VBV OPEN A END PORT
CDP (PS3) PORT
CBP PORT
AA
MEC Fittings and O-Rings
Figure 408 (Sheet 1)
E35256
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////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
VSV HEAD
FITTING
TC2
FITTING
O-RING
CIT (P6)
CIT (P6) PORT O-RING
FITTING TC1 FITTING
O-RING
PB VSV HEAD
FITTING PORT
SEE C
TC2 PORT
TC1 PORT
SEE B
CDP (PS3)
FITTING
CBP
FITTING
O-RING
PB
PORT
O-RING
PS12
FITTING
A-A
MEC Fittings and O-Rings
Figure 408 (Sheet 2)
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E35264
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
TC3
PC PORT SEE D 1
SEE D 1
VSV HEAD
END LINE TC2
TC1
MEC
ENGINE
INBD
IDLE RESET FWD SOLENOID
MEC
VIEW IN THE FORWARD DIRECTION BC
O-RING
FITTING AT PLUG AT PC PC AND TC3 AND TC3 PORTS PORTS
PORT PORT
O-RING
EXAMPLE OF PC AND TC3 PORTS, FITTINGS AND O-RINGS
D
1 ON ENGINES WITHOUT THE HPTCC TIMER, THE PC AND TC3 PORTS ARE PLUGGED. MEC Fitting and O-Ring Figure 408 (Sheet 3)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE A
VBV CLOSED A END FITTING A AND PORT
VBV OPEN END PORT
CDP (PS3) PORT
CBP PORT
A
MEC Top Fittings and O-Rings
Figure 409 (Sheet 1)
E35273
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A 737-300/400/500MAINTENANCE MANUAL
VBV OPEN END PORT
SEE B
PCR PORT
OVERBOARD
DRAIN PORT
TOP VIEW A-A
OVERBOARD DRAINHEATED SERVO FITTINGSUPPLY FITTING HEATED SERVO
SUPPLY PORT
O-RING
O-RINGVBV OPEN END FITTING
O-RING
VBV OPEN
END PORT FWD VBV CLOSED
END PORT
B
MEC Top Fittings and O-Rings
Figure 409 (Sheet 2)
//////////////////////// / /
CFM56 ENGINES
/ / ////////////////////////
HEATED SERVO SUPPLY PORT
VBV CLOSED
END PORT
PCR PORT
OVERBOARD DRAIN PORT
E35277
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