Specifications
GEARBOX REMOVAL & INSTALLATION Document No. DER05037 
Effective Date  28 Mar 08  Page 3 of 8 
Figure 5037-3 Temperature and Speed Sensors - Solid End 
11. Select a suitable hoist capable of lifting at least 4000 lbs (1800 kg) to rotating assembly. 
12. Attach hoist to rotating assembly, properly balancing the hoisting straps to ensure that the 
assembly remains horizontal during lifting. Slowly hoist rotating assembly until clear of base. 
13. Lower rotating assembly onto a cradle that is capable of supporting its weight. 
14. Remove screws securing upper and lower halves of solid end pillow block together. Support 
lower half while prying the two halves apart, and separate and remove pillow block halves 
from main bearing. 
15. Note location of coupling half on gearbox shaft, and remove screws securing coupling half to 
gearbox shaft, and remove coupling. 
16. Remove screws securing sheave to bowl flange, and remove sheave. 
17. Remove screws securing input flange to gearbox housing (Figure 5037-4), and remove flange. 
Figure 5037-4 Input Flange, Speed Sensor Cam, Solid End Main Bearing 










