BOGIES AND SUSPENSION - South Central Railway

CHAPTER 6 – BOGIES AND SUSPENSION
WAGON MAINTENANCE MANUAL
Page 33 of 121
ii. Keep the side bearer clearance between 4 mm to 7 mm by inserting a liner ring
(3 mm thick) between the under frame bolster bottom gusset and centre pivot
top.
iii. Maintain the side bearer clearance. In service, both the side bearers wear.
The bottom side bearer should be built by welding when it is worn out by 3
mm.
iv. Shackle pin and shackle stone to be checked and replaced as given in para
602 C (c).
v. Horn cheek and Gap stiffener to be checked and attended as given in para
602 C (d).
vi. Free camber of spring to be checked. Spring must be changed if it is not as per
the specification given in para 602 C(f).
602E. REPAIR AND MAINTENANCE DURING ROH & POH
In addition to the above repair work attended at sick line, the following additional
work is also to be carried out during maintenance at the time of ROH and POH:-
i. Bogie is to be fully dismantled
ii. Wear between the inner surface of the centre pivot bottom and the outer
surface of the centre pivot top to be checked and repaired as given in para 602
C(a).
iii. Clearance of side bearer is to be maintained as given in para 602 C(b).
iv. Maintenance of shackle pin and shackle stone to be done as given in para 602
C(c).
v. Maintenance of horn cheek & gap stiffener to be done as given in para 602
C(d).
vi. Maintenance of axle box lugs to be done as given in para 602 C(e).
vii. Spring to be checked as given in para 602 C(f).
For details of maintenance and repair procedures of various components, refer
to RDSO publication No. G-16 (Rev.2), July 1978.