background image

 

15 

 
 
 
 

 

 

 
 
Downshifting  
 

 

1.

 

Disengage  the  accelerator  and  press  the  clutch  half-way,  to  stop  torque  to  the 
transmission then move the shift lever to the next desired gear position and re-
engage  the  clutch.  Continue  driving  the  vehicle,  downshifting  when  it’s 
necessary. 

 
 

     Range Change – HI Range to LO Range  
 

2.

 

With the  transmission  in  high  range  and  ready  to  start  downshifting,  pre-select 
the range selection lever to the down position. 

  

 

3.

 

Disengage  the  clutch  half-way  and  move  the  shift  lever  to  the  next  position 
wanted in the low system (LO). When the shift lever passes the neutral position, 
the transmission range will change automatically from HI range to LO range. 

 

4.

 

Continue to downshifting to desired next position wanted in the LO range. 

 
 
     Range Change –LO Range to Deep Reduction 
 
 

5.

 

With  the  transmission  in  LO  range  and  ready  to  start  downshifting,  pre-select 
the deep reduction button forward. 

  

 

6.

 

Disengage  the  clutch  half-way  and  move  the  shift  lever  to  the  next  position 
wanted  in  the  Deep  system  (Deep  Reduction).  When  the  shift  lever  passes  the 
neutral  position,  the  transmission  range  will  change  automatically  from  LO 
range to Deep reduction. 

 

7.

 

Continue to downshifting to desired next position wanted in the Deep reduction. 

 
 

 
 
 
 

   

 

 

 

 

 

Operation 

 

Summary of Contents for Fuller FTS-112L Series

Page 1: ...Eaton Fuller Heavy Duty Transmissions Driver Instructions SynchroShiftTM Fuller Heavy Duty Synchronized Transmissions FTS XX112L November 2009 ...

Page 2: ...mediately Before working on vehicle or when leaving the cab with the engine running place the transmission in neutral set the parking brakes and block the wheels Do not release the parking brake or attempt to select a gear until the air pressure is at the correct level When parking the vehicle or leaving the cab always place the shift lever in neutral and set the parking brakes If your vehicle is ...

Page 3: ...p 12 Upshifting 14 Downshifting 15 Lubrication 16 Preventive Maintenance 19 Table of Contents Every effort has been made to ensure the accuracy of all information in this brochure However Eaton Corporation makes no expressed or implied warranty or representation based on the enclosed information Any errors or omissions may be reported to Technical Service Phone 0800 170551 ...

Page 4: ...n the transmission and then locate the numbers as shown DO NOT REMOVE OR DESTROY THE TRANSMISSION IDENTIFICATION TAG Record transmission identification data Have these reference numbers handy when ordering replacement parts or requesting service information Transmission Model _________________________________ Transmission Serial Number _________________________________ Identification Tag FTS 16112...

Page 5: ...5 Nomenclature Model Designation ...

Page 6: ...6 Shift Lever Positions Shift Lever Positions ...

Page 7: ...7 Master Control Valve A 6815 Shift Controls ...

Page 8: ...ol module is equipped with advanced diagnostic features to evaluate the integrity of the system and provide operator feedback of a system fault In addition if the fault shall result in a condition that will compromise the reliability of the transmission or result in a safety risk the system logic will compensate and default to a safe mode The diagnostic capability of the control module includes id...

Page 9: ...done To turn on the by pass system the driver must stop the vehicle use the parking brake and turn on the by pass control inside the vehicle cabin Shift Pattern Diagram A shift pattern diagram should be in your vehicle If it has been lost a replacement may be obtained by writing to Eaton Corporation Truck Components Rua Clark 2061 Bairro Macuco CEP 13279 400 Valinhos São Paulo Brasil Phone 0800 17...

Page 10: ... when upshifting or downshifting Pre selection requires that the Range Selector lever is moved to the needed position before starting the lever shift Pre selected range shifts are completed automatically as the lever is moved through neutral and into the next gear position Pre selecting all range shifts prevents damage to the transmission range synchronizers and provides for smoother shifts Transm...

Page 11: ...ver coast with the shift lever in the neutral position Never move the shift lever to the Deep speed gear position while operating in LO or HI range Never move the range selection lever with the shift lever in neutral while the vehicle is moving Never make a range shift while moving in reverse Avoid downshifting at high speed because these damage the synchronizer elements Operation ...

Page 12: ...cle s cab If not refer to General Information section to order Procedure 1 Make sure the shift lever is in neutral and the parking brakes are set 2 Turn on the key switch start the engine 3 Allow the vehicle air pressure to build to the correct level Refer to your Operator and Service Manual supplied with the truck 4 Apply the service brakes 5 Make sure the range selection is in the Deep range pos...

Page 13: ...eep range position 7 Press the clutch all the way down 8 Move the shift lever to start gear position initial that provides sufficient reduction for the load and terrain 9 Disengage the park brake 10 Disengage the clutch while simultaneously pushing on the accelerator pedal to move the vehicle Operation ...

Page 14: ...nd move the shift lever as the diagram shows When the shift lever passes neutral the transmission will automatically change from Deep Reduction to LO range Range Change LO to HI Range 2 When all LO range gears have been achieved pre select the range selection lever up HI to select the HI range and move the shift lever as the diagram shows When the shift lever passes neutral the transmission will a...

Page 15: ...he low system LO When the shift lever passes the neutral position the transmission range will change automatically from HI range to LO range 4 Continue to downshifting to desired next position wanted in the LO range Range Change LO Range to Deep Reduction 5 With the transmission in LO range and ready to start downshifting pre select the deep reduction button forward 6 Disengage the clutch half way...

Page 16: ...not keep the transmission running properly or assure long transmission life Eaton Fuller Transmissions are designed so that the internal parts operate in a bath of oil circulated by the motion of gears and shafts Thus all parts will be amply lubricated if these procedures are closely followed 1 Maintain oil level Inspect regularly 2 Change oil regularly 3 Use the correct grade and type of oil 4 Bu...

Page 17: ...in Eaton Fuller transmissions Never mix engine oil with gear oil in a transmission Lubrication Product Type of Lubricate Specification Lubrication change Lubrication change HIGHWAY USE OFF HIGHWAY USE Mineral MIL PRF 2104H 62500 miles 31250 miles SAE 50 or 1 year or 1 year CAT TO 4 62500 miles 31250 miles FTS 16108LL Mineral SAE 40 or SAE 50 or 1 year or 1 year Mineral API CF 4 62500 miles 31250 m...

Page 18: ...rque the drain plug to proper specification Refilling Clean case around filler plug and remove plug from side of case Fill the transmission to the level of the filler opening as shown below Reinstall the fill plug and torque to the proper specification The exact amount of oil will depend on the transmission inclination and model Do not over fill this will cause oil to be forced out of the transmis...

Page 19: ...ow oil to enter in the air system if not working properly 2 Clutch Housing Mounting Check all capscrews of clutch housing for looseness 3 Clutch Release Bearing Not Shown Remove hand hole cover and check radial and axial clearance in release bearing Check relative position of thrust surface of release bearing with thrust sleeve on push type clutches 4 Clutch Pedal Shaft and Bores Pry upward on sha...

Page 20: ...air valve Remove the gear shift lever housing assembly from the transmission Check the tension spring and washer for set and wear Check the gear shift lever spade pin and slot for wear Check bottom end of gear shift lever for wear and check slot of yokes and blocks in shift bar housing for wear at contact points with shift lever General Inspection During the lubricate intervals specified by the ve...

Page 21: ...21 Preventive Maintenance ...

Reviews: