Réparer son tondeuse et autoportée Roper : les pannes courantes
Les symptômes les plus fréquents sur ce type d'appareil, et les pièces de cette vue éclatée à contrôler en priorité. Avant toute intervention : appareil débranché, photos à chaque étape.
Coupe mal ou vibre
Une lame émoussée arrache l'herbe (pointes jaunies en deux jours) ; une vibration forte après un choc signe la clavette d'accouplement cisaillée, pièce fusible prévue pour protéger le vilebrequin.
Sur cette vue : Steering Shaft Support Bushing (repère 6) · Mower Deck Support, 9-3/8 x 3/4 (repère 7) · Grass Box Support Bracket Assembly (repère 8) · Grass Bag Support 1.75 x 3.5 (repère 11).
Traction et transmission
Une machine qui avance mollement en côte a sa courroie de traction qui patine ; les câbles se détendent et se règlent au tendeur. Roues et pignons d'entraînement s'usent et se remplacent à l'unité.
Sur cette vue : Control Cable (repère 2) · Clamp, Cable (repère 9) · Cable, Battery (repère 12) · Throttle Cable (repère 15).
Guides utiles
Entretenir sa tondeuse : les pièces d'usure à surveiller chaque saison
Bien acheter ses pièces détachées : origine, adaptable, occasion
Assistant réparation
Assistant IA
Liste des pièces détachées
Rotor - Stator
Position : 1
Drive Cover
Position : 1
Recoil - Starter
Position : 1
Steering Wheel
Position : 1
Drive (24 UG Products)
Position : 1
Wire Asm.
Position : 1
Seal Cap, Bearing Assembly
Position : 1
Fuel Tank
Position : 1
V-Belt
Position : 1
Spark Plug
Position : 1
Housing Cover
Position : 2
Screw, Machine 1/4-20 x 1/2
Position : 2
Spring - Recoil
Position : 2
Control Cable
Position : 2
Brige Lnk 8.1 (incl. Shear Pin & Spring)
Position : 2
Starter Cover 27/1-288 X
Position : 2
Bearing, Ball Bearing Assembly
Position : 2
Fuel Cap
Position : 2
Bearing with Bolt Screening
Position : 2
Coil, Ignition
Position : 2
Blade Assembly
Position : 3
Washer, Flat 1/4
Position : 3
Pawl - Recoil Starter
Position : 3
Clutch Rod - 3/8 x 8 1/2
Position : 3
Belt & Pulley Assy
Position : 3
Nut
Position : 3
Spacer, Wheel Bearing
Position : 3
Carburetor
Position : 3
Pulley, Idler
Position : 3
Breaker Point Set
Position : 3
Gasket Cover 2.5 x 1.5
Position : 4
Cotter Pin Assembly
Position : 4
Spring - Pawl
Position : 4
Choke Rod
Position : 4
Belt (Dia 6.8 x 2)
Position : 4
Bolt
Position : 4
Seal Ring Assembly, Blade
Position : 4
Air Filter
Position : 4
Pulley, Engine
Position : 4
Condenser
Position : 4
Bolt Flange
Position : 5
Cotter Assem.
Position : 5
Handle - Recoil
Position : 5
Steering Shaft - Shown
Position : 5
Belt Guide Std
Position : 5
Solenoid & Bracket Asm.
Position : 5
Blade Holder, Blade Assembly
Position : 5
Spark Plug
Position : 5
Bearing, Flanged
Position : 5
Rotor
Position : 5
Pan Screw
Position : 6
Spring, E Ring
Position : 6
Screw - 10-24 x 3/4
Position : 6
Steering Shaft Support Bushing
Position : 6
Pulley (Dia 7.5 x 1.8)
Position : 6
Screw, Mach Thread 7/16-20 X 1 1/2
Position : 6
Seal Ring, Hub Blade Assy., 12 OAC
Position : 6
Engine Block
Position : 6
Idler Spring & Bracket Assembly
Position : 6
Cap, Distributor
Position : 6
Bearing Thick Assembly
Position : 7
Bearing, E-Ring
Position : 7
Bracket - Handle
Position : 7
Mower Deck Support, 9-3/8 x 3/4
Position : 7
Grass Box
Position : 7
Washer, Flat Steel .288-.293 X
Position : 7
Gasket
Position : 7
Crankshaft
Position : 7
Bolt, Carriage 5/16-18
Position : 7
Trigger, Magnet
Position : 7
Shaft Extension
Position : 8
Spacer - E Ring
Position : 8
Bolt - 5/16 x 1-1/4
Position : 8
Clutch Spring Rod - Shown
Position : 8
Grass Box Support Bracket Assembly
Position : 8
Nut
Position : 8
Washer, Bellville Spring
Position : 8
Connecting Rod
Position : 8
Washer, Lock
Position : 8
Arm, Breaker
Position : 8
Pulley
Position : 9
Oil Seal
Position : 9
Washer - Flat
Position : 9
Caster Wheels 6/16 - 8 x 4
Position : 9
Wheel (Dia 13 x 6.0 (4.5L x 1 in)
Position : 9
Clamp, Cable
Position : 9
Shaft Assembly
Position : 9
Piston
Position : 9
Belt Keeper, Lower
Position : 9
Wire, Spark Plug
Position : 9
Wheel Axle Assembly
Position : 10
Bearing Assem 30-0-24 x 0.5
Position : 10
Spring - Lock Washer
Position : 10
Frame Assembly
Position : 10
Bolt (Dia 6 (1.25 x 0.75)
Position : 10
Brush & Holder Asm.
Position : 10
Rod, Drive
Position : 10
Cylinder Head
Position : 10
Shaft, Auger
Position : 10
Terminal, Battery
Position : 10
Grass Bag Support 1.75 x 3.5
Position : 11
Housing
Position : 11
Nut - 5/16
Position : 11
Transmission Assembly
Position : 11
Bearing Blk (Dia 3.8 x 3)
Position : 11
Drive End Housing
Position : 11
Seal Ring Assembly
Position : 11
Valve Cover
Position : 11
Gasket, Auger Drive
Position : 11
Battery
Position : 11
Wheel Flange
Position : 12
E-Ring, E S Bolt
Position : 12
Pulley - Recoil
Position : 12
Brake Operating Instructions
Position : 12
Washer (Dia 8.2 x 3)
Position : 12
Brush Assembly
Position : 12
Seal Ring Assembly, Blade
Position : 12
Exhaust Manifold
Position : 12
Gearbox Assembly, Drive
Position : 12
Cable, Battery
Position : 12
Tire
Position : 13
Gear
Position : 13
Spring - Recoil
Position : 13
Safety Decal - Yellow
Position : 13
Differential Assembly
Position : 13
Spring, Brush
Position : 13
Housing, Transmission, 12 OAC
Position : 13
Muffler
Position : 13
Auger Blade, Left
Position : 13
Switch, Ignition
Position : 13
Bolt
Position : 14
Pinion
Position : 14
Gear - Starter
Position : 14
Drive Belt - Standard
Position : 14
Drive Shft (Dia 1.0 x 20.2)
Position : 14
Brush
Position : 14
Seal Ring, Assembly
Position : 14
Air Cleaner Assembly
Position : 14
Auger Blade, Right
Position : 14
Seal, Oil
Position : 14
Housing Cover 190 x 2.5
Position : 15
Bearing Retainer 30-0-0 x 4
Position : 15
Pinion - Starter
Position : 15
Belt Retension Bracket 1/2 - 5
Position : 15
Drive Pulley (Dia 7.5 x 1.8)
Position : 15
Holder
Position : 15
Seal Assy., Unit Drive
Position : 15
Throttle Cable
Position : 15
Shaft, Auger Drive
Position : 15
Gasket, Head
Position : 15
Motor Shaft Assembly
Position : 16
Key, Square 1/4 x 1/4
Position : 16
Spring - Pinion
Position : 16
Mower Transmission Pulley
Position : 16
Engine Mount (Dia 3.5 x 3)
Position : 16
Brush, Commutator
Position : 16
Rod, Connection
Position : 16
Choke Lever
Position : 16
Bearing
Position : 16
Valve, Intake
Position : 16
Cap Screw 0.75 x 1.5 x R.H. x I.
Position : 17
Bolt, Shoulder Hex1/4-20
Position : 17
Lever - Starter
Position : 17
Engine Pulley 5/8 - 3 x 4
Position : 17
Carb. Pre & Oil Drain Kit -1-3/8 x 3/8
Position : 17
Brush Asm. - Set
Position : 17
Seal Ring Assembly
Position : 17
Primer Bulb
Position : 17
Belt Keeper, Upper
Position : 17
Valve, Exhaust
Position : 17
Fuel Tank Support
Position : 18
E-S Bolt
Position : 18
Pin - Starter
Position : 18
Belt Guard Assembly
Position : 18
Plug-Carb (Dia 0.75 in)
Position : 18
Brush, Commutator
Position : 18
Bearing Assembly, 12 OAC
Position : 18
Fuel Line
Position : 18
Blade, Snow
Position : 18
Spring, Valve
Position : 18
Frame
Position : 19
Bearing Assem 1/4-20
Position : 19
Spring - Detent
Position : 19
Battery Assembly
Position : 19
U Bolt (3-3/8 in)
Position : 19
Field Coil Asm.
Position : 19
Drive Hub and Wheel Shaft Assembly
Position : 19
Oil Dipstick
Position : 19
Washer, Flat
Position : 19
Lifter, Valve
Position : 19
Wheel 18 x 8.75 x 4 x 8 x 2
Position : 20
Washer
Position : 20
Screw - 1/4-20 x 1/2
Position : 20
Spark Plug Assembly
Position : 20
Clutch (Dia Std)
Position : 20
Pole Shoe
Position : 20
Washer, Thrust
Position : 20
Drain Plug
Position : 20
Pin, Cotter
Position : 20
Cam, Valve
Position : 20
Shear Blade
Position : 21
Cotter Pin
Position : 21
Block - Mounting
Position : 21
Ignition Switch - Shown
Position : 21
Spring (Coil Std -350 x 3)
Position : 21
Armature Asm.
Position : 21
Blade Driver, Split Assembly
Position : 21
Bolt, Hex 1/2 x 7/8 x 4
Position : 21
Shaft, Cam
Position : 21
Cutting Board
Position : 22
Spring, E-Ring 1/16-24
Position : 22
Bolt - Carriage 1/4-20 x 3/4
Position : 22
Fuse Box
Position : 22
Washer (3-1/2 in)
Position : 22
Commutator
Position : 22
Blade Driver, Split Assembly
Position : 22
Wheel, Hubcap
Position : 22
Gear, Cam
Position : 22
Grass Bag Support
Position : 23
Spacer
Position : 23
Washer - Flat
Position : 23
Choke Cable
Position : 23
Pan-Assembly (3.5-5 x 2.2)
Position : 23
Bearing
Position : 23
Ring, Retaining
Position : 23
Axle, Rear Wheel Adjusting Lubricator
Position : 23
Crankshaft, Assy.
Position : 23
Control Lever
Position : 24
Oil Seal
Position : 24
Spring - Lock Washer
Position : 24
Screw, Self-Tapping 5/16 - 18 x 5
Position : 24
Rotor (Std)
Position : 24
Shaft
Position : 24
Blade Driver, Split Assembly
Position : 24
Fuel Cap, 16 oz.
Position : 24
Rod, Connecting
Position : 24
Handle Bracket Assembly
Position : 25
Bearing Assem 30-0-24 x 0.5
Position : 25
Nut - 1/4-20
Position : 25
Screw, Machine Heat Treat 3/8
Position : 25
Deflector (Assembly)
Position : 25
Pinion Gear & Barrel Asm.
Position : 25
Screw Blade, Split Assembly
Position : 25
Drain Plug
Position : 25
Pin, Wrist
Position : 25
Belt Pulley 3 x 2
Position : 26
Housing
Position : 26
Cable - Drive
Position : 26
Screw, Machine Pan Head 5/16 x 1/2
Position : 26
Baffle (Dia 1.25 x 1.25)
Position : 26
Pinion Gear
Position : 26
Drive Hub Transmission
Position : 26
Dip Stick
Position : 26
Piston
Position : 26
Wheel Ring 0.75 x 1.25
Position : 27
E-Ring, E S Bolt
Position : 27
Sheath - Cable
Position : 27
Pulley - Flat Belt 3/8 x 1 1/4 x 4
Position : 27
Stator (Dia Std -350 x 3)
Position : 27
Barrel & Rollers
Position : 27
Shaft, Worm
Position : 27
Bolt, 5/16 x 3/4
Position : 27
Ring, Piston
Position : 27
Drive Belt
Position : 28
Gear
Position : 28
Wheel and Tire Assembly-8 x 2
Position : 28
Rear Axle S.76 - 15
Position : 28
Spring
Position : 28
Spacer, Shaft Worm
Position : 28
Control, Speed
Position : 28
Block, Cylinder
Position : 28
Wheel Bolt 0.5 x 2
Position : 29
Pinion
Position : 29
Axle - 3/8 x 2-1/4
Position : 29
Bearing Flange Washer
Position : 29
Retainer
Position : 29
Gasket Assembly
Position : 29
Wheel, Friction
Position : 29
Pan, Oil
Position : 29
Cap Screw 0.625 x 1 (D2005)
Position : 30
Bearing Retainer
Position : 30
Washer - Belleville 3/8 x 1-1/8
Position : 30
Steering Arm Assembly
Position : 30
Through Bolt & Washer Asm.
Position : 30
Engine Block Stud
Position : 30
Bearing, Sleeve
Position : 30
Plug, Drain
Position : 30
Grass Bag
Position : 31
Key, Square 1/4 x 1/4
Position : 31
Spring - Lock Washer 3/8
Position : 31
Brake Assembly Arm
Position : 31
Washer, Flat Steel 13/32-18 X 3/4
Position : 31
Rod Assembly
Position : 31
Filter, Air
Position : 31
Front Caster - Owner's Manual
Position : 32
Bolt, Shoulder Hex1/4-20
Position : 32
Nut - Lock 3/8-16 N.F.
Position : 32
Brake Lever Bracket
Position : 32
Through Bolt 13/32-18
Position : 32
Rod, Push
Position : 32
E-S Bolt
Position : 33
Deck - Mower
Position : 33
Brake Spring Rod (E-8 1)
Position : 33
Screw, Oval Head Slot 10-24 X 3/4
Position : 33
Link, Drive Connecting
Position : 33
Blade - Mower
Position : 34
Mower Hitch Pin
Position : 34
Screw, Machine Thread
Position : 34
Spring, Tension
Position : 34
Bolt - Shoulder (Hanger) 1 x 2-3/4
Position : 35
Mower Deck Pin Rod
Position : 35
Field Coil Asm.
Position : 35
Rod Assembly
Position : 35
Washer - Flat
Position : 36
Mower Deck Support Bracket
Position : 36
Screw, Lock 5/16-18
Position : 36
Spring, Connector
Position : 36
Spring - Lock Washer
Position : 37
Mower Support Rod Assembly 5/8 x 9 x 2
Position : 37
Bolt, Clevis Connector
Position : 37
Nut - Prevailing Torque
Position : 38
Screw, Machine Pan Head 5/16 x 1/2
Position : 38
Spring, Return
Position : 38
Spark Plug 18 x 3/4
Position : 39
Gear Shift Bracket
Position : 39
Rod, Connector
Position : 39
Spring - Blade
Position : 40
Deflector Bracket
Position : 40
Connector, Drive Rod
Position : 40
Washer - Conical Spring
Position : 41
Crankcase Drain Plug
Position : 41
Seal Ring Assembly
Position : 41
Bolt - Shoulder 5/16 x 1-1/4
Position : 42
Engine Oil Filter, H 3-1
Position : 42
Shaft, Main Drive
Position : 42
Fuel Tank Filter
Position : 43
Pulley, Engine Drive
Position : 43
Drive Belt 3/8 x 1 1/4 x 9 1/2
Position : 44
Belt, Drive
Position : 44
Rotary Clutch and Brake Rod
Position : 45
Spring Connector, Drive
Position : 45
Rod Assembly
Position : 46
Engine Flywheel
Position : 47
Washer, Spring
Position : 48
Washer
Position : 49
Washer
Position : 50
Gasket Assembly
Position : 51
Shroud, Engine Block
Position : 52
Spacer
Position : 53