Lull 6K Service Manual - Manual (Page 612)

Brakes
9-38 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Models with Vertical Cylinder Mount
644B-37 (S/N 384–)
644B-42 (S/N 120–)
844C-42 (S/N 282–)
1044C-42 (S/N 107–)
1044C-54 (S/N 103–)
6K-37 (S/N 212–)
6K-42 (S/N 106–)
8K-42 (S/N 163–164, 166–)
10K-42 (S/N 107–)
10K-54 (S/N 101–)
Fig. 9-22: Park Brake Cylinder – Vertical Cylinder Mount
1. Follow preparation procedures as outlined in Section 3 and in
Section 5 of this manual.
2. Block the wheels and make sure the park brake is released.
3. Install a brake pressure diagnostic port test gauge to the hose into the
brake diagnostic port.
4. While watching test gauge, press brake pedal numerous times until
pressure gauge reads 0 psi. Remove test gauge and cap diagnostic
port.
5. Tag and disconnect wiring harness (Item 14) from park brake pressure
switch (Item 13). Remove park brake pressure switch.
6. Slowly loosen hydraulic brake hose (Item 2), bleed any remaining oil
into appropriate container, and disconnect hose from elbow (Item 3).
7. Remove cotter pin (Item 8) from clevis pin (Item 9). While holding the
brake cam (Item 7) up, remove clevis pin from clevis (Item 10).
# Description
1 Park Brake Cylinder Mount
2 Hydraulic Brake Hose
3 Elbow
4 Clevis Pin
5 Cotter Pin
6 Park Brake Cylinder
7 Brake Cam
# Description
8 Cotter Pin
9 Clevis Pin
10 Clevis
11 Lockwasher
12 Jam Nut
13 Park Brake Pressure Switch
14 Wiring Harness
V
1076
1
2
3
6
8
9
12
11
10
5
4
7
13
14