TM 10-6640-239-13 4-160 4-69.    SULFUR APPARATUS, WATER BATH, GREASE WORKING MACHINE AND BRACKETS. This task consists of: a. Remove b. Install INITIAL SET-UP Tools Required General Mechanics Tool Kit, (Appendix B, Section III, Item 1) Portable Electric Drill, (Appendix B, Section III, Item 2) Twist Drill Set, (Appendix B, Section III, Item 2) Hand Blind Riveter, (Appendix B, Section III, Item 3) Materials/Parts Required Lockwashers (2) Rivets, (14) REMOVE 1. Remove Sulfur Apparatus and Brackets.  See Figure 4-63. a. Open cabinet U to gain access to hardware. b. Loosen strap (1) securing sulfur apparatus (2) and remove sulfur apparatus. c. Remove four rivets (3) and two brackets (4). d. Remove two rivets (5), screws (6), washers (7), lockwashers (8), nuts (9), and two brackets (10).  Discard lockwashers. 2. Remove Water Bath and Brackets. a. Open cabinet U to gain access to hardware. b. Loosen captive screw (11), remove bracket (12) and water bath (13). c. Remove two rivets (14) and bracket (15). d. Remove two rivets (16) and bracket (17). e. Remove two rivets (18) and bracket (19). f. Remove two rivets (20) and bracket (21). 3. Remove Grease Working Machine and Bracket. a. Open cabinet U to gain access to hardware. b. Loosen captive screw (22), remove bracket (23) and grease working machine (24). c. Remove four screws (25) and bracket (26).