Service Bulletin
Contents
1. U31 Tractor moving U33 Park brake not applied U34 Seat switch not pressed U36 Calibration current too high U37 Calibration current too low NOTE When the transmission oil temperature is cold or hot the clutches CAN be calibrated However the operator will be alerted with one of these warnings CL Cold Oil Warning Oil temperature is below 20 C CH Hot Oil Warning Oil temperature is above 100 C Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 7 of 9 Software 4 Use the service switch or the short cut while starting the engine to enter the calibration mode Service Switch 1 Use the h or the m button on the instrument cluster to navigate the H tree 2 Use the dim switch on the instrument cluster to select product code PA menu H3 and sub system transmission See Figure 5 20091039 Short Cut Press and hold both the HI and the LO switches while starting the engine 5 Allow CAL Figure 6 to be displayed for a few seconds on the lower central LCD on the instrument cluster 20091040 NOTE After two seconds the oil temperature in degrees Celsius will be displayed 6 Select 3rd range fast and 1st gear 7 Use the hand throttle to adjust the engine speed to 1200 to 1400 rpm NOTE The engine speed mustbe stable with no noticeable hunting or surging If neces2. NA 87687115 4 Valve PWM solenoid Tecnord 4 84148281 1 This part consists of four Tecnord PWM solenoid valves part number 84148281 2 This partis equipped with Software Version 03 01 00 00 WARRANTY STATUS This service bulletin is for informational purposes only and does not constitute warranty authorization to update units without a warrantable failure PAL Ref Number 1 33 2 1 91 1 1 33 2 1 33 2
3. the m button to set the Quick Fill as specified in the table that follows Clutch Value Ch 2 Quick Fill Clutch A A 40 Ch 3 Quick Fill Clutch B B 40 Ch 4 Quick Fill Clutch C C 40 Ch 5 Quick Fill Clutch D D 40 New values f Press the return key dimming button on the instrument cluster to store the setting g Repeat Steps 4 d 4 e and 4 f for the remaining channels 5 Calibrate the Powershuttle clutches See Revised Transmission Calibration Procedure in the Additional Information section of this bulletin for instructions NOTE If the transmission controller is to be replaced with a new controller from Service P arts the controller will be loaded with S oftware Version 03 01 00 00 Software Version 53 02 00 00 MUST be installed using the EST ADDITIONAL INFORMATION Revised Transmission Calibration Procedure A Introduction These procedures should be followed to perform an optimal transmission calibration These procedures contain all the external conditions thatcan have an influence on the transmission calibration The calibration procedure must be used when the following has occurred e A new transmission control module has been installed e The previous calibration has been erased using the H8 procedure e Anew PWM solenoid valve has been installed e Transmission performance is reduced or in the event the harsh shuttling or shifting The table that follows lists
4. the calibration that can be performed using H1 and the module that must be selected Calibration Transmission 24 24 Module Selection PA H Menu H1 B Transmission Calibration These procedures calibrate all clutches and determines the current required to achieve the bite point of the clutches Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 6 of 9 Software C Preliminary Conditions for Optimal Calibration Revised Procedure Prior to performing a clutch calibration itis highly recommended to perform the procedure that follows 1 Ensure thatthe transmission oil is atthe correct temperature for calibration between 70 C and 90 C NOTE The transmission oil temperature can be checked in the H1 menu 2 Exitthe H1 menu and turn the ignition switch to the OFF position 3 Startthe engine and perform at least six shuttle maneuvers F orward and Reverse and at least six Dual Command shift maneuvers Hi and Lo engaging each clutch at least three times NOTE Step 3 ensures that the hydraulic circuit and all clutches are at the optimal operating condition prior to calibration D Clutch Calibration Procedure NOTE Transmission output rpm clutch pedal position shuttle lever position and gear range lever position are constantly being monitored by the controller being monitored by the controller during the ca
5. Service Bulletin Z NEW HOLLAND AGRICULTURE FILING INSTRUCTIONS Binder Ag Equipment Binder Page 1of9 Group Sub Group 21 134 Document No 0209 T3 Issued By Technical Services Supersedes Date Issued February 18 2009 MODELS AFFECTED TL70A TL80A TL90A TL100A Tractors SUBJ ECT Improved Powershuttle PWM Solenoid Valve and Transmission Software DESCRIPTION OF CONCERN An improved Powershuttle PWM solenoid valve and new 24 x 24 transmission controller software have been developed specifically for service concerns e The new Tecnord PWM solenoid valves part number 84148281 available only through Service Parts replace the previous Tecnord PWM solenoid valves part number 87687115 Figure 1 which were installed in production 20091035 1 e New 24 x 24 transmission controller Software Version 53 02 00 00 has been developed for Tractors equipped with the Tecnord PWM solenoid valves 2009 CNH America LLC All rights reserved Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 2 of 9 Software e New 24x 24 transmission controller software version 03 02 00 00 has been developed for Tractors equipped with the previous Parker PWM solenoid valves part number 5168054 Figure 2 which were installed in production prior to the introduction of the Tecnord PWM solenoid valves 20091036 2 e The new transmission software versio
6. clutch engagement NOTE Software Versions 03 02 00 00 and 53 02 00 00 can be used on both previous and new PWM solenoid valves NOTE These new transmission software versions will be included in EST Software Version 5 3 0 0 whichis due to be released in the near future Production The Tecnord PWM solenoid valves part number 87687115 were introduced into production at serial number HJ T075431 Service NOTE Refer to the Service Manual Section 55 for the procedures that follow If shuttle changes are harsh or clutch engagement is severe perform the applicable procedure that follows IMPORTANT All PWM solenoid valves fitted on a tractor must be of the same type Using both Parker and Tecnord PWM solenoid valves on the same machine is not acceptable Using both the previous and the new Tecnord PWM solenoid valves on the same machine is not recommended Tractors Equipped with Parker PWM Solenoid Valves 1 Verify and ensure that all PWM solenoid valves that are installed on the Tractor are Parker valves NOTE The Parker PWM solenoid valve can be identified by its round solenoid coil See Figure 2 2 Download Software Version 03 02 00 00 for the Parker PWM solenoid valves as follows a In ASIST use the Symptom Search Words Harsh Shifting b Select the Knowledge Resolution Improved Powershuttle PWM Solenoid Valves and Transmission S oftware Available Select file name Tier 2 Software Follow the
7. d D to complete the calibration 16 Turn the ignition switch to the OFF position to store the calibrations E Check the Result of the Calibration Revised Procedure Immediately following the initial calibration repeat the entire Calibration Procedure two more times e Carry out the calibration a total of three times with the transmission oil temperature between 70 C and 90 C each time e Ifthe difference between the lowest value and the highest value obtained for each clutch are within 10 points the tractor has been successfully calibrated Example Calibration Ist 2nd 3rd Value A256 A258 A256 The difference between the lowest value and the highest value 258 256 2 is within 10 points Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission S oftware Page 9 of 9 e Ifthe difference between the lowest value and the highest value obtained for each clutch are greater than 10 the tractor must be recalibrated Repeat the Clutch Calibration Procedure Example Calibration Ist 2nd 3rd Value A260 A271 A252 The difference between the lowest value and the highest value 271 252 19 is greater than 10 points PARTS AFFECTED Previous Qty Description Qty New Part Part NA NA Kit PWM solenoid valve 1 9972350 NA NA Module Powershuttle 1 87739361 transmission controller2 5168054 4 Valve PWM solenoid Parker NA
8. instructions to extract the file to the desktop of the EST computer Open the attached zip file and extract the hx1 file to the desktop of the EST computer Copy the hx1 file to EST folder C PCST Files P rogram TractorAP L2 PA g Download file PA_03_02_00_00_PARKER HX1 to the PA controller mh Oo aa NOTE The Quick Fill values for the Parker valves remain unchanged 3 Calibrate the Powershuttle clutches See Revised Transmission Calibration Procedure in the Additional Information section of this bulletin for instructions IMPORTANT If the transmission controller is to be replaced with a new controller from Service Parts the controller will be loaded with Software Version 03 01 00 00 Software Version 03 02 00 00 MUST be installed using the EST Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 4 of 9 Software Tractors Equipped with Tecnord PWM Solenoid Valves 1 Verify and ensure that all PWM solenoid valves installed on the Tractor are Tecnord valves NOTE The Tecnord PWM solenoid valve can be identified by its square solenoid coil See Figure 1 2 Use the PWM solenoid valve kit part number 9972350 which consists of four new Tecnord PWM solenoid valves part number 84148281 to replace the four PWM solenoid valves 3 Download Software Version 53 02 00 00 for the Tecnord PWM solenoid valves as follows a In ASIST use the Symptom Search Wo
9. libration process NOTE The calibration cannot proceed unless the tractor is stationary the shuttle lever is in gear the gear lever is NOT in a neutral position high 3 range is selected and the clutch pedal is up If during the calibration an anomalous condition is detected this will be shown on the display with the relevant error code on the alarm lamp Where the abnormality is relative to the calibration the relevant U error code will be displayed on the LCD 1 Park the Tractor on a hard flat level surface and apply the parking brake NOTE The tractor can move during this procedure ensure that the area around the tractor is clear 2 Turn off the air conditioning system and all electrical functions lights wipers radio etc and ensure that all hydraulic remote control valves are in neutral position NOTE Do NOT turn the steering wheel during the calibration 3 Ifa two digit number preceded by the letter U is displayed atany time during the calibration procedure a standard error has occurred Correct the fault condition before performing the calibration Error Code Description U19 Oil Below 10 C calibration not allowed U20 Incorrect sequence cycle shuttle lever and clutch pedal U21 ERP M too low lt 1200 rpm U22 ERP M too high gt 1400 rpm U23 Shuttle gear in neutral U24 Incorrect range selected U25 Gear selected in neutral U26 Clutch pedal depressed
10. ns can be downloaded through ASIST and into applicable Tractors using the Electronic Service Tool EST e New Quick Fill setting values are introduced for the Tecnord P WM solenoid valves with the new transmission software ACTION CORRECTION The new Tecnord PWM solenoid valves part number 84148281 the transmission software applications and the additional improvements are detailed in this bulletin The new Tecnord PWM solenoid valves are available only through Service Parts are intended for service use only and include these improvements e Internal valve components are improved to avoid harsh shuttling at initial start up when cold or when operating for long periods of time in one direction and then changing to the other direction e A gauze filter 1 Figure 3 that covers the pressure port is installed to prevent contamination of the valve 20091037 3 NOTE Some later versions of previous Tecnord PWM valve part number 87687115 were equipped with the gauze filter However these valves will not have the slot 2 Figure 3 in the bolt head which the new Tecnord valves have Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 3 of 9 S oftware The new Software Versions 03 02 00 00 and 53 02 00 00 are for service use only and include these improvements e Improved modulation quality and consistency of the shuttle change of direction e Improved modulation of power
11. rds Harsh Shifting b Select the Knowledge Resolution Improved Powershuttle PWM Solenoid Valves and Transmission S oftware Available Select file name Tier 2 Software Follow the instructions to extract the file to the desktop of the EST computer Open the attached zip file and extract the hx1 file to the desktop of the EST computer Copy the hx1 file to EST folder C PCST Files P rogram TractorAP L2 PA g Download file PA_53_02_00_00_TECNORD HX1 to the PA controller mw oO Qa 4 Adjust the Quick Fill values for the new Tecnord PWM solenoid valves as follows a Park the Tractor on a hard flat level surface and apply the parking brake b Use the service switch to enter the configuration mode c Use the h or the m button on the instrument cluster to navigate the H tree Use the dim switch on the instrument cluster to select product code PA menu H3 and sub system transmission See Figure 4 20091038 NOTE Product code PA mode H3 and transmission options ch_ _ will display on the LCD monitor d Use the h or the m button on the instrument cluster to select Ch_2 Quick Fill Clutch A NOTE After a brief timeout the Quick Fill number will appear Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 5 of 9 Software e Use the h or
12. sary change the throttle setting slightly to achieve a stable engine speed Document No 0209 T3 Subject Improved Powershuttle PWM Solenoid Valve and Transmission Page 8 of 9 Software 8 Check and ensure thatthe parking brake is applied and release the clutch pedal 9 Place the shuttle lever in Forward or Reverse not Neutral NOTE The calibration is allowed only if the Operator s seat is occupied and or the seat presence switch is activated 10 Press and release either the Upshift or the Downshift switch button NOTE The letter of the clutch under calibration A__ will be displayed 11 With the clutch letter on the display press and hold the Downshift switch button NOTE The letter of the clutch under calibration will remain on the display while the least significant bit LSB digit will display a dash while the auxiliary clutches are applied Example A___ 12 Allow the calibration process to start NOTE The three LSB digits will display the current value in milliamps as itrises during the calibration process Example A123 13 When the display stops and the current value is flashing make note of the value as the calibration current value has been reached 14 Release the Downshift switch button 1 NOTE The next clutch to be calibrated will be displayed Example B___ 15 Repeat Steps 10 through 15 for the remaining clutches A B C an
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