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747-400 MAINTENANCE MANUAL NOSE WHEEL WELL FORWARD DOOR OPERATOR RODS - INSPECTION/CHECK _____________________________________________________________ 1. General_______ A. This procedure contains a task to examine the attach points of the door operator rods at the forward of the nose for worn areas. TASK 32-22-03-206-001 2. Forward Nose Wheel Well Door Operator Rods Inspection (Fig. 601)_____________________________________________________ A. References (1) 20-11-01/401, Bushings and Bearings
(2) 32-22-03/401, Nose Wheel Well Forward Door Operator Rods
(3) IPC 32-22-03 Fig. 2
(1) Location Zone 711 Nose Landing Gear Door, Forward, LH 712 Nose Landing Gear Door, Forward, RH
S 026-003 (1) Do this task: "Nose Wheel Well Forward Door Operator Rods Removal" (Ref 32-22-03/401).
(2) Examine the door operator rods at the forward of the nose wheel well for worn areas.
(a) Measure the parts at the locations shown in figure 601.
(b) Compare the measure dimensions to the wear limits in figure
(c) If the part is not in tolerance, replace the part if you cannot repair it.
S 426-005 (3) Do this task: "Nose Wheel Well Forward Door Operator Rods Installation" (Ref 32-22-03/401). EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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747-400 MAINTENANCE MANUAL
FWD SEE A FORWARD DOOR ACTUATOR BELLCRANK SEE B SEE C BELLCRANK SUPPORT FITTING
FORWARD DOOR OPERATOR ROD SEE C SHOWN WITH DOORS OPEN A Nose Wheel Well Forward Door Operator Rods Wear Limits Figure 601 (Sheet 1) EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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OPERATOR ROD (2 PLACES)
INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS REPLACE PART WORN REPAIR WORN PART REPAIR INSTR. DIAMETER WEAR ALLOWED DIM. *[4] DIAM CLEAR-ANCE MAX MIN MAX 1 BUSHING ID 0.5000 0.5015 0.5030 0.0055 X *[1] BOLT OD 0.4985 0.4995 0.4975 X 2 BUSHING ID 0.5015 0.5030 0.5035 0.0055 X BOLT OD 0.4985 0.4995 0.4980 X 3 BUSHING ID 0.7500 0.7515 0.7530 0.0060 X *[2] BUSHING ID 0.7480 0.7490 0.7470 X 4 BEARING ID 0.4995 0.5000 0.5020 0.0055 X BOLT OD 0.4985 0.4995 0.4965 X 5 BUSHING ID 0.5015 0.5030 0.5035 0.0055 X BOLT OD 0.4985 0.4995 0.4980 X
Nose Wheel Well Forward Door Operator Rods Wear Limits Figure 601 (Sheet 2)
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INDEX NO. PART NAME DIM. DESIGN LIMITS WEAR LIMITS REPLACE PART WORN REPAIR WORN PART REPAIR INSTR. DIAMETER WEAR ALLOWED DIM. *[4] DIAM CLEAR-ANCE MAX www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 起落架 LANDING GEAR 4
