TM 9-2520-246-34-1 FRAME 2 1. 2. 3. 4. GO Measure Measure Measure Measure gear (8) NOTE Readings must be within limits given in table 2-1. The letter L indicates a loose fit. If readings are not within given limits, throw away both gears and get new ones. Some gears on the countershaft cannot be taken off. If these gears are damaged, throw away countershaft and get a new one. backlash between backlash between backlash between backlash between . TO FRAME 3 input shaft gear (1) and countershaft drive gear (2) fifth gear (3) and countershaft fifth gear (4). third gear (5) and countershaft third gear (6). second gear (7) and countershaft second-reverse TA 087802 Table 2-1. Transmission Forward Speed Backlash Wear Limits Index Number 1 and 2 3 and 4 5 and 6 7 and 8 Item /Point of Measurement Input shaft gear to counter- shaft gear Fifth gear to countershaft fifth gear Third gear to countershaft third gear Second gear to countershaft second-reverse idler gear Size and Fit of New Parts (inches) 0.006 to 0.012 0.006L to 0.012L 0.006L to 0.012L 0.006L to 0.012L Wear Limit (inches) 0.016 0.019L 0.016L 0.019L 2-4