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Cub Cadet MTD 70 Series User Manual

Page 4

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Chapter 4: The Fuel System and Governor

Fuel Lines ........................................................................................................37
Inspect the fuel lines ........................................................................................37
Inspecting the fuel ............................................................................................37
Test fuel for alcohol .........................................................................................38
The fuel filter ....................................................................................................38
Fuel tank vent ..................................................................................................39
The fuel tank .................................................................................................... 40
Evaporative (EVAP) emissions system ...........................................................43
Troubleshooting the EVAP system ..................................................................46
Roll over valve vent .........................................................................................47
Charcoal canister .............................................................................................49
Manual Choke ..................................................................................................50
Autochoke ........................................................................................................50
1P61/1P65 Autochoke ..................................................................................... 51
1P70 Autochoke ..............................................................................................52
Temperature compensating auto choke .......................................................... 53
Primer ..............................................................................................................54
Carburetors ......................................................................................................55
Inspecting the carburetor ................................................................................. 55
Disassembly and rebuilding the carburetor .....................................................56
Governor.......................................................................................................... 61
Governor shaft .................................................................................................62
Governor cup and the governor gear ...............................................................64

Chapter 5: Lubrication

Oil type and quantity ........................................................................................65
Oil dipstick .......................................................................................................65
Dip stick tube removal .....................................................................................66
Lubrication system ...........................................................................................67
PCV .................................................................................................................68

Chapter 6: Starter and Charging Systems

Recoil Starter Removal ....................................................................................73
Starter Cup ......................................................................................................73
Starter Rope ....................................................................................................74
Starter pulley and recoil spring ........................................................................77
Electric starter relay .........................................................................................79
Testing the starter relay ...................................................................................80
Electric starter ..................................................................................................82
Schematic ........................................................................................................83

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