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| techtalk:ih:wheels02t [2025/09/16 01:06] – created hippysmack | techtalk:ih:wheels02t [2025/09/16 19:32] (current) – [Installing the Brake Pads and Rivets] hippysmack | ||
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| ====== IH: Wheels, Brakes & Tires - Sub-02T ====== | ====== IH: Wheels, Brakes & Tires - Sub-02T ====== | ||
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| - | ===== 1974-1977 Front Brake Pad Replacement | + | ====== 1974-1977 Front Brake Pad Replacement |
| - | The 74-77 76 pie slice caliper uses pads that are riveted to the backing plates. \\ | + | Follow the Factory Service Manual when working on the brake system. \\ |
| + | |||
| + | The 74-77 pie slice caliper uses pads that are riveted to the backing plates. \\ | ||
| Changing the brake pads means removing the rivets and pads and installing new rivets to hold the new pads. \\ | Changing the brake pads means removing the rivets and pads and installing new rivets to hold the new pads. \\ | ||
| - | There are several ways to replace the pads. The rebuild kit contains the pads and rivets needed. \\ | + | {{: |
| - | One way is to take them to an auto brake shop that does it's own riveting and/or bonding and have the pad riveted or even bonded to the backing plates. ((Hopper of the XLFORUM https:// | + | |
| + | ====== When to Replace the pads ====== | ||
| + | The FSM says to replace the pads if they are worn down to the indicator groove on the bottom of the pad. \\ | ||
| + | But any time you are having trouble with them stopping or experience vibration when applying the lever is a good time to inspect or replace them. \\ | ||
| + | Spilling brake fluid on the pads is also a good reason to replace them. \\ | ||
| + | |||
| + | ====== Removing the Brake Pads and Rivets ====== | ||
| + | The pads should be replaced as a set so you'll need to drill out the rivets using a 9/64" drill bit to remove the old pads. \\ | ||
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| + | ====== Installing the Brake Pads and Rivets ====== | ||
| + | There are several ways to replace the pads. The rebuild kit contains the pads and hollow | ||
| + | | ||
| + | * If you want to replace the pads yourself, it's best to have the right tools to install the rivets so you don't split the rivets. | ||
| + | * A riveting press is generally used at an auto brake shop. You can buy a portable brake rivet tool that reduces the chance of cracking not only the rivet but also of the lining material. ((https:// | ||
| + | * If using the hammer and punch method; ((Hopper of the XLFORUM https:// | ||
| + | |||
| + | Here is another take on the hammer and punch method using a jig made from a piece of steel angle. Two holes were drilled in the angle and tapped for two 5/ | ||
| + | {{: | ||
| - | If you want to replace | + | The outer pad and rivets are positioned on the floating pad plate and set on the jig. The rivets are hollow. Dims on the rivets: Head OD .294", Body OD .139 and Length .315 ((Dims provided by Fizzle of the XLFORUM)). A tapered center punch was used first to flare the tips. Then a flat 5/16" punch was used to flatten and secure (tighten) |
| - | A riveting press is generally used at an auto brake shop. \\ | + | {{: |
| - | If using the hammer and punch method; | + | {{: |
| - | Clamp a piece of round bar upright in the vise, just the right size to fit in the recess in the pad and hold the head of the rivet. \\ | + | |
| - | Push rivets through the pad and through the backing plate. \\ | + | |
| - | Hold pad and plate in position on the round bar in the vise. \\ | + | |
| - | Flare the end of the rivet with a large center punch hit with a hammer. \\ | + | |
| - | Try not to pound on it too hard or the rivet can split. | + | |
| + | The process is repeated for the inner pad. \\ | ||
| + | {{: | ||
