EFFECTIVITY
ALL CFM56 ENGINES
CFMI PROPRIETARY INFORMATION
CFM56-ALL TRAINING MANUAL
REQUIREMENTS
BORESCOPE INSPECTION
Page 49
Sep 03
ENGINE
LOCATION
PORT No.
PORT SIZE
(MM)
WRENCH
SIZE
AREAS VIEWED
WITHOUT MOTORING TIME TO
REACH
-2/-3/-5A -5B/-5C -7B 100°F(38°C) 200°F(93°C)
BOOSTER
S0 S03 S0 N/A N/A STAGE 3 T/E -- --
STAGE 4 L/E -- --
-- S05 -- N/A N/A STAGE 5 T/E -- --
HPC CASE
S1 S1 S1 10 MM 1/2 HEX STAGE 1 L/E 30 mn --
S2 S2 S2 8 MM 1/2 HEX STAGE 1 T/E
STAGE 2 L/E 30 mn --
S3 S3 S3 10 MM 1/2 HEX STAGE 2 T/E
STAGE 3 L/E 30 mn 20 mn
S4 S4 S4 8 MM 1/2 HEX STAGE 3 T/E
STAGE 4 L/E 1 hr 30 mn
S5 S5 S5 10 MM 1/2 HEX STAGE 4 T/E
STAGE 5 L/E 1 hr 30 mn
S6 S6 S6 10 MM 1/2 HEX STAGE 5 T/E
STAGE 6 L/E 1.5 hrs 1 hr
S7 S7 S7 8 MM 11/16 HEX STAGE 6 T/E
STAGE 7 L/E 2.0 hrs 1.5 hrs
S8 S8 S8 8 MM 11/16 HEX STAGE 7 T/E
STAGE 8 L/E 2.5 hrs 1.5 hr
S9 S9 S9 8 M 11/16 HEX STAGE 8 T/E
STAGE 9 L/E 2.5 hrs 1.5 hrs