Mosa GE 3900 User manual

*(1(5$725 SAFETY........................................................................... 1
Safety Label Location............................................................................... 1
Safety Information.................................................................................... 2
II. INTRODUCTION ................................................................................. 4
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III. OPERATION....................................................................................... 6
1. Generator Use ............................................................................... 6
2. Pre-Operation Check...................................................................... 7
1) Engine oil................................................................................. 7
2) Fuel.......................................................................................... 8
3. Operation...................................................................................... 10
1) Starting the engine................................................................. 10
2) Stopping the engine............................................................... 11
IV. TRASPORTING and STORAGE.................................................... 12
V. SERVICE......................................................................................... 13
1. Maintenance................................................................................. 13
1) Maintenance schedule........................................................... 13
2) Engine oil change................................................................... 13
3) Air Filter Element Maintenance.............................................. 14
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2. Troubleshooting........................................................................... 17
3. Wiring diagram............................................................................. 18
CONTENTS
19/12/19 Manuale GE 3900-6900_EN

Thank you for purchasing our generator.
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at the time of printing.
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This manual should be considered a permanent part of the generator and should
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READ THIS OWNER’S MANUAL CAREFULLY. Pay special attention to these
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NOTE: Gives helpful information.
WARNING SYMBOLS
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Indicates that equipment or property damage can result if instructions
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your generator dealer.
19/12/19 Manuale GE 3900-6900_EN

GENERATOR SAFETY
Safety Label Location
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Read them carefully.
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19/12/19 Manuale GE 3900-6900_EN
1

GENERATOR SAFETY
Safety Information
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safe operating procedures.
1. Operator Responsibility
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• Understand the use of all generator controls, output receptacles, and connections.
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• Exhaust contains poisonous carbon monoxide, a colorless and odorless gas. Breathing
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breathe could contain a dangerous amount of exhaust gas. To keep exhaust gas from
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the generator dry.
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19/12/19 Manuale GE 3900-6900_EN
2

GENERATOR SAFETY
• System ground
The generator has a system ground that connects the generator frame components to the
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properly from this generator.
Safety Information
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• The exhaust system gets hot enough to ignite some materials.
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operation.
Do not enclose the generator in any structure.
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the generator indoors.
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19/12/19 Manuale GE 3900-6900_EN
3

INTRODUCTION
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92/7+]K0(7(5 AC CIRCUIT BREAKER
GENERATOR
SWITCH
AIR FILTER
FUEL VALVE
RECOIL STARTER DC TERMINAL POSTS
AC RECEPTACLES
FUEL METER
FUEL TANK CAP
MUFFLER
19/12/19 Manuale GE 3900-6900_EN
4

Model GE 3900 GE 6900
)UHTXHQF\+]  
Rated Output (kW) 3 6
Max Output (kW) 3.3 
Rated Voltage (V) 230 230
Fuel tank Capacity (l)  20
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5XQQLQJ7LPH/RDGLQJK  8
DC Output (V/ A) 12/8.3 
Phase Single Sigle
Noise dB(A) (7m) 71 74
Engine model  420
Engine type Forced air-cooling,
4-stroke, OHV
Forced air-cooling,
4-stroke, OHV
Displacement (CC) 223 420
Starting sysetem Recoil Recoil
N.W (Kg)  88
Dimension (LxWxh) (mm) [[ [[
INTRODUCTION
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19/12/19 Manuale GE 3900-6900_EN
5

OPERATIONS
Generator Use
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b. Unplug all loads from the Generator.
c. Inspect the Generator and engine.
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3. Plug in products.
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Under normal operating conditions subsequent maintenance follows the schedule explai-
ned in the SERVICE section.
19/12/19 Manuale GE 3900-6900_EN
6

OPERATIONS
Pre-operation Check
1. Engine Oil
NOTICE
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!
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ne stopped. Use 4-stroke motor oil that meets
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19/12/19 Manuale GE 3900-6900_EN
7

OPERATIONS
2. Fuel
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WARNING
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sure the tank cap is closed properly and securely.
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spilled, make sure the area is dry before starting the engine.
 $YRLGUHSHDWHGRUSURORQJHGFRQWDFWZLWKVNLQRUEUHDWKLQJRIYDSRU
• KEEP OUT OF REACH OF CHILDREN.
!
Fuel Tank capacity
GE 3900  l
GE 6900 20 l
19/12/19 Manuale GE 3900-6900_EN
8

OPERATIONS
8VHXQOHDGHG JDVROLQH ZLWKDSXPSRFWDQH UDWLQJ RIRUKLJKHU7KLVHQJLQHLVFHUWL¿HGWR
operate on unleaded gasoline.
8QOHDGHGJDVROLQHSURGXFHVIHZHUHQJLQHDQGVSDUNSOXJGHSRVLWVDQGH[WHQGVH[KDXVWV\VWHP
life.
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the fuel tank.
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XQGHUKHDY\ORDGV7KLVLVQRFDXVHIRUFRQFHUQ
If spark knock or pinging occurs at a steady engine speed, under normal load, change brands of
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:DUUDQW\GRHVQRWFRYHUSDUWVGDPDJHGE\PLVXVH
19/12/19 Manuale GE 3900-6900_EN
9

OPERATIONS
Starting The Engine
¯ Make sure that the AC circuit breaker is in
the OFF position. The generator may be
hard to start if a load is connected.
¯ 7XUQWKHIXHOYDOYHWRWKH21SRVLWLRQ
¯ 7XUQ WKH FKRNH OHYHU WR WKH &/26( SRVL-
tion.
¯ 7XUQWKHHQJLQHVZLWFKWRWKH21SRVLWLRQ
¯ Pull the starter grip lightly until resistance is
felt, then pull briskly.
NOTICE
'RQRWDOORZWKHVWDUWHUJULSWRVQDSEDFN5HWXUQLWVORZO\E\KDQG
!
19/12/19 Manuale GE 3900-6900_EN
10

OPERATIONS
Stopping The Engine
¯ ,QDQHPHUJHQF\
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WKHHQJLQHVZLWFKWRWKH2))SRVLWLRQ
¯ ,QQRUPDOXVH
1. Turn the AC circuit breaker to the OFF
position.
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position.
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19/12/19 Manuale GE 3900-6900_EN
11

TRANSPORTING & STORAGE
When the equipment is to remain idle for longer than 20 days, prepare the engine for storage as
IROORZV
NOTICE
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!
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IXHOVWDELOL]HUDGGLWLYH)ROORZIXHOVWDELOL]HUPDQXIDFWXUHU¶VUHFRPPHQGDWLRQVIRUXVH
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WKHHQJLQHRႇDQGZDLWIRULWWRFRROEHIRUHDGGLQJIXHO'RQRWVPRNH
/8%5,&$7,21
A. Change engine oil.
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oil into cylinder through spark plug hole.
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'3XOO6WDUWHU+DQGOHWRGLVWULEXWHRLOLQF\OLQGHU6WRSDIWHURQHRUWZRUHYROXWLRQVZKHQ\RX
IHHOWKHSLVWRQVWDUWWKHFRPSUHVVLRQVWURNHZKHQ\RXVWDUWWRIHHOUHVLVWDQFH
6725$*($5($
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$)7(56725$*(
Before starting the Engine during or after storage, keep in mind that untreated gasoline
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KDVEHHQVLWWLQJIRUDPRQWKLIWUHDWHGJDVROLQHKDVEHHQVLWWLQJEH\RQGWKHIXHOVWDELOL]HU¶V
recommended time period, or if the engine does not start.
19/12/19 Manuale GE 3900-6900_EN
12

SERVICE
Maintenance
1) Maintenance schedule
)ROORZWKHPDLQWHQDQFHVFKHGXOH5HPHPEHUWKDWWKLVVFKHGXOHLVEDVHGRQWKHDVZVXPSWLRQ
WKDW\RXUPDFKLQHZLOOEHXVHGIRULWVGHVLJQHGSXUSRVH6XVWDLQHGKLJKORDGRUKLJKWHPSHUDWXUH
RSHUDWLRQRUXVHLQXQXVXDOO\ZHWRUGXVW\FRQGLWLRQVZLOOUHTXLUHPRUHIUHTXHQWVHUYLFH
2) Engine oil change
Maintenance Schedule
ITEM PERIOD Each use 20Hours 50Hours 100Hours 300Hours
Engine oil &KHFNOHYHO O
Change OO
Air cleaner Check O
Clean O
Sediment cup Clean O
Spark plug Clean-Readjust O
Replace O
Spark arrester Clean O
9DOYHFOHDUDQFH Check-Readjust O
)XHOWDQNDQG¿OWHU Clean O
Fuel line Check (YHU\\HDUV
7LSV'UDLQWKHRLOZKLOHWKHHQJLQHLVZDUPWRDVVXUHUDSLGDQGFRPSOHWHGUDLQLQJ
6WHS5HPRYHWKHGUDLQSOXJDQGVHDOLQJZDVKHUUHPRYHWKHRLO¿OOHUFDSDQGGUDLQWKHRLO
6WHS5HLQVWDOOWKHGUDLQSOXJDQGVHDOLQJZDVKHU7LJKWHQWKHSOXJVHFXUHO\
6WHS5H¿OOZLWKWKHUHFRPPHQGHGRLODQGFKHFNWKHRLOOHYHO
19/12/19 Manuale GE 3900-6900_EN
13

SERVICE
Engine Oil capacity
GE 3900 0.6 l
GE 6900 1.1 l
NOTICE
8VHGPRWRURLOPD\FDXVHVNLQFDQFHULIUHSHDWHGO\OHIWLQFRQWDFWZLWKWKHVNLQIRUSURORQJHG
SHULRGV$OWKRXJKWKLVLVXQOLNHO\XQOHVV\RXKDQGOHXVHGRLORQDGDLO\EDVLVLWLVVWLOODGYLVDEOH
WRWKRURXJKO\ZDVK\RXUKDQGVZLWKVRDSDQGZDWHUDVVRRQDVSRVVLEOHDIWHUKDQGOLQJXVHGRLO
!
3OHDVH GLVSRVH RI XVHG PRWRU RLO DQG FRQWDLQHUV LQ D PDQQHU WKDW LV FRPSDWLEOH ZLWK WKH
HQYLURQPHQW:HVXJJHVW\RXWDNHLWLQDVHDOHGFRQWDLQHUWR\RXUORFDOVHUYLFHVWDWLRQRUUHF\FOLQJ
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3) Air Filter Element Maintenance
$GLUW\DLUFOHDQHUZLOOUHVWULFWDLUÀRZWRWKHFDUEXUHWRU7RSUHYHQWFDUEXUHWRUPDOIXQFWLRQVHUYLFH
WKHDLUFOHDQHUUHJXODUO\6HUYLFHPRUHIUHTXHQWO\ZKHQRSHUDWLQJWKHHQJLQHLQH[WUHPHO\GXVW\
areas.
19/12/19 Manuale GE 3900-6900_EN
14

SERVICE
NOTICE
8VLQJJDVROLQHRUÀDPPDEOHVROYHQWWRFOHDQWKH¿OWHUHOHPHQWFDQFDXVHD¿UHRUH[SORVLRQ
8VHRQO\VRDS\ZDWHURUQRQÀDPPDEOHVROYHQW
!
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UHPRYH WKH DLU FOHDQHU FRYHU DQG
UHPRYHWKHHOHPHQW
2. Wash the element in a solution of
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WKHQ ULQVH WKRURXJKO\ RU ZDVK LQ
QRQÀDPPDEOHRUKLJKÀDVKSRLQWVROYHQW
$OORZWKHHOHPHQWWRGU\WKRURXJKO\
3. Soak the element in clean engine oil and
VTXHH]HRXWWKHH[FHVVRLO7KHHQJLQH
ZLOO VPRNH GXULQJ LQLWLDO VWDUWXS LI  WRR
much oil is left in the element.
4. Reinstall the air cleaner element and the
FRYHU
4) Fuel Sediment Cup Cleaning
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carburetor. If the engine has not been run for a long time, the sediment cup should be cleaned.
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E&OHDQWKHVHGLPHQWFXSDQG2ULQJLQQRQÀDPPDEOHRUKLJKÀDVKSRLQWVROYHQW
c) Reinstall the O-ring and sediment cup.
G7XUQWKHIXHOYDOYH21DQGFKHFNIRUOHDNV
19/12/19 Manuale GE 3900-6900_EN
15

SERVICE
6SDUNSOXJVHUYLFH
 ,QRUGHUWRVHUYLFHWKHVSDUNSOXJ\RXZLOOQHHGDVSDUNSOXJZUHQFKFRPPHUFLDOO\DYDLODEOH
Recommended spark plugs:
GE 3900 F6(R)TC - F7(R)TC
GE 6900
To ensure proper engine operation, the spark plug must be properly gapped and free of deposits.
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5HPRYHWKHVSDUNSOXJFDS
2. Clean any dirt from around the spark
plug base.
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WRUHPRYHWKHVSDUNSOXJ
4. Visually inspect the spark plug. Discard
it if the insulator is cracked or chipped.
&OHDQWKHVSDUNSOXJZLWKDZLUHEUXVKLI
it is to be reused.
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gauge. Correct as necessary by
carefully bending the side electrode.
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19/12/19 Manuale GE 3900-6900_EN
16