LPT SHAFTLOWER COOLING MANIFOLD
LOW PRESSURE TURBINE MODULE
CTC-063-034-00
EFFECTIVITY Page 7
72-50-00
Dec 00
ALL CFM56-5B ENGINES FOR A319-A320-A321 BASIC ENGINE
CFMI PROPRIETARY INFORMATION
The turbine frame module is one of the engine major structural assemblies, and is located at the rear of the engine. It is made up of a hub and an outer casing.
The turbine frame module is bolted to the rear flange of the LPT case.
Its rear flange provides attachment for the exhaust nozzle and exhaust plug.
The outer casing is equipped with mounts for rear engine installation on the airframe.
The aft side of the turbine frame provides support and attachment for :
- the flange assembly and, at its center, the flame
arrestor.
- the exhaust plug.
Page 8
EFFECTIVITY
72-50-00
Dec 00
BASIC ENGINE
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
CFM56-5B包H TRAINING MANUAL
ENGINE MOUNTS
STRUT
LPT CASE EXHAUST PLUG (NOT SHOWN)
FLAME ARRESTOR
FLANGE
ASSEMBLY
OVERBOARD SEAL DRAIN TUBE
TURBINE FRAME MODULE
CTC-063-037-01
EFFECTIVITY Page 9
72-50-00
Dec 00
ALL CFM56-5B ENGINES FOR A319-A320-A321 BASIC ENGINE
CFMI PROPRIETARY INFORMATION
There are 5 borescope ports for inspection of the LPT blades.
Ports S16 and S17, which are located at the 5 and 8 o’clock positions respectively, are used to examine the LPT stage 1 blade leading edge.
Ports 18, 19 and 20, at the 5 o’clock position, are located between stages 1, 2 and 3.
Page 10
EFFECTIVITY
72-50-00
Dec 00
BASIC ENGINE
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
CFM56-5B包H TRAINING MANUAL
BORESCOPE PORT LOCATIONS (ALF)
S17
S16, S18, S19, S20
S18
S16, S17
S18
S19
FWD
S20
S16 S20
S19
LPT BORESCOPE PORTS
CTC-063-035-01
Page 11
EFFECTIVITY
72-50-00
Dec 00
BASIC ENGINE
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
THIS PAGE INTENTIONALLY LEFT BLANK
Page 12
EFFECTIVITY
72-50-00
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BASIC ENGINE
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
包 CFM56-5B TRAINING MANUAL
H
ACCESSORY DRIVE SECTION
Page 1
EFFECTIVITY
72-60-00
Dec 00
BASIC ENGINE
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
The accessory drive system is located at the 6 o’clock position.
In order to drive the engine and aircraft accessories, part of the core engine power is extracted through the Inlet Gearbox (IGB) and transmitted through the following gearboxes and shafts :
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