Yale A7S1 Service Manual page 45

8000 YRM 2199
1. SUPPORT FACE OF BOTTOM PLATE
2. SUPPORT PIN OF LEVER L H BRAKE
3. SUPPORT PIN
4. ADJUSTER THREAD AND OTHER ROTATING
PARTS
5. CONTACT FACE OF BRAKE SHOE AND
WASHER CUP
Figure 35. For 2-3.5T Forklift Truck
6. Mount the brake cable assembly onto the bottom
plate using E-shaped retainer ring.
7. Mount the brake shoes onto the bottom plate
using the fixing spring. Install the washer, cup and
the adjusting lever. Mount the bottom part of the
secondary brakes shoe with fixing spring. Make
sure that the pressure seat is fitted in the holes of
brake shoes and adjusting lever.
8. Mount the compressed spring onto the hand
brake push rod. Install the push rod onto the
brake shoes.
9. Mount the guide plate of brake shoes onto the
support pin. Install the return spring of brake
shoes.
10. Install adjuster, adjuster spring, top rod, and
return spring for top rod.
Check the following:
Adjuster thread
•
direction.
For 2-2.5T trucks, right-hand thread is used
-
for left brake, while the left-hand thread is
used for right brake.
For 3-3.5T trucks, left-hand thread is used
-
for left brake, while right-hand thread is
used for right brake.
Adjuster spring direction The tooth part of
•
adjuster must not contact the spring.
Top rod return spring direction. The spring hook
•
must be installed on the opposite side of the top
rod at the end of the support pin.
Top rod and top rod return spring shall be fixed
•
inside the slot of support pin.
Make sure that the lower end of adjusting lever
•
contacts the tooth of the adjuster.
Brake System
direction and installation
37