Section 03-01D: Engine, Diesel Engine, 7.3L V-8 | 1992 Bronco/Econoline/F-Series |
Econoline
Removal
The engine removal and installation procedures are for the engine only (transmission not attached).
Open hood and disconnect both battery ground cables.
Drain coolant.
Remove air intake hoses and air filter assembly and cover engine with T83T-9424-A or equivalent over air intake opening.
Discharge air conditioning system if equipped. Refer to «Section 12-03», Air Conditioning General Service.
Remove front bumper, air deflector, and stone guard. Refer to «Section 01-19», Bumpers.
Remove air deflector and grille. Refer to «Section 01-02», Body Panels.
Remove headlamp and side lamp assemblies and housing. Refer to «Section 17-01», Lighting, Exterior.
Remove transmission oil cooler if separate cooler is used.
Remove grille support and lower grille panel. Refer to «Section 01-02», Body Panels.
Remove hood latch from upper radiator support and set aside with cable attached.
Remove radiator and fan shroud. Leave upper and lower radiator hoses attached to engine.
Disconnect air conditioning lines to condenser using A/C Spring Lock Coupling Disconnect Tool Set T84L-19623-B.
Remove air conditioning condenser.
Remove oil cooler lines and bracket.
Remove upper radiator support.
Remove fan and fan clutch and all belts.
Disconnect electrical connection, hoses and tubes from air conditioning compressor. Remove bracket with assembled compressor.
Disconnect power steering hoses at steering gear and remove bracket with assembled power steering pump.
Remove alternator adjusting bracket.
Remove upper and lower radiator hoses from engine.
Disconnect electrical connections to engine from main wiring harness and disconnect alternator electrical connections. Tag wires to aid in installation.
Remove transmission oil cooler line bracket from front of engine.
Remove ground cable from engine.
Disconnect vacuum pump hose from main junction.
Disconnect bleeder hose from heater hose and remove disconnect heater hoses from heater core.
Disconnect fuel hose from fuel pump. Remove fuel filter assembly.
Remove throttle cable bracket and dipstick tube bracket.
Remove inside engine cover.
Remove fuel return hose and transmission dipstick tube.
Remove three top transmission-to-engine bolts.
Raise vehicle.
Disconnect starter electrical and transmission electrical connections.
On vehicles with automatic transmission, remove flywheel housing cover and torque converter-to-flywheel nuts.
Remove four engine mount nuts.
Lower vehicle and support transmission with suitable transmission jack.
Attach Rotunda Floor Crane and Lifting Attachment 014-00071 according to instructions with crane.
Remove remaining transmission-to-engine bolts.
Raise floor crane boom until the crane supports the weight of the front of the engine.
Adjust nut on floor crane turnbuckle until turnbuckle supports weight of rear of engine.
Remove engine, adjusting floor crane turnbuckle as necessary to tilt engine as removal requires.


Mount engine on repair stand and remove Rotunda Floor Crane and Lifting Attachment 014-00071.
Installation
CAUTION: If engine to be installed has been overhauled or has been in storage, take the following precaution to prevent piston and bearing scuffing. Prime entire engine lubricating system to fill oil cooler, oil filter and cylinder block galleries with the specified type and grade of oil.
Attach Rotunda Floor Crane and Lifting Attachment 014-00071 or equivalent to engine according to instruction to crane. Remove engine from repair stand.
On vehicles equipped with an automatic transmission, raise the engine and position it into the vehicle aligning the transmission converter to the flex place and the engine dowels to the transmission. Lower the engine to the chassis brackets, and align the through-bolt holes on the engine supports and put in through-bolts.
On vehicles equipped with a manual transmission, start the transmission pinion shaft into the clutch disc.
It may be necessary to adjust the position of the transmission in relation to the engine if the input shaft will not enter the clutch disc. If the engine hangs up after the shaft enters, turn the crankshaft slowly (transmission in gear) until the shaft splines mesh with the clutch disc splines.
Align the housing on the engine and insert the housing-to-engine bolts. Alternately tighten bolts to specifications in «Group 07», Transmission.
On vehicles equipped with an automatic transmission, install converter housing-to-cylinder block bolts. Alternately tighten bolts to specifications in «Group 07», Transmission.
Remove Rotunda Floor Crane Lifting Attachment 014-00071 and transmission jack.
Raise vehicle.
Install engine mount nuts and tighten to specification.
Connect starter and transmission electrical connections.
Install new gaskets and connect exhaust pipes to exhaust manifolds. Install sound shield bolts.
Lower vehicle.
Install transmission dipstick tube.
Install fuel return hose.
Install inside engine cover.
Install bracket for dipstick tube and throttle cable bracket.
Install fuel filter assembly and fuel hose to fuel pump.
Connect heater hoses to heater core. Install bleeder hose to heater hose.
Connect vacuum pump hose to main junction.
Install transmission oil line bracket to front of engine block.
Install alternator adjusting bracket.
Connect electrical connections to alternator and engine.
Install assembled power steering pump and bracket and connect power steering pump hoses to steering gear.
Install assembled air conditioning compressor and bracket. Connect manifold tubes and electrical connection to compressor.
Install fan and all belts and adjust according to «Section 03-05», Accessory Drive.
Install oil filler tube.
Install upper radiator support.
Install air conditioning condenser and attach lines. Refer to «Section 12-03B», Air Conditioning, Heater System, Econoline.
Install radiator and fan shroud.
Install hood latch and adjust. Refer to «Section 01-02», Body Panels.
Install lower grille panel and grille support. Refer to Section 01-02, Body Panels.
Install transmission oil cooler.
Install headlamp housings, turn signal/parking lamp assemblies, and headlamp assemblies. Refer to «Section 17-01», Lighting, Exterior.
Install grille and air deflector. Refer to Section 01-02, Body Panels.
Install front bumper, air deflector and stone guard. Refer to «Section 01-19», Bumpers.
Evacuate and charge air conditioning system. Refer to «Section 12-03», Air Conditioning General Service.
Fill cooling system. Fill with proper grade of engine oil. Start engine and bleed power steering system. Check for leaks and engine and accessories operation.