TM 10-4320-310-14 Section II  MAINTENANCE ALLOCATION CHART PUMP UNIT, FLAMMABLE LIQUID, CENTRIFUGAL, SELF-PRIMING, 2-INCH, 100 GPM, DIESEL ENGINE DRIVEN 00 Pump Unit 01 Pump Assembly Backhead Inspect 0.1 1 Replace 1.0 Impeller Assembly Inspect 0.5 1 Replace 1.0 Repair 1.0 B Diffuser Assembly Inspect 0.5 1 Replace 1.0 Repair 1.0 B Shaft Seal Inspect 1.0 1 Replace 1.0 Stub Shaft Inspect 1.0 3 Replace 1.5 Housing Assembly Inspect 1.0 2 Replace 1.0 Repair 3.0 B 02 Air Filter Assembly Inspect 0.1 2 Service 0.5 Replace 0.5 Repair 0.5 Air Filter Element Service 0.1 Replace 0.1 F 03 Engine Assembly Inspect 0.2 2 Service 0.2 Replace 2.0 MAINTENANCE LEVEL (5) TOOLS AND EQUIP. (3) MAINTENANCE FUNCTION (6) REMARKS (2) COMPONENT ASSEMBLY (1) GROUP NUMBER C O F H D UNIT DEPOT GS DS B-4