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Home pump
KAWA-ACE
Instruction Manual
Thank you for purchasing our home pump.
Please make sure to read this manual and have a full
understanding of the contents before starting use.
This manual provides precautions for preventing
personal injuries or physical damage.
After reading, keep this instruction manual in a safe
place for quick reference.
Uniting water with an abundant lifestyle .................. Kawamoto Pump
NR type
®
Contents
Important safety instructions . . . . . . . . . . . . . . 2
Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Names of parts . . . . . . . . . . . . . . . . . . . . . . . . 7
How to use . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Water quality testing . . . . . . . . . . . . . . . . . . . . 9
Product specifi cation . . . . . . . . . . . . . . . . . . . . 9
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 27
product. Read "Installation and preparation" thoroughly and
understand the content before starting operation. Do not install
and prepare the product by the customer.
Important safety instructions . . . . . . . . . . . . . 10
Installation and piping . . . . . . . . . . . . . . . . . . 16
Electrical work . . . . . . . . . . . . . . . . . . . . . . . . 19
Trial operation . . . . . . . . . . . . . . . . . . . . . . . . 20
Inspection and maintenance . . . . . . . . . . . . . 24
Replacing consumables . . . . . . . . . . . . . . . . 26
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . 27
No. 87230430
For storage
BT001
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Summary of Contents for Kawamoto Pump KAWA-ACE NR
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Page 1: Table Of Contents
No. 87230430 For storage Uniting water with an abundant lifestyle ....Kawamoto Pump Home pump KAWA-ACE NR type ® Instruction Manual Thank you for purchasing our home pump. Please make sure to read this manual and have a full understanding of the contents before starting use. -
Page 2: Important Safety Instructions
How to handle Important safety instructions This manual provides precautions for using this product safely and for preventing personal injuries or physical damage. The precautions are classified as "DANGER," “WARNING,” and “CAUTION” to indicate the degree of possible injury or damage and urgency in case of improper handling. All precautions are important matters related to safety and must be observed. - Page 3 WARNING In case of the power outage, turn off the Bring-in and installation power switch. Otherwise, the product and the For longer use of the product, install facility may get damaged, or the pump may suddenly the product at a well-ventilated place start moving and cause injury at the time of power without dust, corrosive gas, explosive recovery.
- Page 4 CAUTION Prepare a buzzer or other facility for Product specifi cations alarms, so the malfunction of the product Perform repair coating at an interval that can be confi rmed. Failure to do so could result suits to your use condition of the product. in serious accidents due to continuous use of the At screws, and processed parts and other parts with malfunctioning product.
- Page 5 CAUTION Operate the pump within the specifi cation Operation and trial operation range. Failure to do so may cause pump damage or Do not touch rotating parts or insert accident. fi ngers or objects in the opening during At the time of trial operation, remove air operation.
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Page 6: Unpacking
Notes The following cases may be out of the scope of warranty range: use outside of the application range, ● disobedience to caution and other messages, inappropriate repair and modifi cation, problem occurred due to nature of God, problem occurred due to installation environment (abnormal power supply, foreign object, sand, etc.), conditions not complying laws, regulations, and equivalent rules, malfunction due to carelessness or by intention, problem due to replacement of consumables or due to resale. -
Page 7: Names Of Parts
Names of parts The illustrations below shows a typical model of the NR type. Some models differ slightly from the illustrations. Caution Make sure to remove the protector (cardboard) inside the pump cover before using the product. Pump cover Motor Accumulator Fine sensor Plug... - Page 8 Electric parts box Source lamp Reset button SOURCE TROUBLE Fine sensor Trouble lamp RESET SENSOR FLOAT Shorting wire (for float switch) MOTOR Motor BT025 Power source Lamp indications If there is no water even when the faucet is turned on, remove the pump cover, and then check the condition of the lamps.
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Page 9: How To Use
How to use The construction shop will perform operations from the installation throughout the trial operation. Preparation by the customer is not required. When the power is on, the pump operates automatically simply by turning on/off the faucet. Caution ・A squeak is made when the pump starts or stops. This is not a failure. ・This product starts/stops automatically. -
Page 10: Specialty Constructions Are Necessary For Installation Of This
Installation and preparation (for construction shops) Specialty constructions are necessary for installation of this product. Read "Installation and preparation" thoroughly and understand the content before starting operation. Do not install and prepare the product by the customer. Important safety instructions This manual provides precautions for using this product safely and for preventing personal injuries or physical damage. - Page 11 WARNING Avoid connecting multiple electric Bring-in and installation devices to one outlet (octopus outlet) Store the pump at a location, where a and construct wiring by using the special lock is provided, such as a pump room. wiring. Otherwise, short circuit, electric shock, or fi re Or take an appropriate measure such as may be caused.
- Page 12 fl uid quality. and water preventive treatments are not within the Otherwise, the pump may get broken, and short circuit, Prohibition responsibility of Kawamoto Pump. electric shock, and fi re may be caused. For construction shops...
- Page 13 CAUTION Apply sealing agent to the screws on the Bring-in, installation, and water quality pipe to prevent water leakage. Failure to do Do not install the pump at a location with so may cause water to leak. a lot of moisture such as a bathroom. If a If a device with rapid change of fl...
- Page 14 CAUTION Use valves in the designated condition. Electrical work Otherwise, the product cannot be operated properly, Do not feed the power cable and control causing damages in the units. cable in one pipe or duct. Erroneous operation Do not place fl ammable objects around of the product or other equipment may be caused.
- Page 15 CAUTION When the pressure gauge or the Inspection/Maintenance compound gauge is used, keep the cock To use the product safely for a long time, closed while the gauge is not used for conduction of both periodical and daily measurement. If the cock is kept opened all the inspections are recommended.
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Page 16: Installation And Piping
When the power is turned off, the antifreezing mechanism does not operate. In a cold region, do not turn off ● the power until water is removed even if this product is not used for a long time. Caution Carry out thorough measures against congelation. Kawamoto Pump assumes no responsibility for breakage caused by congelation. For construction shops... - Page 17 Installation Install the product while observing the following items. When using the product to suck in water from a well ● Set up the product so that the total suction head is At least within 8m. 30 cm The total suction head must be a sum of the suction height and the piping-loss height of horizontal pulling etc.
- Page 18 Piping CAUTION Apply sealing agent to the screws on the pipe, so the water leak can be prevented surely. Failure to do so may cause water leak. Notes on piping Remove the fl anges before piping work. ● Make the pipes as short as possible, and ●...
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Page 19: Electrical Work
Electrical work WARNING Electrical work must be performed by a professional engineer. Improper wiring and connection could result in malfunction, short circuit, electric shock, and fi re. Grounding Connect a ground wire to the connector (earth terminal: M4) on the base. Connect a ground plate of 30cm square or more or a ground bar of 1cm or more in diameter and 40cm or more in length to a ground wire by... -
Page 20: Trial Operation
Trial operation WARNING When connecting or disconnecting the wiring, always shut down the power before you start operating. Failure to do so could result in electric shock. Warning to Prohibition electric shock After the power is turned on or while the power is on, do not touch the charging part of the control panel (electric parts box), motor terminals, and cable ends. - Page 21 1 Preparing for trial operation In case of suction operation (self- priming operation) Open Close Remove the pump cover (see page 8). Remove the plug and fill water until the prime is filled fully. Tighten the plug. Plug Turn on the faucet at the discharge side. (Priming cup/ exhaust outlet) BT033...
- Page 22 Precaution for trial operation ● Confirm that no pressure is applied in the pump before opening or closing the plug (Failure to do so could result in spouting of water or protruding of the O ring.) If the O ring protrudes, a water leakage may be caused.
- Page 23 3 Trial operation When pumping of water has started, leave the water running for a while. * Confi rm that there is no sand mixed in, no water leakage from the pipes and no abnormal operation noise. Turn the faucet on and off. * Confi...
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Page 24: Inspection And Maintenance
Inspection and maintenance WARNING If the product stops working or if any abnormality is sensed (i.e., broken cable or burning smell), stop operation immediately and shut down the power. Then contact the place of purchase for inspection or repairs. If the product is continuously operated in an abnormal condition or the repair is inappropriate, short circuit, electric shock, fi... - Page 25 CAUTION Replace the consumables periodically. When the consumables are continuously used in deteriorated and worn-out condition, accidents such as water leak, seizure, and breakage may be caused. For the periodical inspection and replacement of parts, consult the place of purchase. When the pressure gauge or the compound gauge is used, keep the cock closed while the gauge is not used for measurement.
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Page 26: Replacing Consumables
Replacing consumables The following parts are consumables. Replace the parts by referring to the replacement schedule guideline. Replacement Part name Condition as a guide for replacement schedule When the bearing becomes hot, or when abnormal noise or vibration is Ball-bearing 3 year generated Mechanical seal... -
Page 27: Troubleshooting
Troubleshooting WARNING If the product stops working or if any abnormality is sensed (i.e., broken cable or burning smell), stop operation immediately and shut down the power. Then contact the place of purchase for inspection or repairs. If the product is continuously operated in an abnormal condition or the repair is inappropriate, short circuit, electric shock, fi... - Page 28 Kawamoto Pump Mfg. Co., Ltd. Head offi ce: 11-39, 4-chome, Ohsu, Naka-ku, Nagoya, Aichi 460-8650 Japan...