Koshin SEV-25S User manual

1"/1.5"/2"/ 3"/4"/6"
WATER PUMP
Owner’s Manual
CLEAR WATER
PUMP
1. SAFETY .............................................. 3
2. COMPONENT IDENTIFICATION........ 8
3. CONTROL SYSTEM ......................... 10
4. PRE-OPERATION INSPECTION ...... 13
5. OPERATION...................................... 18
6. STARTING THE ENGINE.................. 22
7. STOPPING THE ENGINE ................. 25
8. MAINTENANCE ................................ 27
9. STORAGE ......................................... 32
10. TROUBLESHOOTING .................... 34
11. SPECIFICATION ............................. 36
SEV-25S, SEV-50S, SEV-80S
OWNER’S MANUAL
Toll Free: 1-800-634-4092
E-Mail: [email protected]
www.koshinamerica.com/
21-07 012354101

·1 ·
PREFACE
Thank you for choosing a water pump of our company.
Please keep the owner’s manual for reference.
This manual should be considered a permanent part of the water pump
and should remain with the water pump if it is resold.
The manual instructs the user how to operate the water pump including
before operation to get the best results. If a problem should
arise or if you have any questions about the pump, consult an authorized
dealer of our company.
All information and diagrams of this manual are provided in accordance
with the newest products at the publishing time. If revision or any other
change is made in respect of the information descried in this manual,
making it a little different from the product's actual status,our company
will explain it.Our company reserves the right to make changes at any
time without notice and without incurring any obligation. No part of
this publication may be reproduced without written permission of our
company.
SEV-25S, SEV-50S, and SEV-80S,
• 2 •

·1 ·
PREFACE
Thank you for choosing a water pump of our company.
Please keep the owner’s manual for reference.
This manual should be considered a permanent part of the water pump
and should remain with the water pump if it is resold.
The manual instructs the user how to operate the water pump including
before operation to get the best results. If a problem should
arise or if you have any questions about the pump, consult an authorized
dealer of our company.
All information and diagrams of this manual are provided in accordance
with the newest products at the publishing time. If revision or any other
change is made in respect of the information descried in this manual,
making it a little different from the product's actual status,our company
will explain it.Our company reserves the right to make changes at any
time without notice and without incurring any obligation. No part of
this publication may be reproduced without written permission of our
company.
SEV-25S, SEV-50S, and SEV-80S,
·3 ·
1. SAFETY
Our company's water pump is designed to give safe and reliable service
if operated according to instructions. Read and understand the Owner’s
Manual before operating the water pump. Failure to do so could result in
personal injury or equipment damage.
Safety Messages
Your safety and the safety of others are very important. We have provided
important safety messages in this manual and on water pump and engine.
Please read these messages carefully.
Safety label - on the water pump and engine.
A safety message - alerts you to potential hazards that could hurt you or
others. Each safety message is preceded by a safety alert symbol and
one of three words: WARNING, CAUTION, or NOTICE. These mean:
You CAN be KILLED or SERIOUSLY HURT if you don’t follow
instructions.
You CAN be HURT if you don’t follow instructions.
Your water pump or other property could be damaged if you don’t follow
instructions.
SAFETY
• 3 •

To prevent fire hazards and to provide adequate ventilation, keep the
pump at least 1 meter away from each of the building walls and other
equipment during operation. Do not place flammable objects close to
transportation.
The muffler becomes very hot during operation and remains hot for a
it is hot. Let the engine cool before storing the water pump indoors.
and fuel storage area.
Pump only water that is not intended for human consumption. Pumping
flammable liquids, such as gasoline or fuel oils, can result in a fire or
explosion, causing serious injury. Pumping sea water, beverages, acids,
chemical solutions, or any other liquid that promotes corrosion can
damage the pump.
Avoid open flames or spark when refueling or main-
taining the pump or engine.
If you leave the pump for any reason, always turn the engine off.
Do not open plugs or hoses if heat or pressure exists within the pump.
Clean water pump and high pressure pump are only designed for
pumping clean water.
·4 ·
1) Safety Instruction
SAFETY
SAFETY
• 4 •

·4 ·
SAFETY
Place the pump on a firm, level surface. If the pump is tilted or
overturned, fuel spillage may result.
Refuel in a well-ventilated area with the engine stopped, and in places
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After refueling, cover the fuel tank well and screw it down.
Exhaust contains poisonous carbon monoxide gas that can build up to
dangerous levels in closed areas. Breathing carbon monoxide can cause
unconsciousness or death.
Don’t screw off the plug while the engine is running to avoid damaging
the equipment and hurting the persons.
Children and pets must be kept away from the area of operation due to a
possibility of burns from the hot engine components.
The machine is forbidden to be operated in a potentially explosive
atmosphere.
SAFETY
• 5 •

·5 ·
2) Safety Label
SAFETY
SAFETY
• 6 •

·6 ·
SAFETY SAFETY
• 7 •

·7 ·
2. COMPONENT IDENTIFICATION
COMPONENT IDENTIFICATION
2. COMPONENT IDENTIFICATION
COMPONENT IDENTIFICATION
1" CLEAN WATER PUMP
CLEAN WATER PUMP
COMPONENT IDENTIFICATION
• 8 •

·9 ·
2"/3"/4"/6" CLEAN WATER PUMP
CHOKE LEVER
FUEL TANK CAP
THROTTLE LEVER
DISCHARGE PORT
OIL DIPSTICK
ENGINE SWITCH
RECOIL STARTER GRIP
FUEL COCK
PRIMING WATER FILTER CAP
FRAME
AIR FILTER
MUFFLER
OIL DRAIN PLUG
PUMP DRAIN PLUG
SUCTION PORT
COMPONENT IDENTIFICATION
CLEAN WATER PUMP
• 9 •

·14 ·
3. CONTROL SYSTEM
Before operating our company's water pump, carefully read and
understand the owner’s manual and be familiar with each control
function. Know how to operate and how to do in a urgency condition.
1) Fuel Lever (SEV-50S, -80S only)
.
Set the fuel lever to the “OPEN” position.
When not operating the engine, set the fuel lever to the “CLOSE”
position.
2) Engine Switch
The engine switch is used for opening or closing ignition circuit :
Set the engine switch to the “OPEN” position to run the engine, and set it
to the “CLOSE” position to stop the engine.
FUEL LEVER
CLOSE
OPEN
CONTROL SYSTEM
• 10 •