1 - transmission noise - tufftorqservices.com · transmission drive belt and pulley assemblies...

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EXTERNAL MOVING PARTS TRANSMISSION OIL LEVEL BRAKE ASSEMBLY TRANSMISSION DRIVE BELT FAN IDLER PULLEY INPUT SHAFT PULLEY IF CRACKED OR INTERFERENCE IF WORN IF WORN IF FOUND IF FOUND IF LOW IF BENT OR BROKEN IF WORN OR DAMAGED INTERNAL ROTATING GROUPS AND DIFFERENTIAL ASSEMBLY TRANSMISSION NOISE

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Page 1: 1 - TRANSMISSION NOISE - tufftorqservices.com · transmission drive belt and pulley assemblies bypass valve if worn wheel hubs if broken or missing input shaft pulley if worn speed

EXTERNAL MOVING

PARTS

TRANSMISSION

OIL LEVEL

BRAKE ASSEMBLY

TRANSMISSION

DRIVE BELT

FAN

IDLER PULLEY

INPUT SHAFT

PULLEY

IF CRACKED OR

INTERFERENCE

IF WORN

IF WORN

IF FOUND

IF FOUND

IF LOW

IF BENT OR

BROKEN

IF WORN

OR

DAMAGED

INTERNAL

ROTATING

GROUPS AND

DIFFERENTIAL

ASSEMBLY

TRANSMISSION NOISE

Page 2: 1 - TRANSMISSION NOISE - tufftorqservices.com · transmission drive belt and pulley assemblies bypass valve if worn wheel hubs if broken or missing input shaft pulley if worn speed

TRANSMISSION OVERHEATING

COOLING FINS ON

TRANSMISSIONIF FOUND

TRANSMISSION

OIL LEVEL

BRAKE ASSEMBLYIF BENT

OR BROKEN

TRANSMISSION

DRIVE BELT

IF WORN

OR DAMAGED

FAN

IF CRACKED

OR

INTERFERENCE

IF LOW

Page 3: 1 - TRANSMISSION NOISE - tufftorqservices.com · transmission drive belt and pulley assemblies bypass valve if worn wheel hubs if broken or missing input shaft pulley if worn speed

LOW POWER : ONE OR BOTH DIRECTIONS

TRANSMISSION

OIL LEVEL

TRANSMISSION

COOLING FINSIF FOUND

IF LOW

BRAKE ASSEMBLY

TRANSMISSION

DRIVE BELT

AXLE/WHEEL HUBS

INPUT SHAFT

PULLEY

INTERNAL

ROTATING GROUPS

AND DIFFERENTIAL

ASSEMBLY

IF BENT

OR BROKEN

IF WORN

OR DAMAGED

ENGINE RPM

BYPASS VALVE

IF FOUND

IF BROKEN

OR MISSING

IF WORN

IF WORN

Page 4: 1 - TRANSMISSION NOISE - tufftorqservices.com · transmission drive belt and pulley assemblies bypass valve if worn wheel hubs if broken or missing input shaft pulley if worn speed

WILL NOT OPERATE IN ONE OR BOTH DIRECTIONS

PARKING

BRAKEIF ENGAGED

TRANSMISSION

OIL LEVEL

BRAKE

ASSEMBLY

IF BENT

OR BROKEN

TRANSMISSION

DRIVE BELT AND

PULLEY

ASSEMBLIES

BYPASS VALVE IF WORN

WHEEL HUBSIF BROKEN

OR MISSING

INPUT SHAFT

PULLEYIF WORN

SPEED CONTROL

SHAFT AND

LINKAGE

IF FOUND

TRANSMISSION

SHIFT CONTROL

LEVER

INTERNAL

ROTATING GROUPS

AND INTERNAL

ASSEMBLIES

IF FOUND

IF FOUND

IF LOW

IF WORN

OR DAMAGED

Page 5: 1 - TRANSMISSION NOISE - tufftorqservices.com · transmission drive belt and pulley assemblies bypass valve if worn wheel hubs if broken or missing input shaft pulley if worn speed

CREEPS IN NEUTRAL

SPEED CONTROL

LINKAGE

TRANSMISSION

SHIFT CONTROLS

INTERNAL

COMPONENTS

SPEED CONTROL

LINKAGE

HARD SHIFTING

TRANSMISSION

OIL LEVEL

INTERNAL

COMPONENTS

OIL LEAKAGE

TRANSMISSION

CASE

INTERNAL

COMPONENTS AND

ALL CONTROL

SHAFTS

IF FOUND

IF FOUND

IF FOUND

IF LOW

IF FOUND

IF FOUND

IF FOUND