YAMADA 854592, 854594, 854596, 854593, 854595 Instruction

...

Doc. No. APP 079U-03

INSTRUCTION
Pump 125 separate type series
SH-125B MODEL No.854592854594・854596 (SIPHON TYPE)
DR-125B SH-125B DR-125B
MODEL No.854593854595854597 (DRUM TYPE)
-V MODEL No.854599854601854603 (DRUM TYPE -V)
WARNING
Prior to operating this pump, be sure to read this operation manual for safety. After reading the manual, please keep it at hand any time for your quick reference.

- Preface

Thank you very much for purchasing Yamada Pump. This pump, driven by the compressed air from an air compressor, is designed to pump out or transfer lubricant from drum cans or other vessels. 125 series pumps are powered by compressed air and designed to transfer low viscosity material such as oil from a drum or
other containers.
For transferring solvent (paint, lacquer, thinner etc.), “-V” type pumps in 125 series are available.

- For Safe Operation

This document describes the items that are important for the user to operate this product safety, correctly, and efficiently. Before operating this product, read this manual thoroughly, in particular, “Warnings and Cautions” at the beginning of this manual, with a good understanding of its contents. Keep this manual carefully in an easy-to-access place so that the user may refer to it whenever necessary.

- Warnings and Cautions

For safe use of this product, be sure to note the following: In this document, warnings and cautions are indicated by symbols. These symbols are for those who will operate this product and for those who will be nearby, for safe operation and for prevention of personal injury and property damage. The following warning and caution symbols have the meanings described below. Be sure to remember their meanings.
WARNING :
This indicates the existence of potential hazard which, if not avoided, will result in death or serious injury.
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CAUTION :
Furthermore, to indicate the type of danger and damage, the following symbols are also used along with those mentioned above:
This symbol indicates an act that is prohibited (prohibition). The concrete contents of prohibition are indicated by the side of the indication.
This symbol indicates the contents that must be observed. The concrete contents of observance are indicated by the side of the indication.
This indicates the existence of potential hazard which, if not avoided, may result in bodily injury or in physical damage.

- Precautions on Use

The following warnings and cautions are very important. Be sure to observe them.
WARNING
[Operating condition]
- Restriction on handling Never let anyone operate this unit without understanding this manual.
- Read this manual thoroughly before use. For your safety, read and understand all information provided in this manual. If you have lost or damaged your instruction manual, please contact us or our distributor to place an order.
[Operating method]
- Keep your face away from the exhaust and discharge ports. Material may suddenly come out. There is a possibility of losing eyesight if it strikes eyes.
- Connecting ports Keep your fingers away from each port to avoid injury from moving parts.
- Understand this manual completely before operating the machine. The operator and maintenance engineer should read the operation manual thoroughly before operating the pump and performing maintenance in respect of this pump.
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- Do not use inappropriately. Use of the product for any purpose other than those specified in this manual may result in personal injury or property damage. Be sure to use the unit in accordance with the specifications in this manual.
- Wear proper safety equipments. Always wear proper safety equipments (facemask, ear plugs, and safety shoes, etc.) when installing, operating, and disassembling the pump.
- Ground connection Make ground connection to pump and peripheral equipment. Rapid pumping of material can result in static electrical charge. Also, be sure to provide proper ventilation where a flammable atmosphere may exist.
- In case of abnormality If there is any danger or abnormality, discontinue pump operation and refer to Troubleshooting to solve the problem.
- Do not run the pump dry. Stop pump operation immediately when a drum becomes empty. Running the pump dry will cause excessiv Be especially careful when pumping explosive material. Mixture of an air and vaporized material can explode. If there is any possibility of running dry, install a dry-run protection device like a liquid level control.e vibration, resulting in reduction of pump life and damage to other equipment.
[Installation and piping]
- Air supply pipe Attach a valve (for stop in emergency) or regulator to the air supply pipe to keep supply air pressure under
0.7MPa.
- Check strength of mounting surface. (SH type only) If using a wall mount bracket for installation, the must be strong enough to withstand vibration of the pump.
[Disassembly, maintenance and inspection]
- No alternation is permitted.
Alternating the unit may result in personal injury or product malfunction. Please do not try to alter, modify, or change the machine.
- Never use gasoline or any other volatile material. Gasoline is a high volatile fuel. Never use for cleaning of the unit in any case. Risk of fire or explosion may exist.
- Some materials can be detrimental to the environment.
- Daily checkup
- Shut off air supply.
- Replacement time for consumables
[Installation and piping]
- Install an emergency stop valve.
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WARNING
Do not discharge material directly onto the ground. Dispose of harmful materials according to the requirements specified in SDS or local regulations. Also, dispose of pump according to the local regulations after removing residual material from inside pump. (Please contact industrial waste disposal service.)
Execute the daily checkup.
Before maintenance involving disassembly, be sure to shut off air supply to the pump and release residual air pressure and material pressure in the tubes and pump. Failure to do so may result in material gushing out.
The life of consumables varies depending on operating conditions. Replace a degraded part with a new one.
CAUTION
Attach an emergency stop valve to the air piping (somewhere accessible between the air source and unit) and close this valve in case of emergency.
- Stop operation. If any abnormality is found during operation, immediately stop the machine. Do not restart until the cause has been identified and corrected.
- Shut off air supply. Shut off the air source before installation and piping.
- Install properly. Install the unit properly according to the requirements for location and material, pressure resistance, and size of hoses and other device, avoiding lift operation failure and pipe leakage or breakage.
- Measures against rainwater and dust Take protective measures against rainwater and dust. It is likely to lead to the pollution of the material.
- When installing the pump Be very careful about your posture when installing the pump. Back injury may be caused by lifting the pump. Be very careful about the edge of the pump when you lift the pump. Your hands might be injured.
- When installing the drum (DR type only) Place a drum on a flat, level surface to position pump horizontally against a ground. Operating the pump on a slope may cause a fall or tip-over due to shift in center of gravity caused by change in the material level.
- Do not plumb directly. Do not connect the material outlet and piping directly. Attach a flexible tube like a hose to connect the pump to the piping. The pump, if connected directly to the piping, may cause many problems (e.g., noise caused by vibration, damage to the piping, operation failure of the lift, and failure of maintenance).
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CAUTION
[Handling]
- Keep hands and fingers away from the pump during operation. Keep hands and fingers away from the pump during operation to avoid injury from moving parts. Do not touch the surfaces of the pump and the hose when pumping high-temperature material. Risk of burns exists.
- In case of emergency In case of emergency, close emergency stop valve
- Maximum operating pressure of the pump Do not exceed the maximum operating pressure of the pump (0.7MPa).
- Material Use pump for the material suitable for the specification. Parts may be corroded and material leak from the damaged parts can lead to environmental pollution. Also, follow handling notes (SDS) of the manufacturer about the handling of the material used.
- Fall-prevention measures Take fall-prevention measures if using a slim or light tank. Risk of falling will be increased due to shift in center of gravity caused by change in the material level in a tank. When using a bung adapter, to prevent the pump from falling over, hang the pump with a crane etc.
- When Replacing drum
[Shutdown and storage]
- When left unused for a long time (an week or more) or shutdown
(DR type only) Material remaining inside or on the surface of the pump may spill out by inserting or removing the pump into from a drum. Be very careful not to get your clothing dirty.
Shut off air source after work and nighttime, holidays, or when the pump is not in use for a while. Also, open the valve at the discharge port to release residual pressure in the pump and hoses. Failure to do so may result in damage to the hoses or facility pollution due to leak from the valve. The use has a responsibility for such secondary accidents.

Table of Contents

- Preface
- For Safe Operation
- Warnings and Cautions
- Precautions on Use
- Table of Contents
1. Part Names
1.1 Part names ······························································································ 1
1.2 Contents of a package ···························································································· 1
2. Operating principle ···················································································· 1
3. Preparation of Installation and Operation ························································
3.1 Pump installation ··································································································· 3
3.2 Installation of drum pump(Using a drum cover) ···························································· 3
3.3 Installation of drum pump(Using a bung adapter) ·················································· 3
3.4 Installation of siphon pump ······················································································ 4
3.5 Installation of silencer ····························································································· 4
3.6 Connecting the ground wire ····················································································· 4
3.7 Discharge piping ··································································································· 5
3.8 Air piping ············································································································· 5
3.9 Preparation for use ································································································ 5
4. Operating Method ······················································································ 6
4.1 Operation switch and valve ······················································································ 7
4.2 Solvent cup ·········································································································· 7
4.3 Filling delivery piping with material ············································································ 8
4.4 Operation ············································································································ 8
4.5 Retightening gland packing ····················································································· 8
4.6 When container is empty (changing drum) ·································································· 8
4.7 After work ············································································································ 8
5. Maintenance and Inspection ········································································ 9
5.1 Maintenance and Inspection ···················································································· 10
5.2 Troubleshooting ···································································································· 11
5.3 Consumable
5.4 Design standard use period ··········································································· 13
6. Parts Disassembly Drawing and Parts List ······················································ 13
7. Specifications ···························································································
8. Limited Warranty ······················································································· 22
····························································································· 12
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19

1. Part Names

1.1 Part names
1.2 Contents of a package
Fig. 1 Part names
Unpack and check the pump for any damage.

2. Operating Principle

Yamada's air-powered pumps employ reciprocating motion system driven by compressed air. It is comprised of two sections as illustrated at right; air motor section which drives the pump and lower pump section which pump up material. When compressed air, generated by the compressor, is fed into the air motor, the air switching mechanism built in the air piston actuates vertical reciprocating motions. The connecting rod, joining the air piston inside the air motor and the piston inside the lower pump, transmits the movement to the piston inside the lower pump, giving vertical reciprocating strokes. Vertical reciprocating motions, generated by the lower pumps, feed material into the lower pump. Then, it is pumped out of the discharge port.
Fig. 2
1

3. Preparation of Installation and Operation

WARNING
- Keep your fingers away from each port to avoid injury from moving parts
- The pump weighs about 30kg. Be careful not to let the pump fall over or get crushing injury during installation.
- Always wear proper safety equipments (facemask, ear plugs, and safety shoes, etc.) when installing, operating, and disassembling the pump.
- Make ground connection when working with flammable material or in explosive atmosphere. Rapid pumping of material can result in static electrical charge. Also, be sure to provide proper ventilation where a flammable atmosphere may exist.
- Attach a valve (for stop in emergency) or regulator to the air supply pipe to keep supply air pressure under 0.7MPa.
- (SH type only) If using a wall mount bracket for installation, the wall must be strong enough to withstand vibration of the pump.
CAUTION
- Keep hands and fingers away from the pump during operation to avoid injury from moving parts. Do not touch the surfaces of the pump and the hose when pumping high-temperature material. Risk of burns exists.
- Attach an emergency stop valve to the air pipe (somewhere accessible between the air source and unit), and in case of emergency, close this valve.
- If there is any danger or abnormality, discontinue pump operation and refer to Troubleshooting to solve the problem.
- Shut off the air source before installation and piping.
- When installing the pump, select an appropriate place and suitable piping material, pressure resistance, and size to avoid leakage and damage to the piping.
- Take protective measures against rainwater and dust. It is likely to lead to the pollution of the material.
- Be very careful about your posture when installing the pump. Back injury may be caused by lifting the pump.
- Be very careful about the edge of the pump when you lift the pump. Your hands might be injured.
- (DR type only) Place a drum on a flat, level surface to position pump horizontally against a ground. Operating the pump on a slope may cause a fall or tip-over due to shift in center of gravity caused by change in the material level.
- Do not directly connect the piping to the pump. Be sure to use a flexible tube like a hose to connect between the pump and piping. Direct connection damages the piping by vibrations when running the pump, causes noises, and in case of the drum pump, makes it impossible to replace the drum can and disables maintenance of the pump.
- Take fall-prevention measures if using a slim or light tank. Risk of falling will be increased due to shift in center of gravity caused by change in the material level in a tank.
- When using a bung adapter, to prevent the pump from falling over, hang the pump with a crane etc.
2
3.1 Pump installation
Refer to Fig. 3 for mounting dimensions of the pump. Make sure the environment to install the pump satisfies the following conditions:
- A flat surface indoor (area where exhaust from the pump does not affect peripheral equipment)
- Enough space to perform maintenance
Fig. 3 Pump mounting dimension
3.2 Installation of drum pump
(Using a drum cover: DR-125B3.5, DR-125B5)
1) Secure the pump to a drum cover (sold separately) and mount it on an open top drum.
2) When installing on a drum, use a crane to lift up the pump with the eye nut on the top.
3.3 Installation of drum pump
(Using a bung adapter: DR-125B13)
1) Remove a plug on a drum and attach a bung adapter (sold separately).
2) Insert the pump into the bung adapter. Once the lower end (foot valve) reaches the bottom of the drum, lift up the pump 2-3 cm above to make space between the foot valve and the bottom of the drum. Then, secure a wing screw on the bung adapter to set the pump in place.
When installing on a drum, use a crane to lift up the pump with the eye nut on the top. To prevent the pump from falling over, keep hanging the pump with a crane.
3.5×1 5×1
A : Dimension of mounting plate
B : Bolt hole P.C.D.168 P.C.D.140
Fig. 4
φ152 φ122
13×1
CAUTION
- When using a closed type drum, loosen a vent plug to avoid creating a vacuum.
3
Fig. 5
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