Kubota WG3800-L-E5 User Manual

WG1605
-
G
-
E3/L
-
E3/GL
-
E3/N
-
E3/LN
-
E3
WG1903
-
G
-
E3/L
-
E3/GL
-
E3/N
-
E3/LN
-
E3
WG2503
-
G
-
E3/L
-
E3/GL
-
E3/N
-
E3/LN
-
E3
WG3800
-
G
-
E3/L
-
E3/GL
-
E3/N
-
E3/LN
-
E3/L
-
E5/N
-
E5
PRINTED IN JAPAN
©
KUBOTA Corporation 2011
U.S.A. :KUBOTAENGINEAMERICACORPORATION
505 SchelterRoad,Lincolnshire,Illinois 60069 U.S.A.
Telephone:(
847 ) 955 - 2500
Canada :KUBOTACANADALTD.
5900  14 thAvenue,Markham,Ontario,L 3 S 4 K 4 ,Canada
Telephone:(
905 ) 294 - 7477
France :KUBOTAEUROPES.A.S
19 - 25 ,RueJulesVercruysse,Z.I.BP 88 , 95101 ArɡenteuilCedex,France
Telephone:(
33 ) 1 - 3426 - 3434
Italy :KUBOTAEUROPES.A.SItalyBranch
ViaGrandi,
29  20068 PeschieraBorrome(MI)Italy
Telephone:(
39 ) 02 - 51650377
Germany :KUBOTA(DEUTSCHLAND)GmbH
SenefelderStr.
3 - 5  63110 Rodɡau/Nieder-Roden,Germany
Telephone:(
49 ) 6106 - 873 - 0
U.K. :KUBOTA(U.K.)LTD.
DormerRoad,Thame,Oxfordshire,OX
9  3 UN,U.K.
Telephone:(
44 ) 1844 - 214500
Australia :KUBOTAAUSTRALIAPTYLTD.
25 - 29 PermasWay,Truɡanina,VIC 3029 ,Australia
Telephone:(
61 )- 3 - 9394 - 4400
Malaysia :KUBOTAMALAYSIASDN.BHD.
No.
3 JalanSepadu 25 / 123 TamanPerindustrianAxis,
Seksyen
25 , 40400 ShahAlam,SelanɡorDarulEhsanMalaysia
Telephone:(
60 ) 3 - 736 - 1388
Philippines :KUBOTAPHILIPPINES,INC.
232 QuirinoHiɡhway,Baesa,QuezonCity 1106 ,Philippines
Telephone:(
63 ) 2 - 422 - 3500
Indonesia :P.T.KUBOTAINDONESIA
TamanIndustriBukitSemaranɡBaru(BSB)BlokD.
1 Kav. 8 , Kel. Jatibaranɡ-
Kec.Mijen,Semaranɡ,Indonesia
Telephone:(
62 )- 24 - 7472849
Japan :KUBOTACorporation
EnɡineExportDept.
2 - 47 ,Shikitsuhiɡashi 1 -chome,Naniwa-ku,Osaka,Japan 556 - 8601
Telephone:( 81 ) 6 - 6648 - 2155 Fax:( 81 ) 6 - 6648 - 3521
OPERATOR'S MANUAL
KUBOTA LIQUID COOLED GASOLINE
/
LPG ENGINE
MANUEL DE L'OPERATEUR
MOTEUR À ESSENCE
/
LPG REFROIDI PAR LIQUIDE DE KUBOTA
BEDIENUNGSANLEITUNG
FLÜSSIGKEITSGEKÜHLTER BENZIN-
/
LPG-MOTOR VON KUBOTA
MANUALE DELL'OPERATORE
MOTORE KUBOTA A BENZINA
/
LPG CON RAFFREDDAMENTO A LIQUID O
MANUAL DE INSTRUCCIONES
MOTOR KUBOTA DE GASOLINA
/
LPG REFRIGERADO POR LÍQUIDO
Code No. EG523-8917-5
WG1605-G-E3
WG1605-L-E 3
WG1605-GL-E3
WG1605-N-E3
WG1605-LN-E3
WG1903-G-E3
WG1903-L-E 3
WG1903-GL-E3
WG1903-N-E3
WG1903-LN-E3
WG2503-G-E3
WG2503-L-E 3
WG2503-GL-E3
WG2503-N-E3
WG2503-LN-E3
WG3800-G-E3
WG3800-L-E 3
WG3800-GL-E3
WG3800-N-E3
WG3800-LN-E3
WG3800-L-E5
WG3800-N-E5
1BGAAAIAP0020 1BGAAAIAP0540 1BGAAAIAP0220 1BGAAAIAP0440
1910-0614
READ AND SAVE THIS BOOK
MANUEL A LIRE ET A CONSERVER
DIESE ANLEITUNG BITTE SORGFÄLTIG DURCHLESEN
UND GRIFFBEREIT AUFBEWAHREN
LEGGETE E CONSERVATE QUESTO MANUALE
LEAN Y CONSERVEN ESTE MANUAL

Kubota WG3800-L-E5 Specifications

General

Engine Model	WG3800-L-E5
Cylinder Arrangement	Inline
Number of Cylinders	4
Rated Speed	2200 rpm
Combustion System	Spark ignition
Fuel Type	Gasoline
Displacement	3.769 L
Fuel System	Electronic Fuel Injection
Lubrication System	Forced lubrication
Starting System	Electric starter
Cooling System	Water-cooled

Summary

FOREWORD

SAFETY FIRST

Explains safety symbols and warnings used in the manual.

SAFE OPERATION

OBSERVE SAFETY INSTRUCTIONS

Read and understand manual, learn safe operation, and explain to others.

WEAR SAFE CLOTHING AND PERSONAL PROTECTIVE EQUIPMENT (PPE)

Wear appropriate clothing and PPE to prevent injury.

SAFE OPERATION

CHECK BEFORE STARTING & OPERATING THE ENGINE

Inspect engine, guards, and ensure safe distance before operation.

KEEP THE ENGINE AND SURROUNDINGS CLEAN

Keep engine and area clean to prevent fire and ensure safety.

SAFE HANDLING OF FUEL AND LUBRICANTS -KEEP AWAY FROM FIRE

Handle fuel and lubricants safely, away from ignition sources.

SAFE OPERATION

EXHAUST GASES & FIRE PREVENTION

Run engine in well-ventilated areas, keep engine clean, check for leaks.

ESCAPING FLUID

Relieve pressure before disconnecting, beware of high-pressure fluid.

SAFE OPERATION

CAUTIONS AGAINST BURNS & BATTERY EXPLOSION

Be cautious of hot parts and battery hazards.

KEEP HANDS AND BODY AWAY FROM ROTATING PARTS

Stay clear of moving parts like fans and belts during operation.

SAFE OPERATION

ANTI-FREEZE & DISPOSAL OF FLUIDS

Handle anti-freeze and dispose of fluids safely and environmentally.

CONDUCTING SAFETY CHECKS & MAINTENANCE

Perform maintenance on a level surface, disconnect battery, use proper tools.

SAFE OPERATION

WARNING AND CAUTION LABELS

Identifies and explains various warning and caution labels on the engine.

CARE OF WARNING AND CAUTION LABELS

Instructions for cleaning, maintaining, and replacing warning labels.

SERVICING OF THE ENGINE

SERVICING OF THE ENGINE

General advice on engine servicing and identifying serial number.

IMPORTANT INFORMATION OF EMISSION REGULATION

EXHAUST SYSTEM (COMMON)

Specifies catalytic parts required for emission compliance.

LPG REGULATOR WITH VAPORIZER

Requirements for LPG regulator and lock-off valve for emission compliance.

NAMES OF PARTS

[WG1605-G-E3 / WG1605-L-E3 / WG1605-GL-E3 / WG1605-N-E3 / WG1605-LN-E3]

Identifies parts for specific WG1605 models.

NAMES OF PARTS

[WG1903-G-E3 / WG1903-L-E3 / WG1903-GL-E3 / WG1903-N-E3 / WG1903-LN-E3]

Identifies parts for specific WG1903 models.

NAMES OF PARTS

[WG2503-G-E3 / WG2503-L-E3 / WG2503-GL-E3 / WG2503-N-E3 / WG2503-LN-E3]

Identifies parts for specific WG2503 models.

NAMES OF PARTS

[WG3800-G-E3 / WG3800-L-E3 / WG3800-GL-E3 / WG3800-N-E3 / WG3800-LN-E3]

Identifies parts for specific WG3800 models.

PRE-OPERATION CHECK

BREAK-IN

Initial break-in procedures for the engine.

DAILY CHECK

Daily pre-operation checks to ensure engine condition.

OPERATING THE ENGINE

STARTING THE ENGINE (NORMAL)

Instructions for starting the engine safely under normal conditions.

OPERATING THE ENGINE

Gasoline

Steps for starting the engine using gasoline fuel.

LPG

Steps for starting the engine using LPG fuel.

Natural Gas

Steps for starting the engine using Natural Gas.

OPERATING THE ENGINE

STOPPING THE ENGINE

Procedures for safely stopping the engine for Gasoline, LPG, and NG.

OPERATING THE ENGINE

CHECKS DURING OPERATION

Checks to perform while the engine is running (coolant, oil pressure).

EMISSION CONTROL SYSTEM

Proper operation and maintenance of the emission control system.

MAINTENANCE

MAINTENANCE

General safety precautions for performing maintenance tasks.

MAINTENANCE

SERVICE INTERVALS

Schedule for periodic maintenance checks and replacements.

MAINTENANCE

SERVICE INTERVALS

Extended schedule for periodic maintenance checks and replacements.

MAINTENANCE

SERVICE INTERVALS

Further extended schedule for periodic maintenance checks and replacements.

MAINTENANCE

SERVICE INTERVALS

Final part of the periodic maintenance schedule.

MAINTENANCE

AIR CLEANER

Maintenance and cleaning of the air cleaner element.

PERIODIC SERVICE

FUEL SYSTEM AND DIAGRAMS

Information on LPG and NG fuel systems and diagrams.

PERIODIC SERVICE

FUEL SYSTEM DIAGRAMS

Diagrams illustrating LPG and Gasoline fuel systems.

PERIODIC SERVICE

FUEL SYSTEM DIAGRAMS

Diagrams illustrating Natural Gas fuel systems.

PERIODIC SERVICE

Checking oil level and adding engine oil

Procedure for checking and adding engine oil to maintain proper level.

PERIODIC SERVICE

Changing engine oil

Steps for draining and replacing engine oil.

PERIODIC SERVICE

Replacing the oil filter cartridge

How to replace the engine oil filter cartridge.

PERIODIC SERVICE

SPARK PLUG

Cleaning, adjustment, and tightening of the spark plug.

PERIODIC SERVICE

RADIATOR

Checking coolant level and adding coolant to the radiator.

PERIODIC SERVICE

Changing coolant

Procedure for draining and changing the engine coolant.

PERIODIC SERVICE

Checking radiator hoses and clamp bands

How to check radiator hoses and clamp bands for damage or leaks.

Precaution at overheating

Actions to take if the engine overheats.

Cleaning radiator core (outside)

Instructions for cleaning the radiator fins.

PERIODIC SERVICE

Anti-freeze

Safety precautions and guidelines for using anti-freeze.

PERIODIC SERVICE

AIR CLEANER

Maintenance and cleaning procedures for the air cleaner.

PERIODIC SERVICE

FUEL SYSTEM AND DIAGRAMS

Details on LPG and NG fuel systems, including tightening torques.

PERIODIC SERVICE

FUEL SYSTEM DIAGRAMS

Diagrams illustrating LPG and Gasoline fuel systems.

PERIODIC SERVICE

FUEL SYSTEM DIAGRAMS

Diagrams illustrating Natural Gas fuel systems.

PERIODIC SERVICE

ELECTRIC WIRING

Precautions and checks for electric wiring.

FAN BELT

How to adjust fan belt tension and check for damage.

PERIODIC SERVICE

OIL SEPARATOR

Changing the oil separator element.

RUBBER PIPING RELATED OIL SEPARATOR

Service for rubber piping related oil separators.

CARRIAGE AND STORAGE

CARRIAGE

Safety precautions for moving and lifting the engine.

STORAGE

Procedures for storing the engine for extended periods.

TROUBLESHOOTING

When it is difficult to start the engine

Common causes and remedies for engine starting issues.

When output is insufficient

Causes and remedies for insufficient engine power or output.

TROUBLESHOOTING

When engine speed is insufficient

Causes and remedies for low engine speed.

When engine suddenly stops

Causes and remedies for the engine stopping unexpectedly.

TROUBLESHOOTING

When engine overheats

Causes and remedies when the engine overheats.

SPECIFICATIONS

WG1605 Series Specifications

Technical specs for WG1605-G, -L, -GL, -N, -LN models.

WG1903 Series Specifications

Technical specs for WG1903-G, -L, -GL, -N, -LN models.

WG2503 Series Specifications

Technical specs for WG2503-G, -L, -GL, -N, -LN models.

WG3800 Series Specifications

Technical specs for WG3800-GL, -G, -L, -N, -LN, -L-E5, -N-E5 models.