Yanmar JH Series Operation Manual
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Yanmar JH Series Operation Manual

Yanmar JH Series Operation Manual

Marine engine
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OPERATION MANUAL
MARINE ENGINE
JH
3JH40
4JH45
4JH57
4JH80
4JH110
en
English

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Summary of Contents for Yanmar JH Series

  • Page 1 OPERATION MANUAL MARINE ENGINE 3JH40 4JH45 4JH57 4JH80 4JH110 English...
  • Page 2 We reserve the right to make any change at any time without notice. Yanmar and are registered trademarks of YANMAR POWER TECHNOLOGY CO., LTD. in Japan, the United States and/or other countries. All Rights Reserved: No part of this publication may be reproduced or used in any form by any means -...

  • Page 3: Table Of Contents

    Before You Operate..........4 During Operation and Maintenance..... 4 LOCATION OF SAFETY DECALS ......8 PRODUCT OVERVIEW ..........11 YANMAR 3/4JH COMMON RAIL SERIES FEATURES AND APPLICATIONS ......11 New Engine Break-In......... 12 COMPONENT IDENTIFICATION ......13 Right Side (Viewed from Flywheel) - 3JH40 ..13 Left Side (Viewed from Flywheel) - 3JH40 ..
  • Page 4 INTRODUCTION ............61 SAFETY PRECAUTIONS......... 61 OPERATION (B25, C35-TYPE INSTRUMENT PANEL) ....63 Starting the Engine..........63 If the Engine Fails to Start........64 Starting at Low Temperatures......64 After the Engine has Started ......65 JH Series Operation Manual...
  • Page 5 Sys on by ID, Start by ID ........88 Owner ID Change ..........88 YANMAR E-key ..........89 If the Engine Fails to Start ......... 93 Starting at Low Temperatures ......93 After the Engine has Started ......93 JH Series Operation Manual...
  • Page 6 Performing Periodic Maintenance ....107 The Importance of Daily Checks ...... 107 Keep a Log of Engine Hours and Daily Checks .. 107 YANMAR Replacement Parts ......107 Tools Required..........107 Consult Your Authorized YANMAR Marine Dealer or Distributor for Help ......107 Tightening Fasteners ........
  • Page 7 4JH80, 4JH110 Marine Gear or Sail Drive ..159 SYSTEM DIAGRAMS ..........161 PIPING DIAGRAMS..........161 WARRANTY USA ONLY ..........179 YANMAR POWER TECHNOLOGY CO., LTD. LIMITED EMISSION CONTROL SYSTEM WARRANTY - USA ONLY ........179 YANMAR EMISSION CONTROL SYSTEM WARRANTY STATEMENT..........
  • Page 8 TABLE OF CONTENTS This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 9: Introduction

    • Make sure this manual is transferred to manufacture. subsequent owners. This manual should To help you enjoy your YANMAR JH series be considered a permanent part of the engine for many years to come, please engine and remain with it.

  • Page 10: Record Of Ownership

    INTRODUCTION RECORD OF OWNERSHIP Take a few moments to record the information you need when you contact YANMAR for service, parts or documentation. Engine Model: __________________________________________________________ Engine Serial No.: _______________________________________________________ Date Purchased: ________________________________________________________ Dealer:_________________________________________________________________ Dealer Phone:___________________________________________________________ To Register Your YANMAR Engine 1.

  • Page 11: Safety

    SAFETY YANMAR considers safety of great DANGER importance and recommends that anyone that comes into close contact with its Indicates a hazardous situation which, products, such as those who install, if not avoided, will result in death or operate, maintain or service YANMAR serious injury.

  • Page 12: Safety Precautions

    • Safety signs and labels are additional Never use improper reminders for safe operating and capacity of fuses. maintenance techniques. • Consult authorized YANMAR Marine Store any containers containing fuel or dealer or distributor for additional other flammable products in a training.
  • Page 13 Burn Hazard Some of the engine surfaces become very hot during operation and shortly after shutdown. Keep hands and other body parts away from hot engine surfaces. JH Series Operation Manual...
  • Page 14 If a YANMAR Marine Engine is installed at an angle that exceeds the specifications stated in the YANMAR Marine Installation Manuals, engine oil may enter the...
  • Page 15 Never turn off the battery switch (if equipped) or short the battery cables during operation. Damage to the electrical system will result. JH Series Operation Manual...

  • Page 16: Location Of Safety Decals

    SAFETY LOCATION OF SAFETY DECALS Figure 1, Figure 2 and Figure 3 show the location of safety decals on YANMAR 3JH40, 4JH45/57 and 4JH80/110 series marine engines. Figure 13JH40 Engine CAUTION : Overcranking engine with water lift WARNING muffler can cause damage.
  • Page 17 CAUTION : Overcranking engine with water lift WARNING muffler can cause damage. 128171-07150 128990-07270 128296-07350 056977-02X00 Figure 2 1 – Part Number: 128296-07350 2 – Part Number: 128171-07150 3 – Part Number: 128990-07270 4 – Part Number: 196630-12980 JH Series Operation Manual...
  • Page 18 128171-07150 128990-07270 128296-07350 056978-03X01 Figure 3 1 – Part Number: 128296-07350 2 – Part Number: 128990-07270 3 – Part Number: 128171-07150 4 – Part Number: 120650-07060 5 – Part Number: 196630-12980 JH Series Operation Manual...

  • Page 19: Product Overview

    Failure to do so can lead to reduced vessel knowledge and engineering skills. performance, lead to increased smoke See YANMARs local subsidiary in your levels and cause permanent damage to region or your authorized YANMAR Marine your engine. dealer or distributor. maximum throttle: fuel stop power engine speed...

  • Page 20: New Engine Break-In

    • With the clutch in NEUTRAL, accelerate lifetime. from the low-speed position to the high-speed position briefly. A new YANMAR diesel engine must be operated at suitable speeds and power • Repeat this process five times. settings during the break-in period to make...

  • Page 21: Component Identification

    8 – Engine oil filter 20 – Alternator 9 – Engine oil cooler 21 – Seawater pump 10 – Marine gear (KM35P) 22 – Belt cover 11 – Marine gear oil dipstick 12 – Shift lever JH Series Operation Manual...

  • Page 22: Right Side (Viewed From Flywheel) - 4Jh45/4Jh57

    8 – Engine oil filter 20 – Alternator 9 – Engine oil cooler 21 – Seawater pump 10 – Marine gear (KM4A1) 22 – Belt cover 11 – Shift lever 12 – Marine gear oil dipstick JH Series Operation Manual...

  • Page 23: Right Side (Viewed From Flywheel) - 4Jh80/4Jh110

    9 – Engine oil filter 22 – Seawater pump 10 – Engine oil cooler 23 – Alternator 11 – Marine gear (KMH4A) 24 – Belt cover 12 – Marine gear oil dipstick 13 – Shift lever JH Series Operation Manual...

  • Page 24: Nameplates

    PRODUCT OVERVIEW NAMEPLATES The marine gear nameplate (Figure 8) is attached to the marine gear. Check the The nameplates of YANMAR 3/4JH marine gears model, gear ratio, oil used common rail series engines are shown in and serial number. Figure 7. Check the engine’s model,...

  • Page 25: Function Of Major Components

    Starter Starter motor for the engine. Powered by the battery. Alternator Driven by belt and generates electricity and charges the battery. Engine Oil Dipstick Gauge stick for checking the engine oil level. JH Series Operation Manual...

  • Page 26: Electronic Control System

    • Never use the ECU for other purposes female coupler. than intended or in other ways than Doing so may cause contact failure of specified by YANMAR. Doing so could the connector pins, resulting in result in the violation of emission malfunction of the ECU.

  • Page 27: Main Electronic Control Components And Features

    Allows the operator to troubleshoot the cause of a problem based on detailed information regarding the problem occurring in the ECU. This tool can also be used for data maintenance tasks including programming and mapping. See TROUBLESHOOTING on page 135. JH Series Operation Manual...

  • Page 28: Control Equipment

    B25-Type 042563-02X00 Figure 10 C35-Type 043796-02X00 Figure 11 1 – Alarm lamp 4 – Switches (push-buttons) 5 – Coolant temperature gauge 2 – Tachometer 6 – Engine oil pressure gauge 3 – LCD JH Series Operation Manual...
  • Page 29 Other indicators in the LCD can be added by display setting. See Selection of the display setting on page 28. Coolant temperature and oil pressure display • B25, C35-Type panels have a digital LCD screen inside the tachometer. • C35-Type panels have an electric gauge with a needle. JH Series Operation Manual...
  • Page 30 All switches are push-buttons. Power switch Start switch Pushing this switch turns Pushing this switch on or off the power. operates the starter and starts the engine. 042567-01X00 042564-01X00 Stop switch Pushing this switch stops the engine. 042565-01X00 JH Series Operation Manual...
  • Page 31 When the water level in the fuel filter/water separator becomes too high, the indicator will light and the alarm will sound. Drain the water from the fuel filter/water separator. See Draining Fuel Filter/Water Separator on page 123. JH Series Operation Manual...
  • Page 32 Next, press the right button to show the pressure display. Select between Metric Battery voltage units (BAR) and Imperial units (PSI) at the "System Units screen" on page 26. Press again to show the battery voltage. 055130-00EN02 Figure 13 JH Series Operation Manual...
  • Page 33 DTCs to see all the applying trouble codes. Look up the codes in the Failsafe Diagnosis Functional Specification Chart on page 142 and consult your authorized YANMAR Marine dealer or distributor for repairment. DTC list Note: When “UNKNOWN” is displayed, consult your authorized YANMAR Marine dealer or distributor.
  • Page 34 Select Scroll Select Press the left button and go to the next Imperial, Metric screen "FUEL". 057180-00EN01 Figure 15 Confirm that the display indicates "FUEL". Pressing the right button displays the fuel tank level setting screen. JH Series Operation Manual...
  • Page 35 Select screen "dISPLAY". 057181-00EN01 There are four types of fuel level gauge Figure 16 setting. The type of level gauge can be changed by scrolling and selecting the setting with the buttons. F3-180 F240-3 Type F70-3 JH Series Operation Manual...
  • Page 36 Repeat the same procedure to set other indicators. When "RETURN" is indicated on the Display settings screen, press the right button to exit the "dISPLAY" mode. Press the left button and go to the next screen "ENGINE". 112535-00EN00 Figure 18 JH Series Operation Manual...
  • Page 37 “EXIT”. Press the right button when “EXIT” is Exit setup shown on the screen to exit the setup mode. All LCD light up for a while, and then returns to hour meter. 112583-01EN00 Figure 19 JH Series Operation Manual...
  • Page 38 "ON". Hour meter Throttle position Water temperature Water temperature Engine load Backlight Fuel flow rate Engine oil pressure Engine oil pressure Intake air pressure Battery voltage Fuel temperature Hour meter Alarms 057189-02EN00 Figure 20 JH Series Operation Manual...
  • Page 39 Power ON Immediately After 2 seconds After 4 seconds Before start After start Starter switch Alarm buzzer ON (0.3s) Charge lamp Coolant temperature lamp Engine lubricating oil pressure lamp LCD display YANMAR Full display Hour meter JH Series Operation Manual...

  • Page 40: Accessory Power Output

    The maximum current of this output terminal is 3 A (Fuse capacity). Do not use a current higher than 3 A. For the content of the output terminal, refer to the Service Manual. Buzzer ACC Output F1A - 3 AMP Fuse 043801-01EN00 Figure 21 JH Series Operation Manual...

  • Page 41: Single-Lever Remote Control Handle

    PRODUCT OVERVIEW Single-Lever Remote Control Handle Figure 9 K0004511 Figure 23 Note: YANMAR recommends the use of a K0004504 single-lever type for the remote Figure 22 control system. If only a two-lever type is available in the market, Note: Direction of travel will vary reduce engine speed to 1000 min depending on installation location.

  • Page 42: Vessel Control System (Vc10)

    If this system is not utilized in specific accordance with the instructions in this manual or the system is modified in any way, YANMAR will not be responsible for any warranty failures in the operation of the system or the vessel utilizing the system.

  • Page 43: Display

    037635-01X01 Figure 26 drops. • The electric charge alarm indicator The alarm window appears with an audible activates when there is a charging alarm when abnormal engine activity failure. occurs. JH Series Operation Manual...
  • Page 44 Switch to the monitor screen in the normal indication. Send the screen in order with the   Display Indication buttons. The monitor screen is fixed when there is no operation with the   buttons for 5 seconds. JH Series Operation Manual...
  • Page 45 Under normal circumstances, do not use the Emergency stop switch to stop the engine. The engine shuts down suddenly when the Emergency stop switch is pressed. After the engine has stopped, press the Emergency stop switch to release the emergency stop. JH Series Operation Manual...

  • Page 46: Vessel Control System (Vc20)

    If this system is not utilized in specific accordance with the instructions in this manual or the system is modified in any way, YANMAR will not be responsible for any warranty failures in the operation of the system or the vessel utilizing the system.
  • Page 47 PRODUCT OVERVIEW Compass safety distance for Shift and Throttle Control Head Follow the compass safe distances to prevent interference to a magnetic compass. Standard compass Steering compass 0.45 m 0.30 m JH Series Operation Manual...

  • Page 48: Display

    037635-01X01 Figure 32 drops. • The electric charge alarm indicator The alarm window appears with an audible activates when there is a charging alarm when abnormal engine activity failure. occurs. JH Series Operation Manual...
  • Page 49 Switch to the monitor screen in the normal Display Indication indication. Send the screen in order with the   buttons. The monitor screen is fixed when there is no operation with the   buttons for 5 seconds. JH Series Operation Manual...
  • Page 50 3. Set the minimum and maximum Utility Night mode brightness as required. Auto dimmer Auto dimmer limit • The brightness is adjusted in 8 steps. Figure 22 MAIN MENU 122767-00EN00 Figure 36 OIL PRESSURE COOLANT TEMP 122767-00EN02 Figure 38 JH Series Operation Manual...
  • Page 51 The engine shuts down suddenly when the Figure 39 Emergency stop switch is pressed. To start and stop the engine: After the engine has stopped, press the Emergency stop switch to release the Press the START/STOP switch. emergency stop. JH Series Operation Manual...
  • Page 52 PRODUCT OVERVIEW This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 53: Before You Operate

    SAFETY PRECAUTIONS This section of the Operation Manual Before performing any operations within describes the diesel fuel, engine oil and this section, review the Safety section on engine coolant specifications and how to page 3. replenish them. JH Series Operation Manual...

  • Page 54: Diesel Fuel

    • In Europe, biodiesel fuels must comply Only use diesel fuels recommended by with the European Standard YANMAR for the best engine performance, EN590-2009, EN14214. to prevent engine damage and to comply with EPA warranty requirements. Only use •...
  • Page 55 • Ash content not to exceed 0.01% by volume. • Carbon residue content not to exceed 0.35% by volume. Less than 0.1% is preferred. • Total aromatics content should not exceed 35% by volume. Less than 30% is preferred. JH Series Operation Manual...
  • Page 56 The fuel outlet should be positioned 20 to 30 mm (0.79 to 1.18 in.) above the bottom of the tank so that only clean fuel is distributed to the engine. K0004512 Figure 1 JH Series Operation Manual...

  • Page 57: Filling The Fuel Tank

    5. Replace the fuel cap and hand-tighten. Fire and Explosion Hazard Over-tightening the fuel cap will damage it. Never refuel with the engine running. Rinse fuel tank with kerosene or diesel fuel. Dispose of waste properly. JH Series Operation Manual...

  • Page 58: Bleeding The Fuel System

    (approx. 60 times.) • Failure to comply could result in 6. Tighten the air bleed screw. death or serious injury. Exposure Hazard Always wear safety glasses when bleeding the fuel system. JH Series Operation Manual...

  • Page 59: Priming The Fuel System

    • Select the oil viscosity based on the ambient temperature where the engine is being operated. See the SAE Service Grade Viscosity Chart (Figure 5). • YANMAR does not recommend the use of engine oil “additives”. JH Series Operation Manual...

  • Page 60: Engine Oil Viscosity

    If you operate your equipment at 4. Remove dipstick. The oil level should temperatures outside the limits shown, be between upper (Figure 6, (4)) and consult your authorized YANMAR dealer or lower (Figure 6, (5)) lines on the distributor for special lubricants or starting dipstick.

  • Page 61: Adding Engine Oil

    • API Service Categories CD or higher 3. Insert the dipstick fully to check the • SAE Viscosity 15W-40 level. Always keep the oil level between upper and lower lines on the oil cap/dipstick. 4. Hand-tighten the filler port cap securely. JH Series Operation Manual...

  • Page 62: Checking Marine Gear Oil

    4. Re- insert the dipstick without screw in. See the illustration (Figure 7). 5. Remove dipstick. The oil level should be between upper (Figure 7, (3)) and lower (Figure 7, (4)) lines on the dipstick. 6. Screw in the dipstick. JH Series Operation Manual...

  • Page 63: Engine Coolant

    Never mix different types or brands of LLC, as a harmful sludge may form. Mixing different brands of antifreeze may cause chemical reactions, and may make the antifreeze useless or cause engine problems. JH Series Operation Manual...

  • Page 64: Checking And Adding Coolant

    Figure 9 2 – Coolant pump 3 – Coolant tank (Heat exchanger) 108119-01X01 4 – Coolant drain cock Figure 8 (Coolant tank/Heat exchanger) 5 – Seawater pump 1 – Coolant drain cock (Drain from pump cover) (Cylinderblock) JH Series Operation Manual...
  • Page 65 7 – Coolant drain cock (Coolant (Coolant tank/Heat exchanger) tank/Heat exchanger) 7 – Seawater pump 8 – Seawater drain cock (Air cooler) (Drain from pump cover) 9 – Air cooler 10 – Seawater pump (Drain from pump cover) JH Series Operation Manual...
  • Page 66 054746-00X00 FULL Figure 14 1 – Filler Cap Tabs 2 – Coolant Filler Cap 3 – Filler Port Notches 4 – Coolant Tank K0004493 Figure 15 JH Series Operation Manual...
  • Page 67 Note: If the coolant runs low too often or the coolant level in coolant tank drops without any change in the level in the reservoir, there may be water or air leaks in the cooling system. Consult authorized YANMAR dealer or distributor. JH Series Operation Manual...
  • Page 68 BEFORE YOU OPERATE This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 69: Engine Operation

    This section of the Operation Manual Before performing any operations within describes the procedures for starting the this section, review the Safety section on engine, checking engine performance page 3. during operation and shutting down the engine. JH Series Operation Manual...
  • Page 70 • Never run the engine if the ambient temperature is above +40 °C (+104 °F) or below -16 °C (+5 °F). • If the ambient temperature exceeds +40 °C (+104 °F), the engine may overheat and cause the engine oil to break down. JH Series Operation Manual...

  • Page 71: Operation

    1. Open the seacock (if equipped). premature engine wear and damage. 2. Open the fuel tank cock. • Consult your authorized YANMAR 3. Put remote control handle in Marine engine dealer or distributor if the NEUTRAL.

  • Page 72: If The Engine Fails To Start

    Crank for 10 seconds at a time until the engine starts. When the engine does start, stop the engine immediately and turn off the power switch. Be sure to re-open the seacock and restart the engine. Operate the engine normally. JH Series Operation Manual...

  • Page 73: After The Engine Has Started

    • Quickly shift to the FORWARD TROUBLESHOOTING CHART on page position then back to the NEUTRAL 137. If necessary, consult authorized position. YANMAR dealer or distributor. • Observe whether the boat moves in the direction you expect. JH Series Operation Manual...

  • Page 74: Switching To Trolling (Kmh4A Only)

    2. Reduce the speed by moving the turning the lever. trolling handle from high speed (H) (Figure 3, (4)) to low speed (L) (Figure 3, (3)). Adjust the speed to the desired rate and secure the trolling handle in place. JH Series Operation Manual...

  • Page 75: Cautions During Operation

    If the discharge is small, stop the engine immediately; identify the cause and repair. • Is the smoke color normal? The continuous emission of black exhaust smoke indicates engine overloading. This shortens the engines life and should be avoided. JH Series Operation Manual...
  • Page 76 Check the engine room periodically for any problems. • Is there sufficient diesel fuel in the diesel fuel tank? Replenish diesel fuel before leaving the dock to avoid running out of fuel during operation. JH Series Operation Manual...

  • Page 77: Shutting Down The Engine

    5. Wait 6 seconds or more before turning the battery switch off for secure system settle down. For maximum engine life, YANMAR recommends that when shutting the engine down, you allow the engine to • Do not turn the battery switch off idle, without load, for 5 minutes.

  • Page 78: Engine Auxiliary Stop Switch

    0 °C (32 °F). Engine Auxiliary Stop Switch Never use the auxiliary stop switch for a normal engine shutdown. Use this switch only when stopping the engine suddenly in an emergency. 061303-01X00 Figure 6 Figure 3 061302-01X00 Figure 5 JH Series Operation Manual...

  • Page 79: Auxiliary Stop Switch (Option: It Is Recommended That This Switch Is Installed In An Easily Accessible Location.)

    Unless you are in an emergency situation, in order to release above alarm, turn off the power switch and wait 6 seconds before turning the power switch on again. JH Series Operation Manual...

  • Page 80: Operation

    6. Press the control head “SEL” switch. • Wait until the display shows the engine data. The display is shown. 7. If the “Start by ID” has been set, enter the password into the display. JH Series Operation Manual...
  • Page 81 3. The engine will not start or stop if the Power switch is OFF. The Power switch must be ON at all times when the engine is running. 4. Do not press the engine START/STOP switch except for stopping the engine. JH Series Operation Manual...

  • Page 82: Station Protect

    Input new Owner ID made you don’t operate for 10 seconds, the of five digits to replace entry becomes invalid and it is required current Owner ID to enter the Owner ID again. Enter 039896-00E00 Figure 13 JH Series Operation Manual...

  • Page 83: If The Engine Fails To Start

    0.28 to 0.54 MPa (41 to 78 psi). Operate the engine normally. 2. Check for water, fuel or oil leakage from the engine. 3. Check that the smoke color, engine vibration and sound are normal. JH Series Operation Manual...

  • Page 84: Warm Up Mode (Shift Disconnect)

    N (Neutral) position, press the “NTRL” when seawater discharge is too small or switch and cancel warm up mode. if load is applied without any warming up Figure 12 operation. Control head panel 037638-00X03 Figure 14 JH Series Operation Manual...

  • Page 85: Throttle And Shift Control

    Moving the handle forward further will increase the engine speed. Reverse Move the handle toward R (reverse) to the reverse-side notch position. The engine will remain idling. Pulling the handle back further will increase the engine speed. JH Series Operation Manual...

  • Page 86: Engine Speed Limit Mode

    If the discharge is small, stop the engine immediately; identify the cause and repair. • Is the smoke color normal? 037638-00X03 Figure 16 The continuous emission of black exhaust smoke indicates engine overloading. This shortens the engines life and should be avoided. JH Series Operation Manual...
  • Page 87 Check the engine room periodically for any problems. • Is there sufficient diesel fuel in the diesel fuel tank? Replenish diesel fuel before leaving the dock to avoid running out of fuel during operation. JH Series Operation Manual...

  • Page 88: Shut-Down The Engine (Stopping)

    In order to release above alarm, turn For maximum engine life, YANMAR off the power switch and wait 6 recommends that when shutting the seconds before turning the power engine down, you allow the engine to switch on again.

  • Page 89: Normal Stopping (For Folding / Feathering Propeller)

    2. Cool the engine down at low speed (below 1000 min (rpm)) for about 5 minutes. 037639-00E00 Figure 17 For maximum engine life, YANMAR recommends that when shutting the engine down, you allow the engine to Engine START/STOP idle, without load, for 5 minutes. This will switch...
  • Page 90 037627-01EN00 • If seawater is left inside the engine, Figure 20 it may freeze and damage parts of the cooling system when the ambient temperature is below 0 °C (32 °F). JH Series Operation Manual...

  • Page 91: Emergency Stop

    6 seconds before turning the 2. The engine cannot be started while the power switch on again. Emergency Stop switch is pressed (emergency stop mode not canceled). JH Series Operation Manual...

  • Page 92: Control The Backup Panel

    • Remove the cover when operating the and shift manually by turning the lever. backup panel. • The backup panel has two design types. JH Series Operation Manual...

  • Page 93: Checking The Engine After Operation

    • If there is a risk of freezing, drain the seawater system. See DRAIN SEAWATER COOLING SYSTEM on page 148. • At temperatures below 0 °C (32 °F), drain seawater system and connect the engine heater (if equipped). JH Series Operation Manual...

  • Page 94: Operation

    N (Neutral) position. (Figure 25, (1)) Figure 20 • If the “YANMAR E-key” has been set, hold the key fob in front of the blinking lamp on the switch panel to authenticate the key.
  • Page 95 3. The engine will not start or stop if the Power switch is OFF. The Power switch must be ON at all times when the engine is running. 4. Do not press the engine START/STOP switch except for stopping the engine. JH Series Operation Manual...

  • Page 96: Station Protect

    Input new Owner ID made you don’t operate for 10 seconds, the of five digits to replace entry becomes invalid and it is required current Owner ID to enter the Owner ID again. Enter 039896-00E00 Figure 30 JH Series Operation Manual...

  • Page 97: Yanmar E-Key

    Key reset to disable the YANMAR E-key. Figure 27 MAIN MENU Alarms/DIAGs Key registration Display NOTICE! Engine speed 1. Select “YANMAR E-key-ON” from the Station protect Monitor settings MAIN MENU. REGISTRATION Sys on by ID Synchro OIL PRESSURE COOLANT TEMP...
  • Page 98 Key 8 Key 1 Key 6 Key 4 Key 9 Key 2 Key 7 Key 5 Key 10 Key 3 Key 8 Key 4 Key 9 Key 5 Key 10 142304-00EN Figure 36 142305-00EN Figure 38 JH Series Operation Manual...
  • Page 99 Note: When the key authentication function is disabled, all key Figure 35 MAIN MENU registration information will also be Alarms/DIAGs deleted. Display 1. Select “YANMAR E-key-OFF” from the NOTICE! Engine speed Station protect MAIN MENU. Monitor settings DELETE ALL Sys on by ID...
  • Page 100 ENGINE OPERATION Power on with YANMAR E-key 3. Hold the key fob in front of the lamp while it is blinking. 1. Press the power switch on the switch panel. Figure 39 Figure 37 142303-00X Figure 45 142310-00X 4. The Power switch lamp will come on.

  • Page 101: If The Engine Fails To Start

    0.28 to 0.54 MPa (41 to 78 psi). Operate the engine normally. 2. Check for water, fuel or oil leakage from the engine. 3. Check that the smoke color, engine vibration and sound are normal. JH Series Operation Manual...

  • Page 102: Warm Up Mode (Shift Disconnect)

    Figure 41 operation. Control head panel PORT NEUTRAL STBD NEUTRAL SYNC TROL NTRL 122770-00EN01 Figure 47 JH Series Operation Manual...

  • Page 103: Throttle And Shift Control

    Moving the handle forward further will increase the engine speed. Reverse Move the handle toward R (reverse) to the reverse-side notch position. The engine will remain idling. Pulling the handle back further will increase the engine speed. JH Series Operation Manual...

  • Page 104: Engine Speed Limit Mode

    TROL immediately; identify the cause and repair. NTRL • Is the smoke color normal? The continuous emission of black exhaust smoke indicates engine 122770-00EN01 overloading. This shortens the engines Figure 49 life and should be avoided. JH Series Operation Manual...
  • Page 105 Check the engine room periodically for any problems. • Is there sufficient diesel fuel in the diesel fuel tank? Replenish diesel fuel before leaving the dock to avoid running out of fuel during operation. JH Series Operation Manual...

  • Page 106: Shut-Down The Engine (Stopping)

    In order to release above alarm, turn For maximum engine life, YANMAR off the power switch and wait 6 recommends that when shutting the seconds before turning the power engine down, you allow the engine to switch on again.

  • Page 107: Normal Stopping (For Folding / Feathering Propeller)

    (rpm)) for about 5 122769-00EN00 minutes. Figure 50 Figure 45 For maximum engine life, YANMAR recommends that when shutting the engine down, you allow the engine to idle, without load, for 5 minutes. This will allow the engine components that...
  • Page 108 • If seawater is left inside the engine, it may freeze and damage parts of the cooling system when the ambient temperature is below 0 °C (32 °F). JH Series Operation Manual...

  • Page 109: Emergency Stop

    1. The Emergency Stop switch should only be used in emergencies. Use the Engine START/STOP switch to stop the engine normally. 2. The engine cannot be started while the Emergency Stop switch is pressed (emergency stop mode not canceled). JH Series Operation Manual...

  • Page 110: Control The Backup Panel

    • Remove the cover when operating the and shift manually by turning the lever. backup panel. • The backup panel has two design types. JH Series Operation Manual...

  • Page 111: Checking The Engine After Operation

    • If there is a risk of freezing, drain the seawater system. See DRAIN SEAWATER COOLING SYSTEM on page 148. • At temperatures below 0 °C (32 °F), drain seawater system and connect the engine heater (if equipped). JH Series Operation Manual...
  • Page 112 ENGINE OPERATION This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 113: Periodic Maintenance

    Always use the engine lifting eyes when lifting the engine. Additional equipment is necessary to lift the marine engine and marine gear together. Always use lifting equipment with sufficient capacity to lift the marine engine. JH Series Operation Manual...
  • Page 114 Any alterations to this engine may void its warranty. Be sure to use YANMAR genuine replacement parts. Entanglement Hazard Never leave the power switch on when you are servicing the engine.

  • Page 115: Precautions

    Never block windows, vents, or other means of ventilation if the engine is YANMAR Replacement Parts operating in an enclosed area. YANMAR recommends that you use All internal combustion engines create genuine YANMAR parts when replacement carbon monoxide gas during operation.

  • Page 116: Tightening Fasteners

    44.1 ± 5 53.9 ± 5 Torque ft-lb 10.9 ± 1.5 16.6 ± 2.2 21.7 ± 3.7 32.6 ± 3.7 69.8 ± 3.7 When seal washer applied, torque is 34 ± 5 N·m (25.1 ± 3.7 ft-lb). JH Series Operation Manual...
  • Page 117 Without oil 37.2 ± 3.0 (27.4 ± 2.2) Pressure sensor M6 x 1.0 Without oil 7.0 ± 1.4 (5.2 ± 1.0) Starter relay terminal nut M6 x 1 Without oil 3.6 ± 0.6 (2.7 ± 0.4) JH Series Operation Manual...

  • Page 118: Epa Maintenance Requirements

    The EPA emission regulation is applicable only in the USA and other countries that have adopted the EPA requirements in part or in whole. Determine and follow the emission regulations in the country where your engine will be operating to assist you in specified compliance. JH Series Operation Manual...

  • Page 119: Environmental Condition For Operation And Maintenance

    • Replacing the engine oil filter • Replacing the fuel filter • Cleaning the intake silencer (air cleaner) Note: Inspections are divided into two sections in accordance with who is responsible for performing the inspection: the user or the maker. JH Series Operation Manual...

  • Page 120: Inspection And Maintenance

    5. If a threaded connection is used, both the internal and external threads should be coated with a high-temperature, anti-seize compound before the initial installation and at every subsequent re-installation to facilitate removal of the connection for testing. JH Series Operation Manual...

  • Page 121: Periodic Maintenance Schedule

    Consult authorized YANMAR Marine dealer or distributor for assistance when checking items marked with a ●. : Check or Clean : Replace ●: Consult your authorized YANMAR Marine dealer or distributor Periodic Maintenance Interval Every...
  • Page 122 PERIODIC MAINTENANCE : Check or Clean : Replace ●: Consult your authorized YANMAR Marine dealer or distributor Periodic Maintenance Interval Every Every 50 Every 250 Every 500 1000 Daily hours or hours or hours or hours or See Daily monthly...

  • Page 123: Inspection And Maintenance Of Emission-Related Parts

    Check turbocharger adjustment (if equipped) 3000 hours Check electronic engine control unit and its associated sensors and actuators (if equipped) Note: YANMAR recommends that the inspection and maintenance items shown above be performed at an authorized YANMAR dealer or distributor. JH Series Operation Manual...

  • Page 124: Periodic Maintenance Procedures

    Daily Checks 6. Check the electrical harnesses for Before you head out for the day, make cracks, abrasions, and damaged or sure the YANMAR engine is in good corroded connectors. operating condition. 7. Check hoses for cracks, abrasions, and damaged, loose or corroded clamps.

  • Page 125: After Initial 50 Hours Of Operation

    Prepare sufficient fuel for the days K0004542 operation. Always store engine oil and Figure 1 coolant in reserve (for at least one refill) Note: Optional fuel tank shown. onboard, to be ready for emergencies. Actual equipment may differ. JH Series Operation Manual...
  • Page 126 • Prevent dirt and debris from 7. Perform a trial run and check for oil contaminating engine oil. leaks. Carefully clean the dipstick and the surrounding area before removing the dipstick. • Always be environmentally responsible. JH Series Operation Manual...
  • Page 127 Engine overheating and seizure will result. • Never get any oil on the belt(s). Oil on Always be environmentally responsible. the belt causes slipping and stretching. Replace the belt if it is damaged. JH Series Operation Manual...
  • Page 128 If any defects are found, replace the resulting in poor engine performance and V-ribbed belt. engine damage. Consult authorized 2. Check that the belt fits properly in the YANMAR Marine dealer or distributor to ribbed grooves. adjust the intake/exhaust valve clearance. JH Series Operation Manual...
  • Page 129 FORWARD and REVERSE positions. screw on the remote control lever Use the NEUTRAL position as the (Figure 7, (4)). standard for adjustment. 2. To adjust, loosen and retighten the cable fitting (Figure 8, (1)) or (Figure 9, (1)). JH Series Operation Manual...
  • Page 130 This is considered normal maintenance and the adjustment requires specialized knowledge and techniques. Consult your authorized YANMAR Marine dealer or distributor. Check for any unusual noise and vibration in the engine/boat hull, while increasing and decreasing the engine speed gradually.

  • Page 131: Every 50 Hours Of Operation

    3. Attach a tube to the drain plug. 4. Loosen the drain plug (Figure 11, (2)) at the bottom of the fuel filter/water separator by turning counterclockwise and drain off any water or sediment. JH Series Operation Manual...
  • Page 132 Never turn off the battery switch (if equipped) or short the battery cables during operation. Damage to the electric system will result. JH Series Operation Manual...

  • Page 133: Every 250 Hours Of Operation

    • Wash the Turbocharger blower (If Equipped) • Adjusting the Alternator V-ribbed belt Tension • Checking the Wiring Connectors • Tightening All Major Nuts and Bolts Draining the Fuel Tank See Draining the Fuel Tank on page 117. JH Series Operation Manual...
  • Page 134 11. Bleed the fuel system. See Bleeding the Fuel System on page 50. 12.Dispose of waste properly. 056904-01X00 Figure 13 1 – Filter element 2 – Drain plug 3 – Cover (fire-resistant) 4 – Clamp screw JH Series Operation Manual...
  • Page 135 Fuel System on page 50. dealer or distributor. Dispose of waste properly. 6. Check for fuel leaks. Replacing the Seawater Pump Impeller Note: The impeller must be replaced periodically (every 1000 hours) even if there is no damage. JH Series Operation Manual...
  • Page 136 Turn the M18 screw side of the 2. Install puller (Figure 16, (A)) in the impeller to the cover side and install impeller. (Figure 18). 3. Turn the jack screw (Figure 16, (B)) clockwise to remove the impeller from the pump body. JH Series Operation Manual...
  • Page 137 Never mix different types and/or colors of coolants. Discard old coolant in an approved manner according to environmental laws. 108119-01X01 Figure 19 Note: If Long Life coolant is used, replace coolant every 2 years. 1 – Coolant drain cock (Cylinderblock) JH Series Operation Manual...
  • Page 138 5 – Seawater pump (Drain from pump cover) 056984-02X00 Figure 22 4 – Coolant pump 5 – Coolant tank (Heat exchanger) 6 – Coolant drain cock (Coolant tank/Heat exchanger) 7 – Seawater pump (Drain from pump cover) JH Series Operation Manual...
  • Page 139 3. If the mixing elbow is damaged, repair 056989-03X00 or replace. Consult authorized Figure 24 YANMAR Marine dealer or distributor. 5 – Coolant pump 4. Inspect the gasket and replace if 6 – Coolant tank (Heat exchanger) necessary.

  • Page 140: Every 500 Hours Of Operation

    This should be done only by a trained and Replacing the Exhaust/Water Mixing qualified technician. Consult authorized Elbow YANMAR Marine dealer or distributor. Replace the mixing elbow with a new one Adjusting the Alternator V-ribbed every 500 hours or 2 years, whichever belt Tension comes first, even if no damage is found.

  • Page 141: Every 1000 Hours Of Operation

    2 – Spring 3 – Center Plate 4 – Diaphragm 5 – Rocker Arm Cover 6 – Breather Baffle 7 – Baffle Plate 8 – Intake Silencer 9 – Breather Pipe Consult authorized YANMAR Marine dealer or distributor. JH Series Operation Manual...
  • Page 142 Adjusting Intake/Exhaust Valve Clearance Consult authorized YANMAR Marine dealer or distributor. Checking the Remote Control Cable Operation Consult authorized YANMAR Marine dealer or distributor. Adjusting the Propeller Shaft Alignment Consult authorized YANMAR Marine dealer or distributor. JH Series Operation Manual...

  • Page 143: Troubleshooting

    If any abnormal sounds are heard, stop the engine and inspect for cause. Alarm sounds during operation. If the alarm sounds during operation, lower the engine speed immediately, check the alarm lamps and stop the engine for repairs. JH Series Operation Manual...

  • Page 144: Troubleshooting Information

    137 or consult authorized Is there sufficient fuel in the fuel tank? YANMAR Marine dealer or distributor. Refill fuel in advance to avoid running out Supply the authorized YANMAR Marine of fuel. If the tank runs out of fuel, bleed dealer or distributor with the following the fuel system.

  • Page 145: Troubleshooting Chart

    Poor connection of crank & cam Check connection of the wire harness Tachometer during cranking. position sensors. Other Failure of engine system Conduct servicing Clogged intake or exhaust pipe Clean Controller defects system error Check DTC and conduct servicing JH Series Operation Manual...
  • Page 146 Other Overload operation Reduce load Lubricant level too high Lower the oil level Accumulated carbon deposit at Clean intake/exhaust valve Dirty air cooler (If equipped) Clean Improper fuel Replace with proper fuel Clogged intake/exhaust valve Clean JH Series Operation Manual...
  • Page 147 Replace Poor atomization Replace Other Insufficient seawater Replace seawater pump impeller Piston clearance excessive Replace Bearing clearance excessive Replace Improper fuel Replace with correct fuel Water trapped in fuel Replace fuel Poor compression Inspect and service JH Series Operation Manual...
  • Page 148 Other malfunctions Noise generation Loose flywheel set bolts Tighten bolts Loose connecting rod bolts Tighten bolts Worn crank pin Replace Excessive gear backlash Inspect the gear; replace worn gear, shaft, and/or bushing with new ones JH Series Operation Manual...
  • Page 149 The fuse(50A) near the starter is Consult authorized YANMAR manually) burned out or the circuit is broken. Marine dealer or distributor. Faulty marine gear position. Shift to NEUTRAL and start. Faulty safety switch device. Consult authorized YANMAR Marine dealer or distributor. JH Series Operation Manual...

  • Page 150: Failsafe Diagnosis Functional Specification Chart

     bOOST P0234 Boost Pressure Too High CHK ENG P0237 Boost Pressure Sensor Error - Low Range Engine is still operational. Suspicious Broken sensor or CHK ENG P0238 Boost pressure Sensor Error - High Range wire JH Series Operation Manual...
  • Page 151 ECU Error - Shutoff Path7  CHK ENG P1481 523485 12 ECU Error - Shutoff Path8  CHK ENG P1482 523486 12 ECU Error - Shutoff Path9  CHK ENG P1483 523487 12 ECU Error - Shutoff Path10 JH Series Operation Manual...
  • Page 152 CAN Throttle Signal Error - Y_PM1 Throttle control system error SAFE MD Power reduction (Engine Status indication under     Protection Mode) Engine Protection Mode ST LOCK Starter Interlock Neutral safety is active. Can not start the engine JH Series Operation Manual...
  • Page 153 Gear oil pressure sensor LO range P1628 Drive ECU EEPROM error P0605 ROM CRC abnormality P1826 522017 Trolling solenoid over current Trolling feature will be failure unavailable. P1827 522017 Trolling solenoid non current Trolling feature will be failure unavailable. JH Series Operation Manual...
  • Page 154 Station change and  Can-Control Head Trolling feature will be unavailable. C1029 522044 11 Trolling sensor failure Trolling feature will be Can-Control Head unavailable. B1103 523793 11 IMMOBILIZER ANTENNA FAILURE C1066 523791 11 SOFTWARE VERSION ERROR SW PANEL JH Series Operation Manual...

  • Page 155: Long-Term Storage

    6 months. If it remains unused for longer than this, please consult your authorized 1. Wipe off any dust or oil from the outside YANMAR Marine dealer or distributor. of engine. Before performing any storage procedures 2. Drain water from fuel filters.

  • Page 156: Drain Seawater Cooling System

    Figure 2 108119-01X01 2 – Coolant pump Figure 1 3 – Coolant tank (Heat exchanger) 4 – Coolant drain cock 1 – Coolant drain cock (Coolant tank/Heat exchanger) (Cylinderblock) 5 – Seawater pump (Drain from pump cover) JH Series Operation Manual...
  • Page 157 7 – Coolant drain cock (Coolant tank/Heat exchanger) (Coolant tank /Heat exchanger) 7 – Seawater pump 8 – Seawater drain cock (Drain from pump cover) (Air cooler) 9 – Air cooler 10 – Seawater pump (Drain from pump cover) JH Series Operation Manual...

  • Page 158: Returning The Engine To Service

    2. Remove four bolts attaching the side cover of the seawater pump. Remove the cover and drain the seawater. 3. Install cover and tighten bolts. 4. Close all the drain cocks. JH Series Operation Manual...

  • Page 159: Specifications

    SPECIFICATIONS PRINCIPAL ENGINE SPECIFICATIONS JH Series Operation Manual...

  • Page 160: 3Jh40 Engine

    The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale. Note: • Density of fuel: 0.835 to 0.845 g/cm at 15 °C. Fuel temperature at the inlet of the fuel supply pump. • 1 hp metric = 0.7355 kW JH Series Operation Manual...

  • Page 161: 3Jh40 Marine Gear Or Sail Drive

    13 kg 33 kg 44 kg (97.0 lb) (26.5 lb) (72.7 lb) (28.7 lb) (72.7 lb) Long Reach (75 mm): 48 kg (105.8 lb) At continuous power engine speed 2907 min ZF25, ZF25A Lubricating oil: ATF JH Series Operation Manual...

  • Page 162: 4Jh45 Engine

    The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale. Note: • Density of fuel: 0.835 to 0.845 g/cm at 15 °C. Fuel temperature at the inlet of the fuel supply pump. • 1 hp metric = 0.7355 kW JH Series Operation Manual...

  • Page 163: 4Jh57 Engine

    The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale. Note: • Density of fuel: 0.835 to 0.845 g/cm at 15 °C. Fuel temperature at the inlet of the fuel supply pump. • 1 hp metric = 0.7355 kW JH Series Operation Manual...

  • Page 164: 4Jh45, 4Jh57 Marine Gear Or Sail Drive

    44 kg (97.0 lb) (33.1 lb) (50.7 lb) (72.7 lb) (35.3 lb) (72.7 lb) (72.7 lb) Long Reach (75 mm): 48 kg (105.8 lb) At continuous power engine speed 2907 min ZF30M, ZF25, ZF25A Lubricating oil: ATF JH Series Operation Manual...

  • Page 165: 4Jh80 Engine

    The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale. Note: • Density of fuel: 0.835 to 0.845 g/cm at 15 °C. Fuel temperature at the inlet of the fuel supply pump. • 1 hp metric = 0.7355 kW JH Series Operation Manual...

  • Page 166: 4Jh110 Engine

    The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale. Note: • Density of fuel: 0.835 to 0.845 g/cm at 15 °C. Fuel temperature at the inlet of the fuel supply pump. • 1 hp metric = 0.7355 kW JH Series Operation Manual...

  • Page 167: 4Jh80, 4Jh110 Marine Gear Or Sail Drive

    (55.1 lb) (72.7 lb) (72.7 lb) (70.5 lb) (72.7 lb) (152.1 lb) Long Reach (75 mm): 49 kg (108.0 lb) SD60-4: Only for 4JH80 At continuous power engine speed 3101 min ZF30M, ZF25, ZF25A Lubricating oil: ATF JH Series Operation Manual...
  • Page 168 SPECIFICATIONS This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 169: System Diagrams

    Cooling Seawater Piping Lubricating Oil Piping Diesel Fuel Piping Note: • Dimension of steel pipe: outer diameter x thickness. • Dimension of rubber pipe: inner diameter x thickness. • Fuel rubber pipes (marked *) satisfy EN/ISO7840. JH Series Operation Manual...
  • Page 170 SYSTEM DIAGRAMS 3JH40 with KM35P or KM35A or SD60-5 Marine Gear Figure 1 JH Series Operation Manual...
  • Page 171 38 – Cooling Water Pump (coolant) 39 – Hot water connection return 40 – Lubrication oil pump 41 – Lubrication oil pressure control valve 42 – 9 x t3.5 Rubber hose 43 – To Oil pan JH Series Operation Manual...
  • Page 172 SYSTEM DIAGRAMS 3JH40 with ZF25A or FZ25 Marine Gear Figure 2 JH Series Operation Manual...
  • Page 173 40 – Lubrication oil pump 41 – Lubrication oil pressure control valve 42 – 9 x t3.5 Rubber hose 43 – To Oil pan 44 – Marine gear lubrication oil cooler 45 – 25 × t4.5 Rubber hose JH Series Operation Manual...
  • Page 174 SYSTEM DIAGRAMS Figure 14JH45/4JH57 with KM35P or KM35A2 or SD60-5 Marine Gear Figure 3 JH Series Operation Manual...
  • Page 175 36 – From Cylinderhead 37 – To Cylinderblock 38 – Cooling Water Pump (coolant) 39 – Hot water connection return 40 – Lubrication oil pump 41 – Lubrication oil pressure control valve 42 – 9 x t3.5 Rubber hose JH Series Operation Manual...
  • Page 176 SYSTEM DIAGRAMS 4JH45/4JH57 with KM4A1 Marine Gear Figure 4 JH Series Operation Manual...
  • Page 177 39 – From Cylinderhead 40 – To Cylinderblock 41 – Cooling Water Pump (coolant) 42 – Hot water connection return 43 – Lubrication oil pump 44 – Lubrication oil pressure control valve 45 – 9 x t3.5 Rubber hose JH Series Operation Manual...
  • Page 178 SYSTEM DIAGRAMS 4JH45/4JH57 with ZF30M Marine Gear Figure 5 JH Series Operation Manual...
  • Page 179 38 – From Cylinderhead 39 – To Cylinderblock 40 – Cooling Water Pump (coolant) 41 – Hot water connection return 42 – Lubrication oil pump 43 – Lubrication oil pressure control valve 44 – 9 x t3.5 Rubber hose JH Series Operation Manual...
  • Page 180 SYSTEM DIAGRAMS 4JH80/4JH110 with KM4A2 Marine Gear Figure 6 JH Series Operation Manual...
  • Page 181 39 – Main bearing 40 – Lubrication oil inlet strainer 41 – To Camshaft 42 – 25.4 x t4.3 Rubber hose (option) 43 – 25.4 x t4.3 Rubber hose 44 – Seawater inlet 45 – Cooling water pump (seawater) JH Series Operation Manual...
  • Page 182 SYSTEM DIAGRAMS 4JH80/4JH110 with KMH4A or KMH50V-2 or ZF25A or ZF25 Marine Gear Figure 7 JH Series Operation Manual...
  • Page 183 41 – 25.4 x t5 Rubber hose (option) 42 – 25. x t4.5 Rubber hose 43 – Seawater inlet 44 – Cooling water pump (seawater) 45 – 28 x t4 Rubber hose 46 – 28 x t4 Rubber hose JH Series Operation Manual...
  • Page 184 SYSTEM DIAGRAMS 4JH80/4JH110 with ZF30M Marine Gear Figure 8 JH Series Operation Manual...
  • Page 185 41 – 25. x t4.5 Rubber hose 42 – Seawater inlet 43 – Cooling water pump (seawater) 44 – 28 x t4 Rubber hose 45 – 28 x t4 Rubber hose 46 – Hot water connection outlet JH Series Operation Manual...
  • Page 186 SYSTEM DIAGRAMS This Page Intentionally Left Blank JH Series Operation Manual...

  • Page 187: Warranty Usa Only

    WARRANTY USA ONLY YANMAR POWER TECHNOLOGY CO., LTD. LIMITED EMISSION CONTROL SYSTEM WARRANTY - USA ONLY EPA and ARB Emission Control Label EPA and ARB Emission Control Label for 3JH40 (kW < 37) for 4JH45 (kW < 37) EMISSION CONTROL INFORMATION EMISSION CONTROL INFORMATION THIS ENGINE COMPLIES WITH U.S.EPA MARINE AND CALIFORNIA OFF-ROAD...
  • Page 188 STANDARDS NOx+HC : 5.8g/kW-hr CO : 5.0g/kW-hr PM : 0.20g/kW-hr APPLICATION : VARIABLE-SPEED PROPULSION ENGINES USED WITH FIXED-PITCH PROPELLERS. EMISSION CONTROL SYSTEM : ECM EM DFI TC CAC REFER TO OWNER’S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS. YANMAR POWER TECHNOLOGY CO.,LTD. 129676-07523-P Figure 4 JH Series Operation Manual...

  • Page 189: Yanmar Emission Control System Warranty Statement

    YANMAR emission-related assemblies. dealer or distributor. Where a warrantable condition exists, YANMAR will repair your marine CI engine at no cost to you including diagnosis, parts and labor. JH Series Operation Manual...

  • Page 190: Warranted Parts

    YANMAR EMISSION CONTROL SYSTEM WARRANTY STATEMENT Warranted Parts: Warranted parts not scheduled for replacement as required maintenance in This warranty covers engine components the Operation Manual shall be warranted that are a part of the emission control for the warranty period. Warranted parts...

  • Page 191: Owners Warranty Responsibilities

    YANMAR EMISSION CONTROL SYSTEM WARRANTY STATEMENT Owners Warranty Customer Assistance: Responsibilities: If you have any questions regarding your warranty rights and responsibilities or • As the marine CI engine owner, you are would like information on the nearest responsible for the performance of the...

  • Page 192: Maintenance Log

    YANMAR EMISSION CONTROL SYSTEM WARRANTY STATEMENT Maintenance Log Stamp or Date Operating Hours Maintenance Performed Dealer Name Signature JH Series Operation Manual...
  • Page 193 YANMAR EMISSION CONTROL SYSTEM WARRANTY STATEMENT Stamp or Date Operating Hours Maintenance Performed Dealer Name Signature JH Series Operation Manual...
  • Page 194 Declaration of Conformity for Recreational Craft Propulsion Engines (inboard engines and stern drive engines without integral exhaust) with the requirements of Directive 2013/53/EU (To be completed by manufacturer or, if mandated, authorised representative) Name of engine manufacturer: Yanmar Power Technology CO., Ltd. Address: 1-32, Chayamachi, Kita-ku Town: Osaka...
  • Page 195 Specify the harmonised standards Essential requirements or other reference documents used (reference to relevant articles in (with year of publication like “EN ISO 8666:2002”) Annex IB & IC of the Directive) Tick only one box per line All lines right of ticked boxes must be filled in Annex I.A - Design and Construction of products Inboard Engine (Annex I A.
  • Page 196 This Page Intentionally Left Blank...
  • Page 197 Yanmar Marine International Asia Co., Ltd. 5-3-1, Tsukaguchi Honmachi, Amagasaki, Hyogo 661-0001, Japan Phone: +81-6-6428-3131 Fax: +81-6-6421-2201 https://www.yanmar.com/marine Overseas Office Yanmar Asia (Singapore) Corporation Pte. Ltd. (YASC) 4 Tuas Lane, Singapore 638613 Phone: +65-6861-3855 Fax: +65-6862-5189 https://www.yanmar.com/sg/ YANMAR Marine International Americas Division 5400 118 Avenue N., Clearwater, FL 33760, USA...
  • Page 198 YANMAR POWER TECHNOLOGY CO., LTD. 0AJHC-EN001C https://www.yanmar.com Jan.2024-0...

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