MACK T310 Shifting Instructions CAUTION

Make sur e air essur e least psi and unit warmed befor e making range shifts. Always start This also applies dynamometer testing. When the truck stationary , NOT shift into range and then start moving the damage the synchr onizer may r esult.

The T310 unit a range - shifted transmission which has forward speeds. This transmission features a and auxiliary compound section controlled air shift range selector located the shift lever . The compound section equipped with a synchronizer facilitate - /HI - range shifting.

The range provides five low

Never attempt move the vehicle from a stopped position any gear higher than fourth speed gear Depending road may necessary start third fourth speed range there are five forward gears that can shifted the standard manner Always remember , however , double clutch whether moving down through these Reverse gear can used range only

Upshift - With the shift lever

NEUTRAL, flip the air shift range selector down range. Then shift the transmission into first gear . Shift second, third, fourth and fifth speed gears, double clutching between the gears. When maximum engine RPM has been reached fifth gear , flip the air shift range selector range (preselect). Then move the shift lever through NEUTRAL sixth gear . the shift lever passes through NEUTRAL, the transmission placed into range. Continue following the normal sequence - 8 - 910), being sure double clutch from one gear the next.

Downshift Shift from 10th speed gear down through the range - 8 - 76), double clutching through each gear While still sixth speed gear , flip the air shift range selector down range Then move the shift lever through NEUTRAL fifth speed gear the shift lever passes through the transmission placed into shift down second and first speed double clutching between all https://www.truck-manuals.net/mack/

Caution

• Always start range accor ding shift marker plate Never start a gear higher than fourth speed gear , even when dynamometer

• When the truck stationary , not shift into range and then start moving the truck. Damage the synchronizer can result.

• careful not overspeed the engine during Damage powertrain components may

Reverse — Reverse can used only T o m a k e a r a n g e s h i f t i n r e v e r s e , bring the truck a complete Flip the range selector lever range desired Move the shift lever out reverse through NEUTRAL and then back into reverse the lever moves through the range shift will

Caution

T o avoid transmission NOT change range while moving https://www.truck-manuals.net/mack/