BOGIES AND SUSPENSION - South Central Railway
BOGIES AND SUSPENSION - South Central Railway
BOGIES AND SUSPENSION - South Central Railway
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CHAPTER 6 – <strong>BOGIES</strong> <strong>AND</strong> <strong>SUSPENSION</strong><br />
e) The buckle to be examined and repaired as given in para 605 B (e)<br />
WAGON MAINTENANCE MANUAL<br />
Page 75 of 121<br />
f) Wagons unevenly loaded should not be allowed to run in service. Worn out pins<br />
should be replaced. Spring with shifted plates beyond limit should be replaced.<br />
605 M. REPAIR <strong>AND</strong> MAINTENANCE DURING ROH & POH<br />
The following additional work also to be carried out during maintenance at<br />
the time of ROH and POH including the above work mentioned at para 605 L.<br />
i. All spring to be given a scrag test and their camber should be checked..<br />
ii. At least 5% of springs must be subjected to load deflection test.<br />
iii. Important Do’s & Don’ts for spring as given in para 605 F to be followed.<br />
iv. It should be ensured that packing plate sits properly on the axle box crown and<br />
the spring buckle rests properly over it and there should be no chance for them<br />
to come out of the crown. Buffer height to be adjusted as given in para 605 G.<br />
v. The inner portions where axle guards wear, horn cheeks have been provided<br />
on the axle guard. Horn cheek should be replaced after reaching condemning<br />
limit.<br />
vi. To ensure that the longitudinal and lateral clearances on horn cheeks are<br />
within limits ‘not go gauge’ and ‘wear limit gauge’ for condemning the horn<br />
cheeks should be used<br />
vii. Important Do’s & Don’ts for Roller bearing as given in para 605 K to be<br />
followed.<br />
605 N. AXLE BOX ASSEMBLY WITH PLAIN BEARING<br />
Axle box keeps the axle in position and provides lubrication to the journal. It<br />
encloses bearing and conditions lubrication. The bearing may be a plain brass or<br />
SGCI bearing or a roller bearing using oil soaked waste for the former and grease for<br />
the latter. There are many types of axle boxes in use on <strong>Railway</strong>s. Plain brass bearing<br />
axle boxes in use on <strong>Railway</strong>s of IRS & IRCA type only are being described in this<br />
chapter.<br />
1. IRS Axle box (BG) for 8 wheeler wagons journal size 255 x 127 mm to Drg.<br />
No. W/AB-555.<br />
2. IRS Axle box (BG) for 8 wheeler wagons journal size 305 x 155 mm to Drg.<br />
No. W/AB-1650<br />
3. IRS axle box (BG) for 4 wheeler wagons journal size 255 x 127 mm to Drg.<br />
No. W/AB-570<br />
4. IRS Axle box (BG) for 8 wheeler wagons journal size 305 x 152 mm.<br />
5. IRS axle box (MG) for 4 wheeler wagons journal size 230 x 115 mm to Drg.<br />
No. W/AB-1401<br />
6. IRS axle box (MG) for 8 wheeler wagons journal size 230 x 115 mm to Drg.<br />
W/AB-1404
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