Spicer off Highway Products T12000 Powershift Transmission Maintenance & Service Manual 51900025 – PDF DOWNLOAD
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Spicer off Highway Products T12000 Powershift Transmission Maintenance & Service Manual 51900025 – PDF DOWNLOAD
FOREWORD:
- This manual has been prepared to provide the customer and the maintenance personnel with information
and instructions on the maintenance and repair of the SPICER OFF-HIGHWAY PRODUCTS product.
Extreme care has been exercised in the design, selection of materials, and manufacturing of these units. - The slight outlay in personal attention and cost required to provide regular and proper lubrication, inspection
at stated intervals, and such adjustments as may be indicated will be reimbursed many times in low cost
operation and trouble free service. - In order to become familiar with the various parts of the product, its principle of operation, troubleshooting
and adjustments, it is urged that the mechanic studies the instructions in this manual carefully and uses it as
a reference when performing maintenance and repair operations. - Whenever repair or replacement of component parts is required, only SPICER OFF-HIGHWAY PRODUCTS
approved parts as listed in the applicable parts manual should be used. Use of “will-fit” or non-approved
parts may endanger proper operation and performance of the equipment. SPICER OFF-HIGHWAY PRODUCTS
does not warrant repair or replacement parts, nor failures resulting from the use of parts which are not
supplied by or approved bySPICER OFF-HIGHWAY PRODUCTS.
TABLE OF CONTENTS:
Spicer off Highway Products T12000 Powershift Transmission Maintenance & Service Manual 51900025 – PDF DOWNLOAD
1 SAFETY PRECAUTIONS
2 CLEANING, INSPECTION AND LEGEND SYMBOLS
2 1 CLEANING 2-1
2 1 1 Bearings 2-1
2 1 2 Housings 2-1
2 2 INSPECTION 2-1
2 2 1 Bearings 2-1
2 2 2 Oil Seals, Gaskets, Etc 2-2
2 2 3 Gears and Shafts 2-2
2 2 4 Housing, Covers, etc 2-2
2 3 LEGEND SYMBOLS 2-2
3 TECHNICAL SPECIFICATIONS
3 1 IDENTIFICATION OF THE UNIT 3-1
3 2 WEIGHT, DIMENSIONS, OIL CAPACITY 3-1
3 3 TIGHTENING TORQUES 3-2
3 3 1 Torque specifications for lubricated or plated screw threads 3-2
3 3 2 Pipe plug torque chart 3-3
3 3 3 Permanent metric plug torque chart 3-3
3 3 4 Coil and cartridge torque 3-3
3 4 PRESSURE AND TEMPERATURE SPECIFICATIONS 3-4
3 5 ELECTRICAL SPECIFICATIONS 3-5
3 6 HYDRAULIC COOLER AND FILTER LINE SPECIFICATIONS 3-5
4 MAINTENANCE
4 1 OIL SPECIFICATION 4-1
4 1 1 Recommended lubricants 4-1
4 2 MAINTENANCE INTERVALS 4-3
4 2 1 Daily 4-3
4 2 2 Normal drain period 4-3
4 3 SERVICING MACHINE AFTER COMPONENTS OVERHAUL 4-4
4 4 INSTRUCTIONS FOR LINING REPLACEMENT AND
ADJUSTMENT OF PARKING BRAKE ASSEMBLY 4-5
5 INSTALLATION DETAILS
5 1 CONVERTER DRIVE COUPLING 5-1
5 2 TRANSMISSION TO ENGINE INSTALLATION PROCEDURE 5-2
5 3 EXTERNAL PLUMBING 5-3
5 3 1 Optional remote filter 5-3
5 3 2 Cooler & filter lines specifications 5-3
5 4 SPEED SENSOR INSTALLATION 5-4
T12000 ID 04/99 I-ii
6 OPERATION OF THE TRANSMISSION
6 1 THE TRANSMISSION ASSEMBLY 6-1
6 1 1 The converter, pump drive section and pressure regulating valve 6-2
6 1 2 The input shaft and directional clutches 6-3
6 1 3 The range clutches 6-4
6 1 4 The output section 6-4
6 1 5 The transmission controls (refer to hydraulic diagram) 6-5
6 2 ELECTRIC SOLENOID CONTROLS 6-6
6 2 1 3-Speed transmission 6-6
6 2 2 4-speed transmission 6-6
6 2 2 1 Standard 4-speed transmission 6-6
6 2 2 2 Alternative 4-speed transmission, 6-7
6 2 3 6-Speed transmission 6-7
6 3 POWERFLOWS, ACTIVATED SOLENOIDS AND HYDRAULIC CIRCUIT 6-8
6 3 1 3-Speed transmission 6-8
6 3 1 1 Neutral and 3rd clutch engaged 6-8
6 3 1 2 Forward 1st speed 6-10
6 3 1 3 Forward 2nd speed 6-12
6 3 1 4 Forward 3rd speed 6-14
6 3 1 5 Reverse 1st speed 6-16
6 3 2 4-Speed transmission 6-18
6 3 2 1 Standard 4-speed transmission 6-18
6 3 2 1 1 Neutral and 3rd clutch engaged 6-18
6 3 2 1 2 Forward 1st speed 6-19
6 3 2 1 3 Forward 2nd speed 6-21
6 3 2 1 4 Forward 3rd speed 6-24
6 3 2 1 5 Forward 4th speed 6-26
6 3 2 1 6 Reverse 1st speed 6-28
6 3 2 2 Alternative 4-speed transmission 6-30
6 3 2 2 1 Neutral and 3rd clutch engaged 6-30
6 3 2 2 2 Forward 1st speed 6-32
6 3 2 2 3 Forward 2nd speed 6-34
6 3 2 2 4 Forward 3rd speed 6-36
6 3 2 2 5 Forward 4th speed 6-38
6 3 2 2 6 Reverse 1st speed 6-40
6 3 3 6-Speed transmission 6-42
6 3 3 1Neutral and 3rd clutch engaged 6-42
6 3 3 2 Forward 1st speed 6-44
6 3 3 3 Forward 2nd speed 6-46
6 3 3 5 Forward 4th speed 6-50
6 3 3 6 Forward 5th speed 6-52
6 3 3 7 Forward 6th speed 6-54
6 3 3 8 Reverse 1st speed 6-56
6 4 GEAR AND CLUTCH LAY-OUT (3-SPEED) 6-58
6 4 GEAR AND CLUTCH LAY-OUT (4-SPEED AND 6-SPEED) 6-59
7 TROUBLESHOOTING GUIDE FOR THE T12000 TRANSMISSION
7 1 T12000 TRANSMISSION 7-1
7 2 TROUBLESHOOTING PROCEDURES 7-1
7 2 1 Stall Test 7-1
7 2 2 Transmission pressure checks 7-2
7 2 3 Mechanical and electrical checks 7-2
7 2 4 Hydraulic checks 7-2
T12000 ID 04/99 I-iii
7 3 TROUBLESHOOTING GUIDE 7-3
7 3 1 Low clutch pressure 7-3
7 3 2 Low charging pump output 7-3
7 3 3 Overheating 7-3
7 3 4 Noisy converter 7-3
7 3 5 Lack of power 7-3
7 4 CHECK POINTS 7-4
7 5 ELECTRICAL WIRING 7-7
7 5 1 3-Speed transmission 7-7
7 5 2 Standard 4-Speed transmission 7-8
7 5 3 Alternative 4-Speed transmission 7-9
7 5 4 6-Speed transmission 7-10
7 6 SPEED SENSOR – STATIC STANDALONE TEST 7-11
8 SECTIONAL VIEWS AND PARTS IDENTIFICATION
GROUP – CONVERTER HOUSING 8-2
GROUP – TRANSMISSION CASE AND PLATE 8-4
GROUP – TORQUE CONVERTER 8-6
GROUP – PUMP DRIVE 8-8
GROUP – CHARGING PUMP 8-10
GROUP – REVERSE IDLER 8-12
GROUP – FORWARD AND REVERSE SHAFT 8-14
GROUP – 3RD SHAFT (FOR 3-SPEED TRANSMISSION ONLY) 8-16
GROUP – HIGH (4TH) AND 3RD SHAFT 8-18
GROUP – 1ST AND 2ND SHAFT 8-20
GROUP – OUTPUT SHAFT (REAR ONLY) 8-22
GROUP – OUTPUT SHAFT (FRONT ONLY) 8-24
GROUP – OUTPUT SHAFT (FRONT & REAR) 8-26
GROUP – DISC BRAKE 8-28
GROUP – CALIPER ASSEMBLY 8-30
GROUP – ELECTRIC CONTROL 8-32
GROUP – DRIVE PLATE 8-34
9 ASSEMBLY INSTRUCTIONS
10 DISASSEMBLY AND REASSEMBLY OF THE T12000 TRANSMISSION
11 OPTIONS
11 1 ELECTRIC CONTROL-SINGLE MODULATION HYDRAULIC ACTUATED INCHING 11-1
11 1 1 Sectional views and parts identification 11-1
11 1 2 Single modulation and hydraulic inching removal 11-6
11 1 3 Disassembly single modulator assembly 11-8
11 1 4 Reassembly single modulator assembly 11-10
11 1 5 Disassembly hydraulic inching actuator 11-12
11 1 6 Reassembly hydraulic inching actuator 11-14
11 1 7 Single modulation and hydraulic inching installation 11-16
11 2 MT SECTION 11-19
11 2 1 Sectional views and parts identification 11-19
11 2 2 Assembly instructions 11-21
VIDEO PREVIEW OF THE MANUAL:
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]
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