CONTENTS Page INTRODUCTION ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 1 MAIN FEATURES OF MYY & MZZ ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 2 GEAR RATIO ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 3 PTO (POWER TAKE OFF) ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 3 CONSTRUCTION PARTS TRANSMISSION CASE (MYY 5 SPEED) ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 5 TRANSMISSION CASE (MYY 6 SPEED) ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 6 TRANSMISSION CASE (MZZ) ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- 7 TOP GEAR SHAFT (MYY & MZZ) --------------------------------------------------------------------------- 8 MAIN-SHAFT (MYY 5 SPEED) --------------------------------------------------------------------------- 9 MAIN-SHAFT (MYY 6 SPEED) --------------------------------------------------------------------------- 10 MAIN-SHAFT (MZZ) -------------------------------------------------------------------------------- 11 COUNTER-SHAFT (MYY 5 SPEED) ---------------------------------------------------------------------- 12 COUNTER-SHAFT (MYY 6 SPEED & MZZ) ------------------------------------------------------------ 12 CONTROL BOX ------------------------------------------------------------------------------------- 14 GEAR SELECT & SHIFT CONTROL ---------------------------------------------------------------------- 15 INDEX-BALL TYPE SYNCHRONIZER ---------------------------------------------------------------------- 16 DETENT ASSEMBLY ------------------------------------------------------------------------------------- 17 SPEED METER GEAR ------------------------------------------------------------------------------------- 17 SECTION VIEW (MYY 5 SPEED) --------------------------------------------------------------------------- 18 SECTION VIEW (MYY 6 SPEED) --------------------------------------------------------------------------- 19 SECTION VIEW (MZZ) ------------------------------------------------------------------------------------- 20 SERVICING OIL LEVEL CHECK ------------------------------------------------------------------------------------- 21 PROBLEM & INSPECTION -------------------------------------------------------------------------------- 22 MEASUREMENT ITEM ------------------------------------------------------------------------------------- 23 SPECIAL TOOLS ------------------------------------------------------------------------------------- 26