Rato R3000IS Manuale utente
3.0KW INVERTER GENERATOR
MAINTENANCE MANUAL
This maintenance manual contents regulations which should comply to in daily
maintenance and trouble removal on generator.
Please make sure serviceman could read this manual anytime.
This maintenance manual describes the correct maintaining methods. Any
personal injury or death or equipment damage, which because ignorance on these
regulations, our company would remove the responsibility.
NOTICE
All rights reserved by our company. Any reprinting without the written
permission of our company is expressly prohibited.
SAFETY NOTICE
Your human safety and property are very important as well as others .Please ready following
safety notice in this manual and on generator decals, each safety notice has a symbol .
Failure to follow this instruction could result in extreme severe injury.
Failure to follow this instruction might result in severe injury.
Failure to follow this instruction might result in injury.
Failure to follow this instruction, your generator or other property would be
damaged.
If no torque written, please refer to appendix -- Torque Table.
CONTENTS
°GENERAL INFORMATION ........................................................................................... 6
1-1Main Components ......................................................................................................... 6
1-2General parameter ......................................................................................................... 7
MAINTENANCE ............................................................................................................. 9
2-1Maintenance table ......................................................................................................... 9
2-2Engine oil .................................................................................................................... 10
2-3Air cleaner .................................................................................................................. 11
2-4Clean fuel strainer ....................................................................................................... 12
2-5Spark arrestor .............................................................................................................. 12
2-6Spark plug ................................................................................................................... 13
2-7 Valve clearance adjustment ..................................................................................... 13
FAILURE PREDICTION AND REPAIR ....................................................................... 16
3-1Failure prediction ........................................................................................................ 16
3-1-1Start difficultly .................................................................................................. 16
3-1-2Power insufficient ............................................................................................. 18
3-1-3Speed unstable .................................................................................................. 19
3-1-4Can't ignite ....................................................................................................... 19
3-1-5Oil overheating ................................................................................................. 20
3-1-6Abnormal sound ............................................................................................... 20
3-1-7No DC output ................................................................................................... 21
3-1-8Generator Stator Winding too hot .................................................................... 21
3-1-9Indicator light judgment ................................................................................... 22
3-2Repair preparation ...................................................................................................... 23
3-2-1Safety factors .................................................................................................... 23
3-2-2Special tools ..................................................................................................... 24
3-3Disassemble diagram .................................................................................................. 25
3-4Gasoline engine .......................................................................................................... 26
3-4-1Starter recoil/fly wheel/ignition coil ................................................................. 26
3-4-2Carburetor ........................................................................................................ 31
3-4-3Stepping motor ................................................................................................. 33
3-4-4Cylinder head ................................................................................................... 34
3-4-5Crankshaft/piston ............................................................................................. 41
3-5Generator .................................................................................................................... 47
3-5-1Fuel tank ........................................................................................................... 47
3-5-2Muffler .............................................................................................................. 48
3-5-3Frame seat assy/Frame/Frequency converter .................................................. 50
3-5-4Control panel .................................................................................................... 53
3-5-5Appearance diagram ........................................................................................ 56
dWIRE CONNECTING DIAGRAM ............................................................................... 57
4-1Wire connecting schematic diagram ........................................................................... 57
GENERAL INFORMATION
1-1 Main Components
Left cover
Wheel
Hand bar
Control panel
Cylinder head cover
Air cleaner
Fuel tank cap
Cushion
Shroud
Oil dipstick
Hand bar
Recoil starter
1-2 General parameter
Generator model
R3000IS/R3000ISP
Motor
Type
Silent inverter generator
Frequency /Hz
50Hz/60Hz
Rated voltage /V
100V/120V/220V/230V/240V
Max power /kVA
3.1
Rated power /kVA
2.8
Power Factor
1
Waveform deviation factor/%
≤%3
Noise (3/4 load)
65dB
DC output / V-A
12V/8A
Engine
Engine model
R210-I
Engine type
OHV
Displacement /cc
212
Fuel type
Gasoline
Engine
Fuel tank capacity /L
7L
Rated load continuum running
time /h
5
Engine oil capacity /mL
0.55
Spark plug model
F6RTCOr NGK model:BPR6ESS
Starting system
Recoil starter
Diameter
L*W*H /mm
605×432×493
Net weight /kg
37kg
1-3 Repair standard
Components
Items
Standard
Limitation
Gasoline
engine
Max unload speed
Cylinder pressure
3600±100
0.45~0.69/600rpm
--
--
Cylinder
Inner diameter
70~70.015
70.065
Piston
Piston skirt outer diameter
Piston-cylinder clearance
Inner diameter of piston pin hole
Piston pin outer diameter
Clearance between Piston pin and piston pin
hole
69.975~69.985
0.015~0.04
18.002~18.008
17.992~17.998
0.004~0.016
69.925
0.13
18.018
17.982
0.036
Piston ring
set
Piston ring sets side-gapVfirst ring/second
ring
Piston ring sets close gap:
first ring/second ring
0.03~0.07
--
--
0.55~0.8075
0.6~0.8575
0.14
--
--
1.1075
1.1575
Connecting
rod
Inner diameter of smaller end
Inner diameter of bigger end
Oil clearance of bigger end
Big-end side gap:
18.011~18.022
30.22~30.23
0.035~0.055
0.75~1.35
18.06
30.27
0.12
1.55
Crankshaft
Crank outer diameter
30.175~30.185
30.145
Valve
Valve clearance Intake / Exhaust
Outer diameter of valve stem
Inner diameter of intake valve guide
Outer diameter of exhaust valve guide
Exhaust / Intake
Contact width of valve seat
Spring free length
0.05~0.10
0.05~0.10
5.5~5.512
5.5~5.512
0.7~0.9
30.5
--
--
5.560
5.560
2.0
29.5
2
Camshaft
Height of cam Intake
Exhaust
Journal outer diameter
27.59
27.56
14.166~14.184
27.29
27.26
--
Crankcase
cover
Inner diameter of camshaft hole
14.2~14.218
12.248
Spark plug
Clearance
0.7-0.8
--
Cap of spark
plug
Resistance
10kΩ
--
MAINTENANCE
2-1 Maintenance table
Regular maintenance contributes to safety, economic, no malfunction and environmental
protection.
Exhaust contents toxic carbon monoxide, please stop the engine before
maintenance. If you have to implement the maintenance when generator
running, please make sure the working area is draughty.
Regular maintenance tableV
Regular maintenance table
Each time
20h or the first
month of begin to
use (3).
50h or every
3 months (3)
100h or
every 6
months (3)
300h or
every year
(3)
Engine oil
Check oil
level
○
Replace
○
○
Air cleaner
Check
○
Clear
○(1)
Fuel cup
Clear
○
Spark plug
Clear
○
Replace
Valve clearance
Re-adjust
○(2)
Cylinder head
cover
Clear
Every 300h (2)
Fuel tank and
strainer
Clear
Every two years (2)
Fuel hose
Replace
Every two years (2)
(1) Please increase the maintenance frequency if generator used in dusty area.
(2) These items should be maintained by franchised dealer.
(3) These items should be maintained in proper time interval as requested to insure
generator’s life.
2-2 Engine oil
1) Put generator on horizontal plane.
2) Loosen the bolts as marked, remove the
cover. (Pull the cover back slightly and
then pull it up).
3) Loosen the oil dipstick, and empty the oil
in crankcase
4) Put generator on horizontal plane, adding
new oil until to the upper limit. Tighten the
oil dipstick.
5) Assemble the cover, tighten bolts
Note Every time before use generator,
place it on horizontal plane, stop the engine
and check oil level.
1.Take the oil dipstick and clean the oil.
2.Put dipstick in crankcase but tighten it, and
check the oil level.
3.If the oil level is low, please add
recommended oil until the upper level.
If skin contacts to engine oil too
frequently, this might result in skin
cancer. Please clean the oil on your skin
clearly with soap and water immediately.
For environmental protection, please
dispose the oil properly. We recommended
that put oil in a sealed container and send it
to relevant recycle bin. Do not throw oil
into refuse dump or other place.
Recommended engine oil:
SAE 15W -40
Recommended engine oil standard:
API Standard: SE or higher
Oil capacity: 0.38L
Bolts
Oil dipstick
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