TM 55-1520-240-23-1 1-92 INSPECTION    (Continued) 1-92 OPERATING TIME SPECIAL INSPECTION FOR AIRCRAFT ON PM/PMD REF. NO. FREQUENCY INSPECTION REQUIREMENTS 1. PRIOR  TO  FIRST FLIGHT OF EACH DAY PERFORM ILCA JAM TEST, PHASE 1.  REFER TO TM 55-1520-240-23-6, TASK 7-104.1. 1.1. AFTER EACH ENGINE SHUTDOWN VISUALLY INSPECT THE FWD AND AFT SWASHPLATE LOWER SEAL USING A FLASHLIGHT OR OTHER SUITABLE LIGHT SOURCE. VISUALLY INSPECT WITH A MIRROR THE AREA BETWEEN THE UNDERSIDE OF THE ROTATING RING AND TOP SIDE OF STATIONARY RING FOR ANY SLINGING OR CLUMPING OR GREASE/DEBRIS (I.E., SEAL, BEARING CAGE, SEAL SPRING, WIRE, OR OTHER MATERIAL). A THIN EVEN BEAD OF GREASE AROUND THE SEALING AREA IS CONSIDERED NORMAL. 1.2. AFTER FIRST FLIGHT ANYTIME AN ENGINE DRIVESHAFT, ENGINE DRIVE SHAFT ADAPTER ASSEMBLY, OR ASSOCIATED SELF-LOCKING NUT IS INSTALLED,  ALL SELF-LOCKING NUTS SHALL HAVE A TORQUE CHECK PERFORMED IN ACCORDANCE WITH TM 55-1520-240-23, TASK 6-30.2, AFTER FIRST FLIGHT. IF NUT TURNS DURING TORQUE CHECK, REPEAT THE TORQUE CHECK AFTER  SUBSEQUENT FLIGHT, BUT NOT TO EXCEED 10 FLIGHT HOURS. ANY NUT THAT FAILS THE SECOND TORQUE CHECK SHALL BE REPLACED WITH A NEW NUT. 2. AFTER FIRST FLIGHT AFTER REMOVAL/REINSTALLATION/REPLACEMENT, CHECK TORQUE ON HYDRAULIC PUMP (P/N 145HS100-3) MOUNT BOLTS. FWD AND AFT XMSN. 2.1. EVERY  5  HEATER HOURS CLEAN HEATER IGNITERS AND DRAIN LINE. 3. DELETED 4. 10 FLIGHT HOURS ANYTIME PITCH CHANGE LINK MOUNT BOLTS ARE REINSTALLED OR REPLACED, TORQUE MUST BE CHECKED WITHIN  10 FLIGHT HOURS. IF DURING TORQUE CHECK RETORQUING IS REQUIRED,  THE TORQUE CHECK WILL BE REPEATED AFTER SUBSEQUENT FLIGHT, BUT NOT TO EXCEED  10 FLIGHT HOURS. 4.1. 10 FLIGHT HOURS/ 14 DAY BASIS VISUALLY INSPECT ALL THREE HYDRAULIC PUMPS FOR BROKEN SCREWS ON THE PUMP BODY (NOT THE MOUNTING BOLTS), AND FOR EVIDENCE OF LEAKS. REFER TO TM 55-1520-240-23P-1. 5. 50   FLIGHT HOURS/MONTHLY PERFORM AVUM PREVENTIVE MAINTENANCE ON BATTERY. REFER TO TM 11-6140-203-23. 5.1. 25 FLIGHT HOURS VISUALLY INSPECT OUTBOARD DRIVE SHAFT LUGS AND ADAPTER LUGS. REFER TO TM 55-1520-240-23-5, TASK 6-30.2 (STEPS 1 AND 2 ONLY). 6. 25 FLIGHT HOURS (IF INSTALLED) AIRCRAFT WITH EAPS INSTALLED, SLIDE NO. 1 AND NO. 2 EAPS FORWARD AND VISUALLY INSPECT INSIDE OF EAPS FOR DIRT, OIL, SECURITY OF BYPASS DOOR ACTUATORS AND ELECTRICAL WIRING. VISUALLY INSPECT COMPRESSOR FOR SIGNS OF DAMAGE. LIFT ENGINE COWLINGS AND INSPECT FOR LEAKS AND CHAFING OF FUEL LINES, OIL LINES, ELECTRICAL LINES, AND FIRE DETECTION ELEMENTS. 7. 25 FLIGHT HOURS INSPECT ELASTOMERIC, LAG DAMPER AND LOWER PITCH LINK BEARINGS (IF INSTALLED) FOR CONDITION. (DO NOT REMOVE LAG DAMPER BOLTS OR PITCH CHANGE LINK BOLTS TO PERFORM THIS INSPECTION. USE A FLASHLIGHT AND MIRROR IF BLACK RUBBER APPEARS UNBONDED OR NOT VISIBLE, OR IF THERE ARE SIGNS OF OIL DAMPNESS AROUND THE BEARING, THEN REMOVE BOLT/DAMPER.) REFER TO TASKS 5-87.2 AND 5-97.2, TM 55-1520-240-23-4 FOR BEARING INSPECTION CRITERIA ONLY. 7.1. 25 FLIGHT HOURS VISUALLY INSPECT UPPER DAMPNER ATTACHING LUG BUSHINGS P/N 145R3116-10 FOR SLIPPING/LOOSENESS. (THIS INSPECTION ONLY REQUIRED IF BUSHING WAS FOUND LOOSE OR SLIPPING DURING INITIAL INSPECTION.) 7.2. DELETED Change 3 1-343