
Thoroughly clean negative brake piston as well as beds and seal
seats.
Replace O-ring seals (26), (27) and (28) as well as anti-extrusion
rings (29) and (30), keeping to assembling positions.
Lubricate seals (26), (27) and (28) with oil and, using a plastic
hammer, install piston (25) into brake cylinder (23).
ATTENTION!
1- Hammer around the whole rim
2 - Check match marks of guide pin hole
Turn the kit over and lay it on a support "
C
".
Clean piston (35) of service brake as well as bed and seal seat.
Replace O-ring (31) and anti-extrusion ring (32) observing
assembling position.
Lubricate seal (31) with oil and install piston (35) in brake cylinder
(25) using a plastic hammer.
ATTENTION!
1- Hammer around the whole rim
2 - Check direction of installation
Coat the outer rim of the Belleville washer (24) with grease and
place it in the appropriate seat in the intermediate cover. Install a
new O-ring (34) in the intermediate cover.
ATTENTION!
The outer rim of the Belleville washer must be
centred in the intermediate cover (40).
Hoist the brake cylinder (23) and position it right opposite the main
body (7).
Tighten two safety studs "
C
" in the main body (7) and disconnect
from the hoist.
GB
GB
GB
GB
GB
GB
a
b
c
d
f
e
22
ASSEMBLING BRAKING UNITS AND ARMS - ASSEMBALGGIO GRUPPI DI FRENATURA E BRACCI - ZUSAMMENBAU DER
BREMSAGGREGATE UND ARME - ASEMBLAJE GRUPOS DE FRENATURA Y EJES - ASSEMBLAGE GROUPES DE FREINAGE ET BRAS
D1240221
30
29
28
27
26
F1241677
23
25
D1240222
32
31
35
C
F1241929
23
35
F1241814
24
34
7
40
F1241815
23
7
C