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TM  9-2815-202-34 4-10.  AIR  BOX  HEATER  REPLACEMENT c.   Cleaning/inspection (Cont) WARNING l Dry  cleanlng  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  Is  100oF-138°F (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. l 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 solenoid valve and bracket with cleaning solution. Dry with compressed air. (2)  Inspect  fuel  hoses  for  cuts,  tears,  kinks,  or  damage. (3)  Inspect  wiring  harness  for  cuts,  tears,  burns,  or  damage. d. Assembly (1)   Install two screws (76), two Iockwashers (77), and solenoid valve (52) to bracket (20). Tighten  securely. NOTE Model 7083-7396 uses a connector instead of an elbow for item (49) on the solenoid valve  inlet. (2) Install elbows (49 and 51) to solenoid valve (52). Tighten securely. (3)  Install  four  screws  (71),  four  Iockwashers  (73),  and  four  nuts  (72)  securing  wiring  harness connector (74) to bracket (20). (4) Screw wiring harness connector (70) onto solenoid valve (52). e.  Test/Adjustment (1) (2) Connect fabricated test lead to terminal on solenoid valve (52). Apply a 24 V dc power source and listen or feel to confirm valve is opening and closing as power is applied. If no indication  of  movement  is  present,  replace  solenoid  valve. Disconnect  power  source  and  test  lead  from  solenoid  valve  (52). 4-32


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