This engine installation and operation manual is provided as guidance for the installation of Hyundai SeasAll engine in a boat, and to describe engine operation. Its purpose is to provide technical information to aid in performing an effective engine installation so as to achieve both maximum performance and service life.
Wait until the engine is fully cool to do inspection and maintenance. • Do not use the engine for a purpose other than what is intended by Hyundai SeasAll. REFUELING Do not modify the performance of the...
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During this period, it is procedures specified by Hyundai SeasAll. important that the engine is operated as outlined below. • The limited warranty does not apply to any • DO NOT operate engine at idle rpm for...
INSTALLATION & OPERATION MANUAL H380 Series APPROXIMATE CONVERSIONS FROM STANDARD MULTIPLY MULTIPLY SYMBOL SYMBOL SYMBOL SYMBOL 0.039 inch inch 25.4 LENGTH inch LENGTH inch 2.54 3.28 0.3048 0.0016 645.2 AREA AREA 10.764 0.093 in ³ 0.061 in³ 16.388 0.06 61.023 in³...
INSTALLATION & OPERATION MANUAL H380 Series ENGINE IDENTIFICATION Engine identification is affixed to the engine block and the JUNCTION box (See figure). • SERIAL NUMBER ON THE ENGINE BLOCK FORMAT : D6HAXXXXXX • ENGINE NAME PLATE Engine Family D6HA Engine Type H380 Engine Serial No.
INSTALLATION & OPERATION MANUAL H380 Series ENGINE SUSPENSION • To lift the engine, use the three engine eyes (see figure). • To avoid engine damage, take care that engine lift chains or belts do not hit or touch surrounding parts during engine lifting.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 2 ENGINE OPERATION STARTING ENGINE • Before starting the engine, you should • The engine room requires a constant supply check engine oil, coolant, gearbox oil, fuel of fresh air. Be sure that...
INSTALLATION & OPERATION MANUAL H380 Series EMERGENCY STOP • You can stop the engine by pushing this button. After releasing the switch by twisting the button, you can start the engine again. (Normally, the button should be in the ‘out’ position.) •...
INSTALLATION & OPERATION MANUAL H380 Series SEAWATER FLOW – OPEN COOLING CIRCUIT Water strainer ← Water valve ← Water pickup ↓ Seawater pump ↓ Intercooler ↓ Heat exchanger ↓ Seawater WATER PICKUP • Water pickup should be installed in an area where it won’t pick up air bubbles and will access...
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INSTALLATION & OPERATION MANUAL H380 Series CLEANING STRAINER FILTER • Stop the engine and close the water valve. • Remove the filter cap. • Remove the filter element, flush it thoroughly with clean water or compressed air. • Insert the cleaned filter element and screw on the filter cap.
INSTALLATION & OPERATION MANUAL H380 Series AUTOMATIC DRAIN VALVE • The Automatic Drain Valve allows condensed water in the intercooler to drain when the engine is a idle or is stopped. CHECKING AUTOMATIC DRAIN VALVE • Stop the engine and remove the Automatic Condensate water Emission from intercooler.
INSTALLATION & OPERATION MANUAL H380 Series SEAWATER PUMP • The internal diameter of hose connected to seawater pump inlet should be 50.8mm(2 inch). • The cross section of the hose may shrink due to inlet pressure drop. Therefore, the hose from water pickup in the boat’s hull to the seawater...
INSTALLATION & OPERATION MANUAL H380 Series CHECKING SEAWATER PUMP & IMPELLER • Stop the engine and close the water valve. • Remove the impeller housing cover. • Remove the impeller from inside the seawater pump. • Check the condition of impeller and bushing.
INSTALLATION & OPERATION MANUAL H380 Series ENGINE COOLANT FLOW ( OPENED COOLING CIRCUIT) 1. Engine Block Coolant Outlet ↓ 2. Exhaust manifold ↓ Turbocharger 3. Thermostat housing ↓ 4. Heat exchanger ↓ 5. coolant pump ENGINE COOLANT • The coolant level should be between MAX and MIN marks on the side of the coolant reservoir when the engine is cool.
INSTALLATION & OPERATION MANUAL H380 Series SUPPLEMENTAL ENGINE COOLANT • If the coolant level is below level ‘Low’, add Mixture Percentage(volume) Ambient enough specified coolant to provide protection Temperature against freezing and corrosion. Coolant level Antifreeze Water should be between the MAX and MIN. But do -15℃...
To heater ※HOSE IN DIAMETER Φ17 • Contact your Hyundai SeasAll dealer if you have From heater any concerns. WARNING NEVER OPEN THE EXPANSION TANK CAP WHEN THE ENGINE IS OPERATING OR HOT.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 4 FUEL SYSTEM The unit injector consists of a pumping element (A), a controlling component (B), and a nozzle (C) as shown in the illustration. The pumping element (A) generates the fuel pressure as the force from the cam drives the plunger via the rocker arm.
INSTALLATION & OPERATION MANUAL H380 Series FUEL SUPPLY SYSTEM • The fuel system consists of an electronic control unit (ECU), unit injectors, a fuel pump, fuel lines, a fuel filter, an overflow valve, a fuel tank etc. • Fuel from the fuel filter is supplied into the fuel gallery in the cylinder head.
2) After water is drained, securely tighten the drain plug. CAUTION HYUNDAI SEASALL’S GUARANTEES OR WARRANTIES ARE VOID IN CASES WHERE DAMAGE TO FUEL INJECTON COMPONENTS (HIGH PRESSURE PUMP, INJECTORS, ETC.) CAN BE ATTRIBUTED TO THE USE OF UNQUALIFIED FUELS.
INSTALLATION & OPERATION MANUAL H380 Series CHANGING FUEL FILTER CARTRIDGE When replacing a fuel filter element • Clean around the fuel filter. • Loosen air vent bolt ‘A’ on fuel filter and relieve the pressure in the fuel line. • Replace the filter element.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 5 INTAKE & EXHAUST SYSTEM The intake air system of this engine is optimized by EVGT and a highly efficient intercooler system. The pressure of the air system is up to about abs. 2.7 bar in order to optimize engine combustion.
INSTALLATION & OPERATION MANUAL H380 Series ENGINE AIR CONSUMPTION -. Engine need to proper intake air for combustion this requires a minimum internal area of air supply ducting the area can be calculated by using the formula <TABLE1> Number of...
INSTALLATION & OPERATION MANUAL H380 Series CHECK AIR FILTER • The original Hyundai SeasAll air cleaner may be cleaned and reused. • If the air filter is very dirty, it can increase airflow resistance and reduce flow of air to the engine.
• The exhaust pipe can be rotated 90° according to the installation requirements. Tighten the exhausted pipe to the reinforced bracket to prevent damage from vibration. Exhaust Pipe CAUTION IF IN DOUBT ABOUT EXHAUST SYSTEM INSTALLATION, PLEASE CONTACT YOUR NEAREST HYUNDAI SEASALL DEALER. - 33 -...
INSTALLATION & OPERATION MANUAL H380 Series ENGINE OIL LEVEL CHECKS • The engine oil level must be checked at regular intervals. • Be sure the boat is level. • Start the engine and allow it to reach normal operating temperature.
INSTALLATION & OPERATION MANUAL H380 Series ENGINE OIL EXTACTION PUMP • Allow the engine to warm up at least 5 minutes then turn off engine. • Remove the engine oil filler cap and oil filter. • The oil drain hose is connected to the oil extraction pump ①.
INSTALLATION & OPERATION MANUAL H380 Series REPLACING FULL FLOW OIL FILTER • Remove the drain plug(A) at the lower part of oil filter and drain the engine oil. • Remove the cap of oil filter upper part and remove the oil filter.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 7 ELECTRICAL SYSTEM BATTERY CABLE CONNECTIONS 1) The diameter of battery cable should be at least 40mm within a length of 4m. 2) And it should be at least 50mm if the cable is longer than 4m.
INSTALLATION & OPERATION MANUAL H380 Series ACCELERATION SENSOR AND CONTROL LEVER • When installing control lever cable to acceleration 40 mm sensor, be sure that the acceleration sensor lever is fully released to the idle position and fully pulled to the full-load position. The swing distance of lever between idle and full-load position is 40mm.
INSTALLATION & OPERATION MANUAL H380 Series BATTERY CHECKS Battery inspection is very important in electronically controlled engines: You must check the battery condition regularly. LOAD TEST • Perform the following steps to complete the load Voltage Temperature test procedure for maintenance-free batteries.
Always replace a blown fuse with one of the same rating. • If the replacement fuse blows, this indicates an electrical problem. Avoid using the system involved immediately consult authorized Hyundai SeasAll dealer. - 41 -...
INSTALLATION & OPERATION MANUAL H380 Series RELAY • Oil pump_20Amp • Air heater_20Amp • Starter sol_20Amp • Main_20Amp • Fuel heater_20Amp • VGT power_20Amp • Using an ohmmeter, check that there is Terminal Continuity continuity between each terminal. 30 - 87 85 - 86 •...
When the engine starts normally, all the lamps turn off. If there is a problem, the specific lamp will come on. In this case, contact your Hyundai SeasAll dealer and have the engine checked as soon as possible.
INSTALLATION & OPERATION MANUAL H380 Series RPM GAUGE 1) When the ignition key is in the ON position, this gauge will work. 2) This gauge indicates real-time engine rpm. 3) Avoid maximum rpm and Wide Open Throttle (WOT) before a cold engine is fully warmed up as it can harm the engine.
INSTALLATION & OPERATION MANUAL H380 Series WARNING LAMPS Alarm will sound when alarm lamps flicker. CHECK ENGINE OIL PRESSURE WARNING • This lamp informs you that the engine has • This lamp informs you if the engine oil a serious problem.
INSTALLATION & OPERATION MANUAL H380 Series SWITCHES 1) Function switch - use to change the information display on the LCD. 2) PTO/IDLE change switch – use to enable PTO/IDLE RPM adjustment function 3) UP/DOWN switch – use to raise or lower PTO/IDLE RPM.
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INSTALLATION & OPERATION MANUAL H380 Series CN3 (KEY SWITCH) KEY SWITCH START SWITCH BATTERY + CN4 (RPM Gauge-Main) BATTERY + NOT USED GROUND KEY SWITCH DIMMER CAN 1-H CAN 1-L NOT USED CN5 (RPM Gauge-Aux) NOT USED BUZZER OIL PRESSURE SENDER...
INSTALLATION & OPERATION MANUAL H380 Series G-SCAN G-scan is a diagnostic tool which can perform the functions of DTC analysis, fault code searching, data analysis and ECU upgrading. G-SCAN CONNECTIONS The G-scan can be connected to the diagnostic connector of the EOI (1), as well as to the G-scan connector in the junction box (2).
(diagnosis trouble code) will give you information about it. The DTC display is only for initial assistance and to aid communication with a Hyundai SeasAll dealer if there is an emergency. You should contact your nearest Hyundai SeasAll dealer as soon as possible if a system problem arises.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 9 ANTI CORROSION SYSTEM ANODE INTERCOOLER HEAT EXCHANGER 1) ANODE for corrosion protection. Must be replaced every 250 hours. 2) When used in salt or brackish water, regular inspection is required. It is strongly recommended to replace the sacrificial anode at the start of each season.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 10 ENGINE STORAGE The major consideration in preparing your engine for storage is to protect it from rust, corrosion, and damage caused by freezing of trapped water. The following storage procedures should be followed to prepare your engine for out-of-season...
INSTALLATION & OPERATION MANUAL H380 Series WINTER STORAGE Protect your engine from freezing and corrosion damage by following the procedures indicated below. • COOLING SYSTEM • LUBRICATION SYSTEM -. IF the seawater system is not filled with an -. Start the engine and allow it to reach normal antifreeze solution as per the instructions above, operating temperature.
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 11 MAINTENANCE THE INITIAL RUNNING CHECK BEFORE THE WATER TEST ON THE WATER TEST Seawater inlet valve open Seawater pump operating properly Engine coolant level Seawater strainer correctly mounted , Clean and tightly closed...
INSTALLATION & OPERATION MANUAL H380 Series CHAPTER 12 TROUBLESHOOTING GUIDE ■ Starter motor does not crank the engine Possible Causes •Engine stop switch is not in the “ON” position •Engine is not shifted to neutral position (Switch is pressed) •Weak battery or battery connections are loose •Starter motor solenoid or slave solenoid failure...
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INSTALLATION & OPERATION MANUAL H380 Series ■ Engine rattling, noisy engine Possible Causes •Incorrect compensation of individual injectors •No engine coolant temperature sensor signal •Low compression pressure •Clogged injector return line •No rail pressure sensor signal •Faulty injector •Poor injector O-ring •Carbon deposit on the injector...
Warranty coverage is available only to retail customers who purchase from a dealer authorized by Hyundai SeasAll to distribute the product in the country in which the sale occurred, and then only after the Hyundai SeasAll specified pre-delivery inspection process is completed and documented.
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Pump Housing and Oil Pan. • Cylinder Liner or Cylinder Bore scratches are not included in extended major part warranty coverage. Hyundai SeasAll Rating Categories For Marine Auxiliary Engine (Ratings in accordance with ISO 8528 ) Standby Power 1) Operating less than 500 hours per year with average 90% load of the declared Standby Power 2) No overload capability is available for this rating.
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Hyundai SeasAll will verify the warranty registration of the new owner. WHAT HYUNDAI SEASALL WILL DO Hyundai SeasAll will pay for all parts and labor needed to repair the damage to the product resulting from a defect in materials or factory workmanship.
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INSTALLATION & OPERATION MANUAL H380 Series OWNER’S OBLIGATIONS It is the owner’s obligation to install, operate, maintain and care for Hyundai SeasAll engines in accordance with the instructions and requirements stated in the Installation and Operation Manual. The owner is responsible for providing enough time and cooperation to get the engine repaired by an authorized dealer, and to deliver it to a proper facility for repair.
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Transmissions and drive systems (ZF Marine, Mercury etc.) are covered under separate warranties, provided and serviced by those companies. For information on those warranties, please see the separate booklets included in the original packaging of your Hyundai SeasAll purchase. - 69 -...
WARRANTY REGISTRATION CARD Date of sale This card is essential for registration of the customer’s warranty. Month Year Please fill out the following registration card in English. If Warranty Transfer , Check box ■OWNER’S INFORMATION Name or Company E-Mail Address Country State / Province / City Operating Location...
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