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CONTENTS
Foreword...........................................................................................................................................................2
ChapterOneIntroduction ofQR513Transmission...........................................................................................3
I.AssemblyDrawingofQR513 Transmission..........................................................................................3
II. Driving CharacteristicsofQR513 Transmission..................................................................................4
III. SNofQR513 Transmission................................................................................................................4
1. Printposition ofSNofQR513transmission.................................................................................4
2. CompositionandconnotationofSNofQR513transmission.......................................................4
IV. SpecificationofQR513 Transmission.................................................................................................6
V. Maintenance Instruction.......................................................................................................................7
ChapterTwoDecompositionofQR513Transmission......................................................................................8
I.Decomposition Process forQR513Transmission.................................................................................8
1. Bleedinglubricantintransmission................................................................................................8
2. Disassemblyofexternalpartsoftransmission..............................................................................8
3. Separation ofgearshiftmechanismandtransmission...................................................................9
4. Disassemblyoftheconnecting boltsforclutchand transmission housings................................10
5. Separation oftransmissionand clutchhousings..........................................................................10
6. Separation ofinteriortransmission partsandforkmodulefromthehousing.............................11
7. Separation ofdifferentialassemblyandclutchhousing..............................................................12
8. Disassemblyofgearshiftforkmechanism..................................................................................12
9. Disassemblyofgearshiftmechanism..........................................................................................13
10.Disassemblyofinputshaft........................................................................................................13
11.Disassemblyofoutputshaft......................................................................................................15
12.Disassemblyofdifferential.......................................................................................................15
13.Disassemblyofreleasemechanismofclutch............................................................................16
14.Disassemblyoftransmissionhousing.......................................................................................17
ChapterThree Assemblyand RegulationofQR513 Transmission.................................................................18
I.AssemblyofQR513 Transmission.......................................................................................................18
1.Assemblyofdifferentialassembly..............................................................................................18
2.Assemblyofclutchhousing........................................................................................................19
3.Assemblyoftransmissionhousing..............................................................................................23
4.Assemblyofgearshiftmechanismassembly...............................................................................23
5.Assemblyofgearshiftforkassembly..........................................................................................24
6. Regulationandassemblyofinputshaftassembly.......................................................................24
7. Regulationandassemblyofoutputshaftassembly.....................................................................26
8.Assemblyand regulationoftransmissionassembly....................................................................28
9. Disassemblyofexternalaccessoriesoftransmission..................................................................31
10.Refillingandvolume regulationoftransmissionlubricant.......................................................32
II.TighteningTorqueTableforFasteners...............................................................................................34
ChapterFour GeneralFailuresandTroubleshooting...........................................................................35
