1948-1952 Shop Service Manual - - Hudson-Essex-Terraplane Club

BRAKES 15 - 5
WHEEL CYLINDERS
(FRONT)
REMOVAL:
1. Remove wheel and hub and drum.
2. Disconnect brake hose at frame bracket.
3. Using tool KMO-526, remove brake shoe retracting
springs (39) Figure 1%y placing large end of tool over the
anchor pin with the disengaging lug in the opening of the
spring hook, rotate the tool 90 degrees and pull outward,
Figure 5.
FIGURE 6
WHEEL CYLINDERS
(REAR)
NOTE: Use same procedure as shown for "Front Cylinder
Removal & Installation" except item 2.
DISASSEMBLY:
FIGURE 5
4. Remove the two wheel cylinder attaching screws.
5. Remove the connecting links between cylinder pistons
and brake shoes. Wheel cylinder and hose maybe withdrawn
as a unit.
To Install, Reverse Procedure of Removal.
NOTE: When installing the brake shoe retracting
springs, use KMO-526 Replacer. Position small end of
tool over anchor pin, place spring hook over shaft of tool
and pry spring into position, Figure 6.
1. Remove cylinder end guards (2), Figure 4.
2. Remove pistons (3).
3. Remove piston cups (4).
4. Remove piston cup springs (5).
Check condition of rubber parts, and the cylinder bore for
scratches or pits. Cylinder walls that are scratched or pitted
should be honed or replaced.
ASSEMBLY:
1. Wash wheel cylinder and parts in c1ean alcohol.
2. Dip wheel cylinder and all parts in "Hudson Hydraulic
Brake Fluid" for lubrication. Use new rubber cups.
3. Assemble as shown in Figure 4.
NOTE: The wheel cylinder screws should be tightened
with torque wrench J-1300 at 12 foot pounds.