TM9-2815-202-34 6-11.   AIR   BOX   HEATER   REPLACEMENT This  task  covers: a.  Removal b. Disassembly c. d. Assembly e.  Test/Adjustment f. Cleaning/Inspection Installation INITIAL   SETUP MODELS MANDATORY   REPLACEMENT   PARTS 7083-7398 7083-7399 1 2 TOOLS  AND  SPECIAL  TOOLS 1 1 General mechanics tools kit (App B, Item 96) 2 Torque wrench (App B, Item 101) 3 2 2 4 Lockwasher (App F, Item 95) Lockwashers (App F, Item 91 ) LockWashers  (App  F,  Item  92) Gasket  (App  F,  Item  61) Gasket  (App  F,  Item  77) Gaskets(App  F,  Item  45) LockWashers  (App  F,  Item  93) Lockwashers (App F, Item 98) Lockwashers (App F, Item 90) LockWashers  (App  F,  Item  89) EXPENDABLE/DURABLE   SUPPLIES Cleaning solvent (App C, Item 10) Fuel oil (App C, Item 21) PUMP  AND  MOTOR  ASSEMBLY a.   Removal (1) (2) (3) (4) (5) (6) (7) (8) 6-14 NOTE If present, remove safety wire from connector. Disconnect wiring harness connector (1) from  terminal on pump and motor assembly (2). Remove nut (3) and Iockwasher (4) securing wiring harness lead (5) to pump. Discard Iockwasher. Disconnect tube (6) from elbow (7) on pump. Disconnect hose (8) from elbow (9) on pump. For model 7083-7398 only, disconnect hose (8) from elbow (1 O) on fuel strainer. Disconnect wiring harness connector (11 ) from ignition coil (12). Remove nut (13) and Iockwasher (14) securing two wiring harness leads (15) to stud (16) mounted  in  cylinder  head.  Remove  leads.  Discard  Iockwasher. Disconnect  tube  (17)  from  elbow  (18)  on  solenoid  valve.