8/10/2019 TH350_GD

1/1

Modulator & Valve

= Checkball Location

Intermediate Band Servo

Tra

Clutch & Band Application Chart

IntermediateClutch

IntermediateRoller

IntermediateBand

DirectClutch

ForwardClutch

LRoCl

Park

Reverse Applied

Neutral

Drive1st Speed

Applied Lo

Drive2nd Speed

Applied Locked Applied *

Drive3rd Speed

Applied** *OR Applied Applied *

Drive 21st Speed

Applied Lo

Drive 22nd Speed

Applied Locked Applied Applied *

Manual Low (1) Applied Lo

*OR = Overrunning **Applied but ineffective

THM 350/350C - General Reference Data Trans Basic Operation:The THM 350 is a RWD 3 speed unit.Later models were equipped with TCCand designated as THM 350C.Shift delay, line pressure control, andshift feel are all controlled by the vacuummodulator. Kickdowns are controlled by

the detent cable.The upshift signal is supplied from anoutput shaft driven governor.TCC equipped models use an electricallyoperated solenoid, mounted on the valvebody to activate TCC.

Case Connector(350C Models)

Low SpragInner Race Freewheels Clockwise

Intermediate SpragRace FreewheelsCounter Clockwise

Cooler Return:Top Line

Direct Clutch

IntermediateClutch

Line PressureIdle Drive 58-65 Max 160-180Idle Reverse 120-125 Max 240-270

Governor Locatedunder round cover.