TM 10--3510--221--24
0118 00--1
DRUM ROTATION SENSOR REPLACEMENT
0118 00
THIS WORK PACKAGE COVERS:
Removal, Installation
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Washer, Lock (Item 27, WP 0275 00)
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
LADS power shut off at main control
enclosure (WP 0112 00).
REMOVAL
NOTE
Steps 1 thru 4 apply to drum A only.
1. Unplug water supply pump (1) from junction box (2).
2. Disconnect water supply line (3).
3. Loosen unions (4) and (5), then remove pipe (6).
4. Loosen unions (7) and (8), then remove pipe (9).
5. Remove eight screws (10) and lock washers (11), then remove front belt guard (12) from rear belt guard (13).
6. Disconnect electrical connector (14) from sensor (15).
WARNING
Use extreme caution when rotating drum sheave. Keep fingers clear of sheave and belt
contact points. Failure to follow this precaution could result in severe personal injury.
7. Rotate drum sheave (16) until a spoke (17) is aligned with tip of sensor (15).
8. Measure and record gap between tip of sensor (15) and spoke (17).
9. Remove from jam nut (18), then remove sensor (15) from mounting bracket (19).
