 97 9 5 1 - 111 0 8 Governor S ystem Shield 98 9 51 -1 19 3 5 G.
39 2 6 5- SU A Flywheel & Blow er Housing Re f. Part Number Description 80 9 51-10 6 4 6 Ignitio n Coil Assembly 81 9 5 1 - 1111 0 Air Flow Shield 82 710 - 0 4 9 4 0 B o l t M 6 ×10 83 7 10 - 0 4 9 19 Bo l t M6× 25 85 9 5 1 -12 41 6 Flywheel 86 9 51-10 93 4 Cooling F an 87 9 51-10 91 1 St a r te r Cup Re f.
40 2 65- SU A C ylin der Head 48 49 46 46 45 45 47 47 44 15 18 15 15 15 14 13 13 12 5 11 7 8 9 10 7 8 6 9 10 16 17 2 4 130 132 - Gasket Kit-Complete 133 -G asket Kit-External 134 - Complete Engine 1 1.
41 2 65- SU A C ylin der Head Re f. Part Number Description 1 710 - 0 4 9 6 8 B o l t M 6 ×16 2 9 51-1 10 5 4 A Valve Cover 3a 7 31- 0 7 0 5 9 Breather Hose 3b 7 2 6 - 0 410 1 Breather Hose Clamp 4 9.
42 2 65 - SU A Engine Shroud Re f. Part Number Description 34 9 51-10 6 3 4 Air Cleaner Housing 35 7 12 - 0 4 213 Nut 36 9 5 1 - 112 8 4 Choke Knob 37 9 51-1075 7 Throt tle Control Kn ob 39 9 51-10 6 .
43 2 6 5 -S U A S t a r t e r Re f. Part Number Description 11 9 71 0 - 0 4 914 B o l t M 6 ×10 12 0 9 5 1 - 11 6 8 0 Wire Clip 121 9 5 1 - 1111 4 Switch Ho using Mounting Br acket 12 2 7 12 - 0 5 0 .
44 4 7 8- SU B Muf f ler & C ontrols Re f. Part Number Description 1 7 10 - 0 4 9 15 Bolt, M6 × 1 2 2 9 5 1 - 111 9 4 Mu er Shield 3 7 10 - 0 4 9 15 B o l t M 6 × 12 4 9 51-1075 7 Throt tle C.
45 4 78 - SUB Carburetor Re f. Part Number Description 12 9 7 10 - 0 4 9 6 3 S t u d M 6 - 8 ×10 4 13 0 9 5 1 - 11 2 2 5 C arbu retor Ins ulator G asket 131 95 1- 1 1 222 Car bure tor Insulato r 13 2.
46 4 78- SUB C ra nkc a s e Re f. Part Number Description 40 9 5 1 -12 0 6 6 Connec ting Rod Assembly 41 9 5 1 -12 0 4 3 Piston 42 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 43 9 5 1 -12 0 4 4 Pisto n Pin.
47 4 78- SUB C ra nkc a s e Re f. Part Number Description 40 9 5 1 -12 0 6 6 Connec ting Rod Assembly 41 9 5 1 -12 0 4 3 Piston 42 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 43 9 5 1 -12 0 4 4 Pisto n Pin.
48 4 7 8- SU B F uel T ank & Mount ing Re f. Part Number Description 16 9 5 1 -12 5 3 3 Fuel Ca p Assembly 17 9 51 -1 19 3 3 Fuel L evel Ind icator 18 710 - 0 4 9 70 Bolt M8×20 19 7 5 0 - 0 5 3 1.
49 4 7 8- SU B S tar ting S ystem & Blo wer Hous ing Re f. Part Number Description 45 710 - 0 4 9 65 B o l t M 4 ×55 46 9 5 1 - 111 9 6 Elec tric Starter 47 710 - 0 4 9 67 Bolt M8 ×55 82 9 5 1 -.
50 4 78- SUB C yli nder Head Re f. Part Number Description 101 9 5 1 - 111 9 8 Va lv e K i t 10 3 9 51 -1 19 62 Ta p p e t 10 4 9 5 1 - 111 9 9 Push Rod Ki t 10 5 9 5 1 - 112 2 6 C ylin der Head K it ( I n c l . 1 0 7, 111 , 11 2 , 1 2 5 ) 9 5 1 - 111 8 8 C ylin der Head A ssembl y ( I n c l .
51 4 78- SUB C yli nder Head Re f. Part Number Description 101 9 5 1 - 111 9 8 Va lv e K i t 10 3 9 51 -1 19 62 Ta p p e t 10 4 9 5 1 - 111 9 9 Push Rod Ki t 10 5 9 5 1 - 112 2 6 C ylin der Head K it ( I n c l . 1 0 7, 111 , 11 2 , 1 2 5 ) 9 5 1 - 111 8 8 C ylin der Head A ssembl y ( I n c l .
52 3 7 0- SUC M uf f l er & Air Hous ing Re f. Part Number Description 19 9 5 1 - 112 8 2 Mu er Assembly 20 710 - 0 5 0 01 Stud M8×36 20 75 1 -1419 0 Muer Stud 21 9 5 1 - 112 8 9 Ex haust P.
53 3 70- SUC C ylind er Head Re f. Part Number Description 1 710 - 0 4 9 6 8 B o l t M 6 ×16 2 9 51-1 10 5 4 A Valve Cover 3a 7 31- 0 7 0 5 9 Breather Hose 3b 7 2 6 - 0 410 1 Hose Clamp 4 9 5 1 - 115.
54 3 70 - SUC Cr an kc a se Re f. Part Number Description 50 9 5 1 - 12 111 Piston Ri ng Se t 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 5 1 -12 0 0 7 Piston 53 9 5 1 - 11 6 3 3 Piston Pin 54 7 10.
55 3 70 - SUC Cr an kc a se Re f. Part Number Description 50 9 5 1 - 12 111 Piston Ri ng Se t 51 9 5 1 - 11 6 3 2 Pi ston Pin Snap Ring 52 9 5 1 -12 0 0 7 Piston 53 9 5 1 - 11 6 3 3 Piston Pin 54 7 10.
56 3 7 0 - SU C Starter Assemb ly & Blow er Housing Re f. Part Number Description 80 9 51-10 6 4 6 Ignitio n Coil Assembly 81 9 5 1 - 1111 0 Air Flow Shield 82 710 - 0 4 9 4 0 B o l t M 6 ×10 83 .
57 3 7 0- SUC F uel T ank & Mou nting Re f. Part Number Description 95 9 51-1075 8 T hrottle Br acket 96 710 - 0 510 3 B o l t M 6 ×12 97 9 5 1 - 111 0 8 Governor Li nkage Shield 98 9 51 -1 19 3 .
58 3 7 0 - SU C Carburetor Re f. Part Number Description 25 710 - 0 4 9 39 S t u d M 6 × 11 7 26 710 - 0 4 910 S t u d M 6 ×10 5 27 9 5 1 - 115 6 7 C arbu retor I nsulator G asket 28 9 5 1 - 11 8 9 .
59 3 7 0 - SU C Carburetor Re f. Part Number Description 25 710 - 0 4 9 39 S t u d M 6 × 11 7 26 710 - 0 4 910 S t u d M 6 ×10 5 27 9 5 1 - 115 6 7 C arbu retor I nsulator G asket 28 9 5 1 - 11 8 9 .
60 483 - SU B Muf f ler & C ontrols Re f. Part Number Description 1 7 10 - 0 4 9 15 B o l t M 6 × 12 2 9 5 1 - 113 3 9 Mue r Shield 3 7 10 - 0 4 9 15 B o l t M 6 × 12 4 9 51-1075 7 Throt tle .
61 483 - SUB Carburetor Re f. Part Number Description 12 9 7 10 - 05 39 2 Stud M6 - 8× 1 00 13 0 71 0 - 05056 Stud M6 - 8× 1 1 8 131 9 5 1 - 11 3 1 5 Carbure tor Intake Gasket 13 2 9 5 1 - 113 1 6 C.
62 4 83- SUB Cr an kc a se Re f. Part Number Description 40 9 51 -1 19 5 1 Connecting Rod Assembly 41 9 51 -1 19 5 2 Pis ton 42 9 51 -1 19 5 3 Piston Pin Snap Ring 43 9 51 -1 19 5 4 Pisto n Pin 44 9 5.
63 4 83- SUB Cr an kc a se Re f. Part Number Description 40 9 51 -1 19 5 1 Connecting Rod Assembly 41 9 51 -1 19 5 2 Pis ton 42 9 51 -1 19 5 3 Piston Pin Snap Ring 43 9 51 -1 19 5 4 Pisto n Pin 44 9 5.
64 483 - SU B F uel T ank & Mount ing Re f. Part Number Description 16 9 5 1 -12 5 3 3 Fuel Ca p Assembly 17 9 51 -1 19 3 3 Fuel L evel Ind icator 18 710 - 0 4 9 70 Bolt M8×20 19 7 5 0 - 0 5 3 12.
65 483 - SUB S t ar ter Assembly & Blow er Housing Re f. Part Number Description 45 710 - 0 4 9 65 Screw M 4 X 5 5 46 9 5 1 - 111 9 6 Elec tric Starter 47 710 - 0 4 9 67 Bolt M8 ×55 82 9 5 1 - 11.
66 483- SUB C ylin der Head Re f. Part Number Description 10 0 9 5 1 - 11 3 3 7 Va l ve K i t 101 9 5 1 - 11 3 3 7 Val ve K it 102 9 5 1 -1 19 6 2 Ta p p e t 10 3 9 5 1 -11 3 3 5 Push Rod Kit 10 4 9 51- 12555 C ylind er Head K it ( I n c .10 6 ,1 10 -1 12 ,12 5 ) 9 5 1 - 113 2 9 B C yli nder Hea d Assemb ly ( I n c .
67 483- SUB C ylin der Head Re f. Part Number Description 10 0 9 5 1 - 11 3 3 7 Va l ve K i t 101 9 5 1 - 11 3 3 7 Val ve K it 102 9 5 1 -1 19 6 2 Ta p p e t 10 3 9 5 1 -11 3 3 5 Push Rod Kit 10 4 9 51- 12555 C ylind er Head K it ( I n c .10 6 ,1 10 -1 12 ,12 5 ) 9 5 1 - 113 2 9 B C yli nder Hea d Assemb ly ( I n c .
MTD LL C, P .O . BO X 36 1 1 3 1 CLEVEL AND, OHIO 44 1 36 - 001 9 T o order replacement par ts or locate your nearest ser vice dealer call a Customer Suppor t at ( 800) 800- 73 1 0. or visit ww w .mtdproduct s. com to find the nearest authorized dealer in y our area.
An important point after buying a device Troy-Bilt 600 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Troy-Bilt 600 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Troy-Bilt 600 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Troy-Bilt 600 you will learn all the available features of the product, as well as information on its operation. The information that you get Troy-Bilt 600 will certainly help you make a decision on the purchase.
If you already are a holder of Troy-Bilt 600, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Troy-Bilt 600.
However, one of the most important roles played by the user manual is to help in solving problems with Troy-Bilt 600. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Troy-Bilt 600 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
