Lincoln Navigator: Engine - 3.5L EcoBoost (272kW/370PS) / Variable Camshaft Timing (VCT) Unit. Removal and Installation
Removal
NOTICE:
During engine repair procedures, cleanliness is extremely
important. Any foreign material, including any material created while
cleaning gasket surfaces, that enters the oil passages, coolant passages
or the oil pan, can cause engine failure.
NOTE:
If the RH
VCT units are being serviced at the same time as the LH
VCT units, remove the RH
VCT units first.
RH variable camshaft timing (VCT) unit
-
Remove the RH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
-
-
Remove and discard the VCT unit bolts.
-
Remove the VCT units.
LH variable camshaft timing (VCT) unit
-
Remove the LH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
-
-
Remove and discard the VCT unit bolts.
-
Remove the VCT units.
Installation
LH variable camshaft timing (VCT) unit
-
-
Install the VCT units.
-
Install the new VCT unit bolts.
Torque:
Stage 1:
30 lb.ft (40 Nm)
Stage 2:
Loosen:
360°
Stage 3:
18 lb.ft (25 Nm)
Stage 4:
150°
-
Install the LH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
RH variable camshaft timing (VCT) unit
-
-
Install the VCT units.
-
Install the new VCT unit bolts.
Torque:
Stage 1:
30 lb.ft (40 Nm)
Stage 2:
Loosen:
360°
Stage 3:
18 lb.ft (25 Nm)
Stage 4:
150°
-
Install the RH timing chain.
Refer to: Timing Chain (303-01 Engine - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
Special Tool(s) /
General Equipment
303-1246Engine Spreader BarTKIT-2006UF-FLMTKIT-2006UF-ROW
303-1654Lift Eyes
307-346
(T97T-7902-A)
Retainer, Torque ConverterTKIT-1998-LM (NavigatoR)TKIT-1997-F/FLM/LT
Floor Crane
Oil Drain Equipment
Trolley Jack
Hose Clamp Remover/Installer
Wooden Block
NOTICE:
The turbo..
Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
Lubricate the O ring with clean engine oil.
Disconnect the electrical connector, remove the retainer
and the turbocharger boost pressure (TCBP) and charger air cooler
temperature (CACT) sensor .
Torque:
27 lb.in (3 Nm)
Installation
..
Special Tool(s) /
General Equipment
6.5 mm Drill Bit
Polydrive Bit Socket
Self-Piercing Rivet (SPR) Remover/Installer
Belt Sander
Blind Rivet Gun
Hot Air Gun
Locking Pliers
Materials
Name
Specification
Metal Bonding AdhesiveTA-1, TA-1-B, 3M™ 08115, LORD Fusor® 108B, Henkel Teroson EP 5055
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Seam S..