Taylor-Dunn BIGFOOT B5-440-36, Operation, T Roubleshooting And Replacement Parts Manual

Page: 55 / 130

Brakes
Page 55
MB-440-01
B5-440-36 / B5-440-48
REBUILD DISC BRAKE BODY
This section is one section of a complete service
manual. Before starting any procedure, read all
warnings and instructions that are located in the
Service Guidelines chapter.
WARNING
The pistons are very fragile. If the piston is damaged
it must be replaced. Failure to replace a damaged
piston could lead to brake failure and result in
property damage and/or severe bodily injury.
WARNING
Figure 1
Figure 2
Figure 3
This procedure assumes that the component has been
removed from the vehicle. Refer to the component
assembly removal instructions for details and warnings
regarding the removal and installation procedure.
1: Pull the pistons out of the brake body.
2: Remove the piston rubber boot.
3: Remove the piston o-ring from inside of the brake
body.
4: Inspect and replace parts as required.
5:
Lubricate the brake parts with clean brake fluid
from a sealed container.
6:
Install the O-rings into the brake body. Make sure
that the O-rings are installed into the second
groove and that they are not twisted (Fig 1).
7: Using tool #41-350-13 (optional), slide the rubber
boots onto the pistons as shown. The boot should
be hanging off of the end of the piston (Fig 2).
8: Insert the rubber boot/piston into the brake body
making sure that the boot is properly seated in
the groove (Fig 3).
9: Press the pistons all the way down into the brake
body making sure that the boot seats properly
into the upper groove on the piston.
10:
Install any fittings or plugs that were removed
from the brake body using teflon tape thread
sealant.
11: If the brake body assembly is not to be
immediately installed onto a vehicle, plug
the brake hose fitting hole to prevent any
contaminates from entering the brake body.