TM 9-2815-225-34&P 3-35.  CYLINDER HEAD AND VALVE REPAIR (Contd) LOCATION/ITEM ACTION REMARKS c.  Inspection and Repair (Contd) 18. Two injector a.  Inspect for scratches on cup Replace if any scratches are sleeves (7) area and cracks at rolled seam. found.  (Refer to step 18d for replacement.) b.  Check seating pattern as follows: NOTE Ensure injector assembly is new or condition of injector assembly cup is satisfactory prior to checking seating pattern. (1)  Lightly coat cup of injector assembly (43) with Prussian blue compound. (2)  Install injector assembly (43) Tighten screws (45) alternately on injector sleeve (7) and secure in 48 lb-in. (5 Nm) increments with injector damp (44) and two to 10-12 lb-ft (14-16 Nm). screws (45). (3)  Remove two screws (45), injector clamp (44), and injector assembly (43) from injector sleeve (7). (4)  Check seating pattern in cup Seating pattern must cover seating area of injector sleeve (7). completely around injector seat and must be at least 0.060 in. (1.524 mm) wide and 0.469 in. (11.913 mm) from bottom surface of cylinder head (9) (refer to illus- tration).  Replace old injector sleeve (7) if not within above spec- ifications (refer to step 18d for replacement).  Recut new injector sleeve (7) if not within above spec- ifications (refer to step 18e for recutting). 3-126