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Exhaust Blower Drive Removal, Repair and Replacement
Figure 3-25 Exhaust Blower Drive

TM-5-3895-374-24-2 M081 Asphalt Mixing Plant Manual
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TM 5-3895-374-24-2 ground strap must be reinstalled to the motor.  Install the sheave according to the instructions in Section 3-5-14. 2. Connect  the  wiring  in  the  junction  box  following  the  markings  made  at  disassembly.    Place  the  cover  on  the junction box. 3. Install the shave onto the blower shaft.  Follow the instruction in Section 3-5-14. 4. Install the drive belts onto the sheaves.  Check the alignment of the sheaves and adjust if necessary.  Tension the drive belts by adjusting the electric motor take up.  Torque the bolts holding the electric motor. 5. Install the belt drive guard. 6. Inspect  all  components  that  have  been  re-installed.    Confirm  that  all  fasteners  have  been  torqued.    Check component alignment to determine that it is proper. 7. Remove padlock from the breaker and turn breaker on. 3-5-3.  Exhaust Blower Removal, Repair and Replacement.  See figure 3-26. This procedure assumes a complete removal, repair and replacement of the assembly.  A partial disassembly repair and replacement  is  possible.    Follow  the  procedure  to  the  point  of  removing  only  those  components  requiring  repair  or replacement.    The  blower  drive,  described  in  the  previous  section,  must  be  partially  removed  to  complete  the  following procedure. A.  Disassembly 1. Disconnect and lock out the breaker for the exhaust blower motor. 2. Remove the fasteners holding the access door in place.  Remove the access door.  The fan hub and blades can be inspected. 3. Remove the fasteners holding the bearing fan guard in place. 4. Remove the connector and seal (shown on Figure 3-25) joining the exhaust blower to the baghouse outlet.  The exhaust blower housing is in two halves, the upper and the lower.  Remove the fasteners holding the upper half to the lower and remove the upper half. page 3 - 765







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