SINGLE TANK CONNECTION KIT MAINTENANCE

CHECK VALVE ASSEMBLY (2-INCH) REPAIR - Continued - TM-10-4610-237-12_119

TEE AND DUAL GATE VALVE ASSEMBLY (9148-Y1) REPAIR

TM-10-4610-237-12 20K Gallon Water Storage and Distribution System Model 20KWSDS (NSN: 4320-01-382-2684) (EIC:ZIN) Manual
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TM 10-4610-237-12 4.22 SINGLE TANK CONNECTION KIT MAINTENANCE. The single tank connection kit consists of the components listed below. Refer to the following paragraphs for applicable maintenance procedures. Procedure Para. Discharge and Suction Hose Assembly Repair....................................... ............................................................... 4.15 Tee and Dual Gate Valve Assembly (9148-Y1) Repair................................ .......................................................... 4.23 Gate Valve (4-Inch) Repair.................................................................................................................................... 4.24 Tee and Dual Gate Valve Assembly (9148-Y2) Repair .................................. ....................................................... 4.25 4.23 TEE AND DUAL. GATE. VALVE ASSEMBLY (9148-Y1) REPAIR. This task consists of: a. Disassembly b. Cleaning c. Inspection d. Repair e. Assembly INITIAL SET-UP: Tools: Material/Parts: General Mechanics Tool Kit (Item 1, App. B) Detergent, General Purpose (Item 1, App. E) Equipment Condition: Wiping Rag (Item 2, App. E) Tee and dual gate valve assembly removed (para. 3.4a) Gasket (3) (Item 3, App. I) Gasket (5) (Item 12, App. I) Lockwashers (40) (Item 13, App. I) NOTE Ensure that all parts identified as mandatory replacement parts are discarded and replaced with new components. a. Disassembly. Refer to Figure 4-12. (1) Disconnect ring (1) from female coupling (9) and remove plug (2). (2) Remove gasket (3) from female coupling (9). (3) Remove eight nuts (4), lockwashers (5), flat washers (6), screws (7) and ten flat washers (8). (4) Separate female coupling (9) and gasket (10) from gate valve (16). (5) Remove eight nuts (11), lockwashers (12), flat washers (13), screws (14) and ten flat washers (15). (6) Separate gate valve (16) and gasket (17) from tee (45). (7) Disconnect ring (18) from female coupling (26) and remove plug (19). (8) Remove gasket (20) from female coupling (26). (9) Remove eight nuts (21), lockwashers (22), flat washers (23), screws (24) and ten flat washers (25). (10) Separate female coupling (26) and gasket (27) from gate valve (33). 4-41

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