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TM9-2815-202-34 c.   Cleaning/inspection l l WARNING Dry  cleaning  solvent  P-D-680  Is  toxic  and  flammable.  Wear  protective goggles  and  gloves  and  use  only  in  well-ventilated  areas.  Avoid contact  with  skin,  eyes,  and  clothes.  Don’t  breathe  vapors.  Do  not  use near  open  flames  or  excessive  heat.  The  flash  point  100  °F-138oF (38°C-50oC).  If  you  become  dizzy  while  using  cleaning  solvent,  get medical  aid.  If  contact  with  eyes  Is  made,  wash  your  eyes  with  water and  get  medical  aid  immediately. Compressed  air  used  for  cleaning  purposes  will  not  exceed  30  PSI. Use  ‘only  with  effective  chip  guarding  and  personal  protective equipment  (goggles/shield,  gloves  etc.). (1) Clean air heater body and fuel injector nozzle with cleaning solvent and dry with compressed  air. (2)  Inspect  electrode,  fuel  injector  nozzle,  and  air  heater  body  for  cracks,  pitting,  or  wear. d. Assembly (1) Install two connectors (33) into air heater body (37). (2) Install adapter (31) into connector (33). (3) Install fuel injector nozzle (38) into air heater body (37). (4) Screw electrode (29) into air heater body (37). e.  Test/Adjustment Using gap gages, adjust wire (39) to electrode (29) to obtain air gap of 0.080 inch. f.  Installation NOTE Do not install air box heater body on engine until all ignition coil testing is complete. (1)  Install  two  bolts  (34),  two  Iockwashers  (35),  air  heater  assembly  (30),  and  gasket  (36)  onto block. Torque bolts to 13-17 Ib-ft (1 8-23 N-m). (2) Connect hose (1) to adapter (31) on air heater assembly (30). NOTE Test air nozzle assembly (38) by applying power (18 V dc) to air pump and feel for suction at fuel line connector (33). If no suction is felt, replace air nozzle assembly. (3) Connect hose (32) to connector (33) on air heater assembly (30). (4) Connect high tension lead (28) to electrode (29). 4-27


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