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TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement

Introduction

This guide documents the replacement of the transmission assembly for a 30" Toro TimeMaster Lawmower (21199). This transmission (part #131-9665) can be found at https://www.themowershop.com/product/tor... .

This is a moderately difficult replacement that will take approximately 2 1/2 hours and potentially require a few niche tools to be purchased.

Successful completion of this replacement will fix the self drive system.

What you need

  1. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Precautionary Measures: step 1, image 1 of 3 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Precautionary Measures: step 1, image 2 of 3 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Precautionary Measures: step 1, image 3 of 3

    • Remove spark plug wire and spark plug using a 5/8" socket to prevent accidental ignition of mower.

    Edit

  2. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 2, image 1 of 1

    • Prop up the rear end of the lawnmower using a jack stand, scissor jack, or some other stable platform. Both rear wheels should be off the ground.

    • Use 2 wedges/wood blocks to keep the front wheels stationary.

    Edit

  3. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Removing first wheel: step 3, image 1 of 1

    • Set tire-height adjustment lever to forward-most position (past "A").

    Edit

  4. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 4, image 1 of 1

    • Remove center nut from wheel using 9/16" socket.

    • If the nut is stuck, apply WD-40 to the site and wait a few minutes.

    Edit

  5. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 5, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 5, image 2 of 2

    • Remove the wheel, washer, and plastic cover.

    Edit

  6. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 6, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 6, image 2 of 2

    • Pry off the metal gear-retaining clip using a flathead screwdriver.

    • Remove gear.

    Edit

  7. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 7, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 7, image 2 of 2

    • Remove the snap ring using snap ring pliers.

    Edit

  8. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 8, image 1 of 1

    • Use a 1/2" socket wrench to remove the bolt holding the bearing assembly from the wheel.

    Edit

  9. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 9, image 1 of 1

    • Remove the wheel bearing.

    • A flathead screwdriver may help to pry off a stuck bearing.

    Edit

    • Refer to steps 3-9

    Edit

  11. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Removing the old transmission: step 11, image 1 of 1

    • Flip the lawnmower so that the underside is visible.

    • Ensure that the gas tank side is on the top.

    Edit

  12. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 12, image 1 of 1

    • Remove the drive belt from the two mounted locations at the transmission housing and engine shaft.

    Edit

  14. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 13, image 1 of 1

    • Disconnect transmission stabilizing spring.

    Edit

  15. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 14, image 1 of 1

    • Remove the plastic covers (3) from the transmission shaft.

    Edit

  16. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 15, image 1 of 1

    • Use a 3/8" socket wrench to remove the bolts from the supporting tab.

    Edit

  17. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 16, image 1 of 1

    • Remove the transmission from the underside of the lawnmower.

    Edit

  18. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 17, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 17, image 2 of 2

    • Remove the drive cable from the transmission housing.

    • Needle nose pliers may help in removing the drive cable.

    • Ensure that the large spring located on the right side of the picture is disconnected from the transmission housing as well.

    Edit

  19. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the new transmission: step 18, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the new transmission: step 18, image 2 of 2

    • Re-attach the drive cable at the cable mounting point of the new transmission.

    Edit

  20. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 19, image 1 of 1

    • Slide on the transmission support tab to the transmission shaft.

    • Slide transmission shaft back into slot.

    Edit

  21. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 20, image 1 of 1

    • Re-attach the springs to the transmission housing.

    Edit

  22. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 21, image 1 of 1

    • Use a 3/8" socket wrench to install the 2 bolts on the bearing support tab to the underside of the lawnmower.

    Edit

  23. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 22, image 1 of 1

    • Re-install the belt to the two mounting points.

    • Twisting the transmission housing counterclockwise will allow for the belt to stretch into position easier.

    Edit

  24. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 23, image 1 of 1

    • Re-attach the plastic covers (3) to the transmission shaft.

    Edit

  25. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the wheels: step 24, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the wheels: step 24, image 2 of 2

    • Flip the lawnmower back to its original position.

    • Place the scissor jack and wood blocks to support the lawnmower.

    Edit

  26. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Reattaching the Wheel: step 25, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Reattaching the Wheel: step 25, image 2 of 2

    • Re-install the wheel bearing and bolt on the right-side wheel using a 1/2" socket wrench.

    Edit

  27. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 26, image 1 of 1

    • Secure a clamp between the gold rod assembly and the mower sidewall to ensure that the components added next won't slide off.

    Edit

  28. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Reattaching the Wheel Continued: step 27, image 1 of 1

    • On the other side, re-install the height adjustment lever, wheel bearing, and bearing bolt using a 1/2" socket wrench.

    Edit

  29. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 28, image 1 of 1

    • Re-install the snap ring using a pair of snap ring pliers. There is a groove in the rod that the snap ring must fit around.

    Edit

  30. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 29, image 1 of 1

    • Re-install gear.

    Edit

  31. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 30, image 1 of 1

    • Use a flathead screwdriver to re-install the metal gear-retaining clip.

    Edit

  32. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 31, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 31, image 2 of 2

    • Re-install the wheel cover and the washer.

    Edit

  33. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 32, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 32, image 2 of 2

    • Re-install wheel and use a 9/16" socket wrench to re-attach the center nut.

    Edit

  34. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement: step 33, image 1 of 1

    • Return to the other side and remove the clamp.

    Edit

  35. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Reattaching the Second Wheel: step 34, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Reattaching the Second Wheel: step 34, image 2 of 2

    • Refer to Steps 25, 27-32

    Edit

  36. TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the spark plug: step 35, image 1 of 2 TORO 30" Personal Pace TimeMaster Mower Transmission Assembly Replacement, Installing the spark plug: step 35, image 2 of 2

    • Use a 5/8" socket wrench to re-install the spark plug.

    • Re-attach the spark plug cable.

    Edit
Finish Line

3 other people completed this guide.

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Zachary Perry

Member since: 04/12/22

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