Letting the pedal reach the floor can damage the brakes. Be sure to stop bleeding fluid before the pedal reaches the floor - your assistant should shout to let you know when the pedal is about 2/3 of the way to the floor.The assistant should notice the brake pedal move towards the floor. Once s/he notices pressure, loosen the bleed valve until fluid begins passing through the tube. Have an assistant pump the vehicle's brakes a few times until s/he notices pressure or resistance from the brake pedal (the vehicle's engine should be off at this point).Loosen the valve very slightly - not enough for brake fluid to flow, but enough for it to be easy to loosen it the rest of the way. Ideally, this should be hung or held above the caliper to prevent air from entering the brake system through the valve. Begin by connecting the bleed valve to a clear plastic "catcher" container (like an empty soda bottle) with tubing.This is a somewhat complicated process - see the link in the step title for a detailed guide.In this case, simply record the date of your inspection for future reference.īleed the first wheel. Hyster Part 0309095, RESERVOIR, BRAKE FLUID for Master Cylinder. If there's enough brake fluid in the reservoir and it's not discolored, you may not need to do anything unless your vehicle is scheduled for maintenance.X Research source This is a good sign that it is time to have the brake fluid system flushed, you should add fluid as needed to bring the system up to the full level. If you have the service manual it will give you the need instructions. If you have excessive pedal travel after adjusting the free travel, you need to check shoe adjustment. If you have no free travel you will eventually bind the brakes. If your brake fluid is brown or black, simply adding new fluid is not enough - you'll need to drain the old fluid and replace it. Most all lift truck master cylinders require free travel in the actuator rod. With use, brake fluid can gradually grow darker as it accumulates impurities. When brake fluid is fresh, it's clear with a yellowish tint.
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