2003 Ski Doo Service Manual Free Download UPDATED

2003 Ski Doo Service Manual Free Download

DOWNLOAD SNOWMOBILE REPAIR MANUALS INSTANTLY

Select Your Make Snowmobile To Download Service Transmission

The service manual downloads for the above listed brands describes the service procedures for the complete snowmobile vehicle. Follow the Maintenance Schedule recommendations to ensure that thesnowmobile is in pinnacle operating condition. Performing the scheduled maintenance is very of import. It compensates for the initial wearable that occurs during the life of the snowmobile.

All capacity in the Polaris, Arctic Cat & Yamaha service manuals apply to the whole vehicle and illustrates procedures for removal & installation of components that are in detailed stride-by-pace fashion.

Most all service transmission capacity offset with an assembly or system analogy, diagrams, exploded parts view, quality pictures, service information and troubleshooting for the section. The subsequent pages requite detailed procedures. If you don't know the source of the problem, become to the troubleshooting folio for a list of causes and effects to decide the problem.

Beneath is a typical outline of contents you will discover in a snowmobile service manual. Annotation: subjects volition differ depending on brand, year and mode snowmobile.

Chapter one Full general Information MACHINE IDENTIFICATION FRAME SERIAL NUMBER ENGINE Serial NUMBER IMPORTANT INFORMATION PREPARATION FOR REMOVAL AND DISASSEMBLYALL REPLACEMENT PARTS GASKETS, OIL SEALS, AND O-RINGS LOCK WASHERS/PLATES AND COTTER PINS BEARINGS AND OIL SEALS CIRCLIPS LOCTITE SPECIAL TOOLS FOR TUNE Upwardly FOR ENGINE SERVICE FOR POWER Train SERVICE FOR CARBURETION SERVICE FOR ELECTRICAL SERVICE CHAPTER 2. PERIODIC INSPECTION AND ADJUSTMENT INTRODUCTION PERIODIC MAINTENANCE Table ENGINE SPARK PLUGS FUEL LINE INSPECTION COOLING SYSTEM VALVE CLEARANCE ADJUSTMENT CARBURETOR SYNCHRONIZATION ENGINE IDLE SPEED ADJUSTMENT THROTTLE Cablevision Free PLAY Adjustment THROTTLE OVERRIDE System CHECK Pinch Force per unit area MEASUREMENT ENGINE OIL LEVEL INSPECTION ENGINE OIL REPLACEMENT CRANKCASE Sabbatical HOSE INSPECTION CABURETOR JOINTS INSPECTION EXHAUST Organisation INSPECTION POWER TRAIN SHEAVE OFFSET ADJUSTMENT Drive Five-Belt Date SPEED CHECK PARKING Restriction ADJUSTMENT Brake LEVER Adjustment BRAKE FLUID LEVEL INSPECTION Restriction PAD INSPECTION BRAKE HOSE INSPECTION AIR BLEEDING (HYDRAULIC BRAKE Organization) DRIVE CHAIN Rail TENSION Aligning SLIDE RUNNER INSPECTION MAXIMIZING DRIVE TRACK LIFE CHASSIS SKI/SKI RUNNER STEERING SYSTEM LUBRICATION ELECTRICAL HEADLIGHT Beam ADJUSTMENT Bombardment INSPECTION FUSE INSPECTION SPEEDOMETER Unit INSPECTION TUNING CARBURETOR TUNING CLUTCH GEAR Choice High ALTITUDE TUNING Forepart Break REAR SUSPENSION CHAPTER iii. CHASSIS STEERING SKI Front end Intermission Handling NOTES CHAPTER four. Ability TRAIN Main SHEAVE AND DRIVE V-Belt SECONDARY SHEAVE DRIVE Concatenation HOUSING WITHOUT Reverse MODEL WITH REVERSE MODEL SECONDARYSHAFT SECONDARYSHAFT, DRIVE CHAIN HOUSING BRAKE Brake PAD REPLACEMENT BRAKE CALIPER DISASSEMBLY Restriction CALIPER INSPECTION AND REPAIR Brake CALIPER Associates BRAKE CALIPER INSTALLATION Brake MASTER CYLINDER ASSEMBLY SLIDE Rails SUSPENSION FRONT Axle AND TRACK

CHAPTER 5. ENGINE SEAT AND FUEL TANK EXHAUST PIPE AND MUFFLER ENGINE Assembly CAMSHAFTS CYLINDER Caput VALVES AND VALVE SPRINGS A.C. MAGNETO AND STARTER CLUTCH OIL PAN AND OIL PUMP CRANKCASE Affiliate vi. COOLING Organisation HEAT EXCHANGER THERMOSTAT WATER PUMP CHAPTER vii. CARBURETION OR EFI CARBURETORS FUEL LEBEL Adjustment THROTTLE POSITION SENSOR FUEL PUMP Chapter 8. ELECTRICAL SWITCH INSPECTION SWITCH INSPECTION INSPECTING A SWITCH SHOWN IN THE MANUAL IGNITION System CIRCUIT DIAGRAM TROUBLESHOOTING A.C. MAGNETO SPARK PLUG IGNITION SPARK GAP IGNITION COIL THROTTLE OVERRIDE Arrangement (T.O.R.S.) HANDLEBAR SWITCH (Right) CARBURETOR SWITCH MAIN SWITCH MAIN RELAY ELECTRICAL STARTING System Circuit DIAGRAM TROUBLESHOOTING Primary SWITCH STARTER MOTOR CHARGING Arrangement Excursion DIAGRAM TROUBLESHOOTING Battery STATOR Coil LIGHTING SYSTEM CIRCUIT DIAGRAM TROUBLESHOOTING Bulb(S) HEADLIGHT BEAM SWITCH HEADLIGHT RELAY

POLARIS SNOWMOBILE SERVICE MANUALS Available:

1972-1987 Polaris snowmobile service manual
1985-1995 Polaris snowmobile service manual
1996-1998 Polaris Indy snowmobile service manual
2007-2008 Polaris IQ snowmobiles service transmission
2007 Polaris snowmobile service manual repair ii-STROKES
2003 Polaris Pro-X service manual
2005 Polaris RMK Switchback service manual

MODELS COVERED IN THE 1996-1998 INDY SERVICE Transmission:

1996 Models Covered -  Indy 440,  Indy 440 XCR, Indy 500, Indy 500 RMK, Indy 500 SKS, Indy 500 EFI, Indy 500 EFI RMK, Indy 500 EFI SKS, Indy 600 XCR, Indy 600 XCR SP, Indy Archetype, Indy Classic Touring, Indy Lite, Indy Light Deluxe, Indy Low-cal GT, Indy RXL, Indy Sport, Indy Sport Touring, Indy Tempest, Indy Storm RMK, Indy Storm SKS, Indy Super Sport, Indy Trail, Indy Trail Touring, Indy TranSport, Indy Ultra RMK, Indy Ultra SKS, Indy Ultra SP, Indy WideTrack GT, Indy WideTrack LX, Indy XLT, Indy XLT RMK, Indy XLT SKS, Indy XLT SP, Indy XLT Touring.

1997 Models Covered - Indy 440, Indy 440 Xc, Indy 440 XCR, Indy 500, Indy 500 EFI, Indy 500 RMK, Indy 500 SKS, Indy 600 XC, Indy 600 XCR, Indy 600 XCR SE, Indy 700 RMK, Indy 700 SKS, Indy Classic, Indy Classic Touring, Indy Light, Indy Lite Deluxe, Indy Calorie-free GT, Indy RXL, Indy Sport, Indy Sport Touring, Indy Storm, Indy Tempest SE, Indy Storm RMK, Indy Super Sport, Indy Trail, Indy Trail RMK, Indy Trail Touring, Indy TranSport, Indy Ultra, Indy Ultra SP, Indy Ultra Touring, Indy WideTrack GT, Indy WideTrack 60, Indy XCF, Indy XLT, Indy XLT LTD, Indy XLT RMK, Indy XLT SKS, Indy XLT SP, Indy XLT Touring.

1998 Models Covered -  Indy 440, Indy 440 XCR, Indy 500, Indy 500 Classic, Indy 500 RMK, Indy 600 RMK, Indy 600 XC, Indy 600 XCR, Indy 700 RMK, Indy 700 Xc, Indy 700 XCR, Indy Archetype Touring, Indy Lite, Indy Lite Deluxe, Indy Lite Touring, Indy Sport, Indy Sport Touring, Indy Storm, Indy Super Sport, Indy Trail, Indy Trail RMK, Indy Trail Touring, Indy Transport, Indy Ultra, Indy Ultra Touring, Indy WideTrack LX, Indy XCF, Indy XLT Archetype, Indy XLT LTD, Indy XLT SP, Indy XLT Touring.

MODELS COVERED IN THE 2007-2008 IQ SERVICE MANUAL:

2007 Models Covered - 600 HO IQ, 600 HO Switchback, 600 HO RMK, 600 HO IQ CFI, 600 HO Switchback CFI, 600 HO IQ LX CFI, 600 HO IQ Touring CFI, 700 HO IQ Dragon, 700 HO RMK Dragon.

2008 Models Covered - IQ Shift, 600 RMK 144, 600 RMK Shift 155, 600 Dragon IQ, 600 Switchback, 600 Dragon Switchback, 600 IQ LX, 600 IQ Touring, 600 RMK 155, 700 IQ / 700 Dragon IQ, 700 Switchback, 700 Dragon Switchback, 700 RMK 155, 700 Dragon RMK 155, 700 Dragon RMK 163.

MODELS COVERED IN THE 2007 2-STROKE SERVICE Manual:

 2003 Models Covered - 340 LX, 340 Touring, WideTrak Sixty, 500 XP SP, Super Sport, 550 Lx, Trail RMK, Trail Touring Deluxe, 600 HO IQ, 600 HO IQ CleanFire, 600 HO IQ Threescore CleanFire, 600 HO SwitchBack, 600 HO SwitchBack CleanFire, 600 HO RMK 144/155 (F/O), 600 HO IQ Touring CleanFire, Dragon, Dragon RMK.

MODELS COVERED IN THE 2003 PRO-Ten SERVICE MANUAL:

2003 Polaris Pro-Ten 440, 600, 700 and 800

MODELS COVERED IN THE 2005 RMK SWITCHBACK SERVICE MANUAL:

2005 Models Covered - Trail RMK, 600 RMK, 700 RMK, 800 RMK, 900 RKM, 600 Switchback, 800 Switchback.

ARCTIC CAT SNOWMOBILE SERVICE MANUALS AVAILABLE

1990-1998 Chill True cat snowmobile service manual
1999-2000 Arctic Cat snowmobile service transmission
2001 Arctic Cat snowmobile service manual repair ALL MODELS
2002 Arctic True cat snowmobile service manual ALL MODELS
2003 Chill Cat snowmobile service manual ALL MODELS
2004 Arctic Cat snowmobile service transmission ALL MODELS
2005 Arctic True cat snowmobile service manual repair  two-STROKES
2006 Arctic Cat snowmobile service manual repair ALL MODELS
2007 Arctic Cat snowmobile service manual 2-STROKES
2008 Arctic Cat snowmobile service manual repair ii-STROKES
2009 Arctic Cat snowmobile service manual repair ALL MODELS

1990-1998 Arctic Cat SNOWMOBILES COVERED:

1990-1998 Prowler, Cougar, Panther 440, Panther 550, EXT 550, EXT 580, EXT 580 EFI, EXT 600, Z 440, ZL 440, ZR 440, ZR 580, ZR 580 EFI, ZR 600, ZR 600 EFI, ZRT 600, Powder Special, Pulverization Special EFI, Pulverisation Extreme.

1999-2000 Arctic True cat SNOWMOBILES COVERED:

1999-2000 Bearcat Bear Cat Jag Kitty Cat Pantera Panther Powder Special Thundercat Thunder Cat Triple Touring Z120 Z370 Z440 ZL440 ZL500 ZL550 ZL580 ZL600 ZL700 ZR2K ZR440 ZR500 ZR600 ZR700 ZRT600 ZRT800 Z 120 Z 370 Z 440 ZL 440 ZL 500 ZL 550 ZL 580 ZL 600 ZL 700 ZR2K ZR 440 ZR 500 ZR 600 ZR 700 ZRT 600 ZRT 800 1000 2K I Two EFI DLX LE MC WT Southward/N Broad Track Wide-Track Z ZL ZR ZRT artic sled 2 4 stroke two-stroke four-stoke.

2001 Arctic CAT SNOWMOBILES COVERED:

2001 Bearcat Behave Cat Mountain Cat Pantera Panther Powder Special Thundercat Thunder True cat Triple Touring Z120 Z370 Z440 ZL500 ZL550 ZL600 ZL800 ZR500 ZR600 ZR800 ZRT600 ZRT800 Z 120 Z 370 Z 440 ZL 500 ZL 550 ZL 600 ZL 800 ZR 500 ZR 600 ZR 800 ZRT 600 ZRT 800 1000 2K I Ii ES ESR EFI DLX LE MC WT S/N Broad Rail Wide-Rail W/T Z ZL ZR ZRT artic sled 4-stroke 2-stroke.

2002 ARCTIC Cat SNOWMOBILES COVERED:

Bearcat, Bear True cat, Jag, Mountain Cat, Pantera, Panther, Thundercat, Thunder Cat, Z120, Z370, Z440, Z570, ZL440, ZL500, ZL550, ZL600, ZL800, ZR440, ZR500, ZR600, ZR800, Z 120, Z 370, Z 440, Z 570, ZL 440, ZL 500, ZL 550, ZL 600, ZL 800, ZR 440, ZR 500, ZR 600, ZR 800, 1000 CC EFI ESR, DLX, LE, MC, WT, SS, Wide Triple Touring, Rails Wide-Track, ZRT artic sled 4 stroke, 2 stroke two-stroke.

2003 Arctic CAT SNOWMOBILES COVERED:

2003 Firecat 500 Fire True cat 700 EFI Mount Cat 570 Mountain Cat 600 EFI Mountain Cat 800 EFI Mountain True cat 900 Pantera 550 Pantera 600 EFI Pantera 800 EFI Panther 370 R Panther 570 ESR Z370 Z 370 ES Z440 Z 440 ESR Z570 Z 570 ESR ZL550 ZL 550 ESR ZL600 ZL 600 EFI ESR SS ZL800 ZL 800 EFI ESR SS ZR120 ZR 120 ZR900 ZR 900 Sno Pro ZR800 ZR 800 EFI Sno Pro 03 artic sled.

2004 ARCTIC Cat SNOWMOBILES COVERED:

2004 - 2 strokes and iv strokes Bearcat 570, Firecat 500, Firecat 500 Sno Pro, Firecat 600, Firecat 600 Sno Pro, Firecat 600 EFI, Firecat 600 EFI EXT, Firecat 600 EFI Sno Pro, Firecat 700, Firecat 700 Sno Pro, Firecat 700 EFI EXT, Firecat 700 EFI Sno Pro, King True cat 900, Mountain True cat 570, Mountain True cat 600 EFI, Mountain Cat 800, Mountain Cat 900 EFI, Pantera 550, Pantera 600 EFI, Pantera 800 EFI, Panther 370, Panther 570, Sabercat 500, Sabercat 500 60, Sabercat 600, Sabercat 600 Lx, Sabercat 600 EFI EXT, Sabercat 600 EFI Threescore, Sabercat 700 EFI, Sabercat 700 EFI EXT, Sabercat 700 EFI Lx, Z370, Z370 LX, Z440 Sixty, Z570, Z570 LX, ZR900, ZR900 Sno Pro.

2005 Arctic CAT SNOWMOBILES COVERED:

2005 Bearcat, Comport Cat, Firecat, Burn Cat, Male monarch Cat, Pantera, Panther, Sabercat, Saber Cat, 370, 440, 500, 550, 570, 600, 700, 900, AC, EFI, EXT, LE, 60, M, R, Z, ZR, M5, M6, M7, Z370, Z440, Z570, ZR900, Z 370, Z 440, Z 570, ZR 900, artic sled.

2006 Chill True cat SNOWMOBILES COVERED:

2006 Bearcat 570 Firecat 500 Sno Pro Firecat 600 EFI Sno Pro Firecat 700 EFI Sno Pro Panther 370 Panther 570 Sabercat 500 EFI Sabercat 700 EFI Rex True cat 900 EFI Sixty EXT Z370 Z 370 Z440 Z 440 Z570 Z 570 M5 EFI M6 EFI M7 EFI Crossfire 600 EFI Cross Burn 600 Sno Pro Crossfire 700 EFI Cross Fire 700 ZR900 ZR 900 EFI Sno Pro.

2007 ARCTIC CAT SNOWMOBILES COVERED:

2007 Bearcat 570 Crossfire 500 Crossfire 600 Crossfire 800 Sno Pro Crossfire 1000 Sno Pro F5 LXR F6 Sno Pro F6 LXR F8 Sno Pro F8 LXR F1000 Sno Pro F1000 LXR M6 M8 Sno Pro M1000 Sno Pro Panther 370 Panther 570 Z370 Z 370 LX Z570 Z 570 Threescore touring long rail sno pro modified artic sled ii stroke.

2008 ARCTIC True cat SNOWMOBILES COVERED:

2008 Bearcat 570 Crossfire 500 Crossfire 600 Crossfire 800 Sno Pro Crossfire 1000 Sno Pro T500 F570 F 570 T570 T 570 F5 LXR F6 Sno Pro F6 LXR F8 Sno Pro F8 LXR F1000 Sno Pro F1000 LXR M6 M8 Sno Pro M1000 Sno Pro Panther 370 snopro long rails EFI artic sled two stroke.

2009 Chill True cat SNOWMOBILES COVERED:

2009 Bearcat Z1 XT Bearcat 570 XT Crossfire 1000 Sno Pro LE Crossfire R grand LE Crossfire 8 Sno Pro LE Crossfire R viii LE Crossfire 6 Crossfire v F1000 Sno Pro F8 LE LXR Sno Pro F6 Sno Pro F5 LXR F570 M1000 162 153 Sno Pro 162 LE M8 162 Sno Pro 153 M8 153 HCR M8 153 Sno Pro M8 Sno Pro 153 LE M6 153 Sno Pro 120 T Z1 T Z1 LXR T Z1 Turbo LE T Z1 Turbo Touring LXR T500 T570 Z1 1 LXR Z1 Turbo LE Z1 Turbo LXR Z1 Turbo Sno Pro EFI skags artic sled.

YAMAHA SNOWMOBILE SERVICE MANUALS Available:

1982-2001 Yamaha Bravo 250 (BR-250) Snowmobile service manual
1984-1987 Yamaha snowmobile repair manual
1984-1989 Yamaha Phazer service manual
1987-1990 Yamaha Exciter 570 Service Manual
1988-1989 Yamaha Enticer LTR Snowmobile service manual
1990-1998 Yamaha Phazer / Phazer Ii service manual
1991-1997 Yamaha Venture 485 service transmission VT480
1994-2006 Yamaha VMAX Venture Venom service transmission
1994-1997 Yamaha Vmax-iv 750 800 Service Manual
1997-2002 Yamaha 600 700 Snowmobile Service Manual
1999-2001 Yamaha Phazer 500 / Venture 500 Service Transmission
2003-2006 Yamaha RX-ane Snowmobile service manual RX1
2006-2008 Yamaha Apex / Attak service manual
2007-2008 Yamaha Phazer / Venture Light service manual
2008 Yamaha Nytro yard Snowmobile service manual FX10

1984-1987 YAMAHA VMAX-450 SNOWMOBILE MODELS COVERED:

1984-1987 V-max vmx540 vmx540h vmx540j vmx540k vmx540l

1984-1989 YAMAHA PHAZER SNOWMOBILE MODELS COVERED:

1984-1989 Phazer 2 Phaser Fazer Faser 480 485 PZ480.

1987-1990 YAMAHA EXCITER 570 SNOWMOBILE MODELS COVERED:

1987-1990 exiter palatial ex570 ex570l ex570m ex570em ex570n ex570en ex570p ex570hp ex570ep ex570ehp 570, EX, I, Yard, Due north, P, RP, EHP.

1988-1989 YAMAHA ENTICER SNOWMOBILE MODELS COVERED:

1988-1989 Enticer long track reverse palatial et400trn (ET-400-TRN, 400TRN) et340trm (ET-340TRM) et400 (ET-400) et340 (ET-340).

1990-1998 YAMAHA PHAZER - PHAZER II (two) SNOWMOBILE MODELS COVERED:

1990-1998 Phazer two Phaser Fazer Faser 480 485 (PZ, P, EP, R, ER, STR, T, ET, STT, W, EW, STW) pz480p pz480ep pz480r pz480er pz480str pz480t pz480et pz480stt pz480w pz480ew pz480stw.

1991-1997 YAMAHA VENTURE 485 SNOWMOBILE MODELS COVERED:

1991-1997 Yamaha Venture 485 Xl, GT and TF versions vt480 vt480gt vt480tf.

1994-2006 YAMAHA VMAX VENTURE VENOM SNOWMOBILE MODELS COVERED:

1994-1996: VMAX 500/600, 1997-1999: Mountain Max 600/700, Venture 500/600, VMAX 500/600/700, 2000-2003: Venture 600, VMAX 600, 2004-2006: SX Venom 600, Venture 600 five-max v max DX ER LE ST SX 40 XT XTC.

1994-1997 YAMAHA V-MAX-4 750-800 SNOWMOBILE MODELS COVERED:

1994-1997 Yamaha VMAX-four and Mountain Max four cylinder snowmobiles, 1994 VMAX-4 750, 1994 VMAX-4 750 ST (Long Track), 1995-1997 VMAX-iv 800, 1995-1996 VMAX-4 800 ST (Long Rails), 1997 Mount Max 800, v-max vmax vx750 vx750st vx800 vx800st mm800.

1997-2002 YAMAHA 600-700 SNOWMOBILE MODELS COVERED:

1997-2002 Mountain Max 600 (MM600), Mountain Max 700 (MM700), SX600R (SX600), SX700R (SX700), Venture 600 (VT600), Venture 700 (VT700), Vmax 600 ER (VX600ER), Vmax 600 SX (VX600SX), Vmax 700 SX (VX700SX), Vmax 700 SXS (VX700SXS), V-max 700 XT (VX700-XT), V-max 700 XTC (VX700XTC), V-max 700 XTCD (VX700XTD), V-max 700 XTCP (VX-700-XTP).

1999-2001 YAMAHA PHAZER 500-VENTURE 500 SNOWMOBILES COVERED:

1999-2001 Yamaha Phazer 500, Phazer 500 Mount Lite, Phazer 500 Deluxe and Venture 500 2-stroke snowmobiles, mountain light dlx electric start pz500 pz500dx vt500xl.

2003-2006 YAMAHA RX-1 SNOWMOBILE MODELS COVERED:

2003, 2004, 2005, 2006 RX1, RX10, RX10GTL (RX-10-GTL), RX10ML, RX10RL, RX10RTL, RX10RTRL, RXW10L, TL, GTL, ML, RL, RTL, RTRL, RXW-ten-L, RX1, RX10H, RH10SH, RX10MH, RX10MSH, RX10RH, RX10RSH, H, SH, MH, MSH, RH, RSH, S, K, MS, R, RS, RXW10J (RXW-10-J), RXW10SJ (RXW-10-SJ), S, RX10, RX10K, R, RK, RS, RSK, RXW10K, South, SK, RX10MK, M, MK, MS, MSK, RX10RTL (RX-10-RTL), RL, RTRL, GTL, ML, RXW10L, R, RTR, GTL, Chiliad.

2006-2008 YAMAHA APEX-ATTAK SNOWMOBILE MODELS COVERED:

2006, 2007 & 2008  ER GT SE mountain ltx mtx rtx rxt attack rx10 rx10s rx10r rx10rs rx10m rx10ms rx10rl rx10gtl rx10ml rx10rtl rx10rtrl rxw10l rx10rw rx10gtw rx10mw rx10msw rx10rtrw rxw10w rxw10gtw rx10gtax rx10lgtx rx10ltx rx10ltgtax rx10mtx rx10mtax rx10rtrx.

2007-2008 YAMAHA PHAZER-VENTURE LITE SNOWMOBILE MODELS COVERED:

2007-2008 Yamaha Phazer and Venture Lite 500cc iv-stroke snowmobiles, venture low-cal PZ50 (PZ-l) PZ50FX PZ50RT PZ50GT PZ50MW PZ50MT mount light PZ50VT PZ50MP

2008 YAMAHA NYTRO m SNOWMOBILE MODELS COVERED:

2008 Yamaha FX Nytro FX10 (FX10X, FX-x-X), 2008 FX10RTX (FX10-RTX), 2008 FX10RTRX (FX10-RTRX), 2008 FX10RTRAX (FX10-RTRAX), 2008 FX10MTX (FX-ten-MTX), 2008 FX10MTRX (FX10-MTRX) and 2008 FX10MTRAX (FX-ten-MTRAX) snowmobile.

Related Snowmobile Searches:

CARBURETOR TUNING

Main jet pick chart

Spark plug color - Diagnosis - Remedy

Light tan or gray Carburetors are tuned properly.
Dry black or fluffy deposits
Mixture is too rich. Supervene upon the primary jet with the next smaller size.
White or lite greyness Mixture is besides lean. Replace main jet with a larger size.
White or grey insulator with small black or grayish dark-brown spots and electrodes having a bluish-burnt appearance
Mixture is too lean.
The piston is damaged or seized.
Replace the piston and spark plug.
Tune the carburetors once again. Begin with lowspeed tuning.
Melted electrodes and peradventure a blistered insulator
Metal deposits on insulator
Mixture is besides lean.
The spark plug melted.
Check the piston for holes or seizure.
Bank check the cooling organisation, gasoline octane rating and ignition timing. After replacing the spark plug with a colder blazon, tune the carburetors over again. Begin with low-speed tuning.

Troubleshooting

Trouble Diagnosis Adjustment

Difficult starting Insufficient fuel Add gasoline.
Excessive employ of the starter or asphyxiate
Return the starter lever to its seated position so that the starter valve is fully closed.
Fuel passage is clogged or frozen

Check and, if necessary, clean the fuel tank air vent, the fuel filter and all of the fuel passages.
Check and, if necessary, clean the carburetor air vents, fuel passages and the float valve.
Clean the float chamber of whatever water ice or water.
Overflow Arrange the fuel level.

Poor idling:

Poor performance
Improper idling speed adjustment
Conform the engine idle speed.
Refer to "Depression speed tuning". at low speeds
Damaged airplane pilot screw Replace the airplane pilot screw.
Poor acceleration
Slow response to res onse throttle.
Clogged bypass pigsty Make clean the bypass hole.
Engine tends to stall.
Chock-full or loose pilot jet
Remove the pilot jet, clean it with compressed air and then install information technology.
Make certain that the airplane pilot jet is fully tightened.
Air leaking into the carburetor joint.
Retighten the clamp screws on the carburetor joints.
Defective starter valve seat Clean or replace the starter valve seat.
Overflow Adjust the fuel level.
Poor performance at mid-range speeds:
Momentary irksome response to the
Chock-full or loose pilot jet.
Remove the pilot jet, make clean it with compressed air, and then install it.
Make certain that the pilot jet is fully tightened.

Throttle

Poor acceleration normal speeds:
Lean mixture Overhaul the carburetors.
Poor performance at Clogged air vent Remove the air vent hose and clean it.
Excessive fuel consumption
Poor dispatch
Clogged or loose main jet.
Make sure that the main jet is fully tightened.
Overflow Check and, if necessary, clean the float and float valve.
Poor performance at Starter valve is left open Render the starter lever to its seated position

Loftier speeds:

Power loss
Poor acceleration
Clogged air vent Remove and clean the air vent.
Clogged or loose chief air jet
Remove the main jet, make clean it with compressed air, then install it.
Make sure that the primary jet is fully tightened.
Chock-full fuel line Clean or replace the fuel line.
Dirty fuel tank Make clean the fuel tank.
Air leaks into the fuel line Tighten or replace the fuel line articulation.
Depression fuel pump performance Repair or replace the fuel pump.
Clogged fuel filter Replace the fuel filter.
Chock-full intake Remove whatever obstructions (e.g., water ice).
Abnormal combustion: Lean mixture Clean and adjust the carburetors.
Backfiring Dirty carburetors Clean the carburetors.
Dirty or clogged fuel line Clean or supervene upon the fuel line.
Overflow: Clogged air vent Clean the air vent.

 Poor idling
Poor functioning at low, mid-range, high speeds.
Chock-full bladder valve
Disassemble and clean the bladder valve.
Do non scratch the valve seat.
Excessive fuel consumption
Hard starting
Scratched or unevenly worn float valve or valve seat
Make clean or supervene upon the float valve and valve seat.
The valve seat and trunk must exist replaced as a set
Power loss Broken float Supplant the float.
Poor dispatch Incorrect float level Check and, if necessary, replace the post-obit parts:
Float tang
Float (unabridged assembly)
Arm pin

Service Manual, Shop Manual, Workshop, Repair Transmission, Possessor'due south Manual, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, User'southward Manual, Riders Manual, Repair Guide, Handbook, Volume, Instructions Manual,

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