Asada BEAVER 50 User manual

Pipe Threading Machine
ＩＮＳＴＲＵＣＴＩＯＮ ＭＡＮＵＡＬ
〔
Read through this manual carefully before using the machine
〕

SAFETY PRECAUTIONS
Thank you for choosing our Beaver 50.
*ThisInstructionManualmustberetained by the user of this machine.
* Read this Instruction Manual carefully and completely before use and thoroughly understand the usage,
capacity, cautions, and easy repairs for correct operation.
* Handle the machine properly to make full use of its functions for safe work.
* After reading the instructions, save this manual so that you can read it when necessary.
*Use the machine for the intended application only. It will do a better job and be safer at the rate for which it was
designed.
*Uponreceivingthe machine, check the following.
・Check that the machine is built conforming to the specifications stated in your order.
・Check the overall machine for any damage or deformation caused in transit due to accidents or other reasons.
・Check that all items and accessories delivered.
In case any discrepancy is found, immediately report the fact to the shop you purchased or our sale
office. (The contents of this manual are subject to change without prior notice.)
CLASSIFICATION OF CAUTIONS
Precautionary signs are classified into the following 3 levels.
Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,
couldresultindeathorseriousinjury.
Indicatesapotentiallyhazardoussituationwhich,ifnotavoided,
mayresultinminorormoderateinjury.Itmayalsobeusedto
alert against unsafe practices.
SYMBOLS
Rotationparts Other Instruction manual
Explosion Fire Falling Earth
Electricshock CuttingBlade ToxicGas Mask
Pinching HighTemperature Splashing Dragging
1

•Always ground the machine to avoid electric shock or resultant death.
•Do not touch the plug with wet hands.
•Do not expose the machine to rain and water and do not use it in damp
or wet locations. Humidity will deteriorate motor insulation or lead to
electric shock.
•Immediately replace Power Plug, Power Cord or extension cord, if
damaged.
•Do not hold the Power Cord and pull it to disconnect from the receptacle
and do not put the machine on the cord and damage it.
•An extension cord used should be a three-core cabtyre cable having
an earth wire. Use a thick and durable cord for outdoor use.
•Toxic chlorine gas is generated. Do not burn the threading oil (Red).
In case anyone should inhale the gas, move the person to a place of
fresh air, and consult a doctor without a delay.
•Be sure to use the threading oil (White) for working water pipes.
•The workpiece, Hammer Chuck and Scroll will rotate during working.
Loose clothing can get easily tangled into moving parts.
2
Electric Shock
Earth
Toxic Gas
Rotating parts
CAUTIONS IN USE
•Always use the machine at the voltage indicated on Machine Plate.
Otherwise, the machine may become hot, emit smoke or catch fire.
•Do not force the machine in a manner that the motor stops due to an
overload such as a worn Dies.
•Do not handle or use the threading oil near a fire.
•Immediately replace the Power Plug, Power Cord and extension cord, if
damaged.
•If the machine has emitted smoke or took fire, do not disassemble it
but have it inspected or repaired by a qualified person.
•Never install an earth wire to the gas pipe. If attempted, explosion may
take place.
•Do not use the machine in the presence of flammable liquids or gases
such as gasoline and thinner. Otherwise, ignition or explosion may
take place. Cutting Blade.
Fire
Ex
p
losion

Cutting blade
3
•Always wear gloves when replacing Dies, Reamer, Pipe Cutter and
circular saw blade. Otherwise, you may cut your hands.
•The saw blade and other parts coast for a while after the switch is
turned off. Never touch them while they are moving.
•Cut surfaces are very sharp and do not touch them with your hands.
•When it is required to touch the saw blade and moving parts for
replacement, etc., switch off the machine and unplug it before starting
that operation.
•Before plugging the machine in, always make sure that the switch is
OFF. If the machine remains plugged in, it will start suddenly, leading
to unexpected accident or injury.
•During operation, keep your hands and face away from the moving
parts. You may be caught in the moving parts, causing injury.
•Do not use gloves for works such as cutting, reaming and threading.
•You may be caught in the moving parts, causing injury.
•Do not wear neckties, open-sleeved clothing, knitted gloves, loose
clothing or jewelry (such as necklaces). Otherwise, you may get caught
in moving parts.
•Wear caps or protective hair covering to contain long hair. Otherwise,
you may get caught in moving parts.
•When not in use or when servicing, cleaning, checking or replacing
parts, switch off and unplug the machine. If the machine remains
plugged in, it will start suddenly, leading to accident or injury.
•Do not leave the machine unattended during rotating. Others may get
caught in moving parts.
•It is mandatory to use Pipe Support for long and heavy work to avoid
shaking and distortion of the work during turning and tilting of the
machine by the weight of the workpiece. Otherwise, the workpiece
and the machine become unstable.
•Wear safety glasses while operating the machine. Threading oil or chips
enter your eyes and nose.
•Do not blow off chips using air. They may get into your eyes and loss of
eyesight may result.
•Use a face or dust mask if operation creates dust. Sawdust and dirt
may enter your eyes and nose.
Rotating parts
Dragging
Splashing
Masks

•Immediately after threading, Dies, chips and threaded surface are hot.
Do not touch them directly with hands.
•Fix the Carriage to avoid moving while carrying the machine, hold and
lift the bottom of the machine. Do not carry the machine by the scroll
or reamer to carry the machine.
•When lifting the machine, bend your knees to avoid a load on your waist.
•The machine stained with threading oil is slippery. Do not drop the
machine on your feet while lifting it.
•Do not install the machine inclined or on an unstable place. The machine
fall down, causing injury.
•Do not put the machine with the Die-Head side higher than the machine.
Threading oil leaks from the inside of a pipe, staining the floor.
•Keep proper footing and balance at all times. You may tumble and get hurt.
•Do not operate the machine when you cannot concentrate on your work,
e.g. when you are tired or while under the influence of alcohol,
medication or drugs. Otherwise, accident or injury may occur.
•Before turning on the machine, make sure that hand tools used for
inspection or adjustment are removed from the machine. Accident or
injury may occur if you start the machine with hand tools on it.
•Use only the accessories and attachments given in this manual and
our catalogs. A failure to do so will lead to accident or injury.
•Die-Head is wet and slippery with threading oil. Do not drop it on your
feet while replacing.
•Drinking tap water mixed with threading oil may cause diarrhea or
vomiting. Before laying pipings, always wash off threading oil from
the threaded surfaces and the inside the piping.
•Always perform pressure test on threaded pipings. Otherwise, leakage
of gas or water may occur.
•Immediately stop the machine if something is wrong with the machine
or you have noticed unusual smell, vibration, sound, etc. during
operation, and refer to "6. TROUBLE SHOOTING" in this manual and
follow the corresponding instructions.
•Repair should only be carried out by our sales representative. Otherwise
the machine may not show its performance or you may get injured.
Ask the shop of your purchase or our sales office.
•Our products are in accordance with the relevant safety rules. Do not
modify them.
High Temperature
4
Other

•Do not put the machine or workpiece on the Power Cord. Damaged
cord and current leakage will occur.
•Watch the position of your finger while lowering Die-Head to avoid
pinching of fingers.
•Do not leave the machine with a long workpiece set on it. You may
tumble and get hurt.
•Securely install accessories in accordance with this manual. Otherwise,
accident or injury result.
•Before further use of the machine, a guard or other part that is damaged
Should be carefully checked to determine that it will operate properly
and perform its intended function.
•When the machine is carried with threading oil in it, the oil may splash
and stain clothing due to vibration.
•If you have dropped or hit the machine accidentally, carefully check for
damage, crack or deformation. If the machine is used with such defect,
poor threading accuracy, accident and injury can result.
•Before leaving the machine for a long time, disconnect the Power Plug.
•Work wet with threading oil is slippery. Do not drop it on your feet.
•Always use the threading oil (White) for working water pipes. When
the threading oil (White) is used, wash it off with water. When the
threading oil (Red) is used, wipe it off with waste cloth. Avoid cutting
your hands with threads and cut surfaces.
•The carriage contacts the body before the work is threaded and the
Die-Head feeding stops. Start threading at a position 70 mm or more
away from the Hammer Chuck.
Instruction Manual
5
Electric Shock
Pinching
Falling
Other

6
• For proper threading, observe the following.
• Use the Die-Head and Dies which match the thread size.
• Install the Die-Head on the Carnage properly.
• Do not put Die-Head direct on the ground and handle it carefully.
• Make sure that the threading oil pours on the Dies.
•Avoiddeformation and oblique cutting of pipes.
•Keepyourworkbenchand area tidy and well lit. Cluttered areas and
benchesinviteinjuries.
• Do not let visitors touch the machine and Power Cord or operate the
machine.
• When not in use, machines should be stored in dry and high or locked-
up place - out of reach of children.
• Threading Oil
• Threading oil contacting the skin may cause inflammation. Wear protective gloves
when handling the threading oil. In case it contacts your hands, completely wash
itoffwithwaterandsoap.
• Do not drink the threading oil because it causes diarrhea and vomiting. If
swallowedaccidentally,donot force to vomit and consult a doctor immediately.
• Keep the threading oil out of reach of children.
• Do not dilute the threading oil nor mix with other threading oil.
• When the threading oil mixes with water and turns into milk-white or when it is
extremelydeterioratedcausing poorly finished threads, early stage replacement
withnewoilisrecommended.
• Avoid direct sunlight and store in a dark place. After use, close up the container
tightly to prevent dirt and water from entering.
• Do not inhale oil mist or vapor of the threading oil. It causes nausea. If inhaled
accidentally, move to a place where fresh air prevails, cover the body to keep
warm, lie quietly and consult a doctor.
• Dispose of waste oil and waste oil container as industrial waste. Do not heat the
waste container, do not drill holes into it and do not cut it. Ignition or explosion
maytakeplace.
Explosion
Other

CONTENTS
１． OVERVIEW…………………………………………………………………………………
２． COMPONENTS OF THE MACHINE
１） Main Parts
１－１）Threading Machine…………………………………………………………
１－２）Circular Saw………………………………………………………………
１－３）Die-Head……………………………………………………………………
２） Specifications…………………………………………………………………………
３） Standard Accessories Specification……………………………………………………
４） Optional Accessories…………………………………………………………………
３．INSTALLATION
１） Carrying the Machine…………………………………………………………………
２） Installation……………………………………………………………………………
４． OPERATION
１） Preparing for Operation
１－１）Checking Threading Oil…………………………………………………
２） Setting the Workpiece……………………………………………………………
３） Cutting
３－１）Pipe Cutter………………………………………………………………
３－２）Circular Saw………………………………………………………………
４） Reaming…………………………………………………………………………
５） Changing Dies to Changed thread Size
５－１）Changing Dies to Changed thread Size…………………………
５－２）Removing and installing Dies of Die-Head set in Carriage……
５－３）Replacing Dies and Die-Head together………………………………
６） Changing Thread Size ……………………………………………………………
７） Threading………………………………………………………………………
７－１）Adjustment of Thread Length………………………………………
７－２）Adjustment of Thread Depth………………………………………
８） Removing the Work piece…………………………………………………………
９） Cleaning after Use…………………………………………………………………
５． MAINTENANCE & INSPECTION
１） Replacement of Parts
１－１）Replacement of Switch………………………………………………………
１－２）Replacement of Reamer Blade………………………………………………
１－３）Replacement of Cutter Blade………………………………………………
１－４）Replacement of Pump………………………………………………………
１－５）Replacement of Jaw Inserts…………………………………………………
１－６）Replacement of Carbon Brush………………………………………………
２） Adjustment of Parts
２－１）Adjustment of Amount of Discharging Thread Oil……………………
３） Daily Inspection and Maintenance……………………………………………………
６． Before asking for Repairs……………………………………………………………………
７． ELECTRICAL WIRING DIAGRAM…………………………………………………………
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1. OVERVIEW
•The pipe threading machine, model Beaver80, is intended to rotate a material such
as a pipe and rod for cutting or threading.The machine consists of a motor which rotates
a pipe and rod, etc. a Scroll and a Hummer Chuck to hold the work, a Cutter to cut the
work, a Die-Head to thread the work, and a pump to lubricate the threading oil.
2. COMPONENTS OF THE MACHINE
1) Main Parts
1-1) Threading Machine
• The diagram illustrates main parts and Die Head of this machine. Pipe is chucked by
HammerChuck, cut by Cutter and threaded by Die Head.
1-2) Circular Saw
• The diagram shows the parts name necessary for description of this manual. For
details,refertotheinstructionmanualoftheCircularSaw.
8
Pipe Cutter
Dies Reamer
Carriage
Rack Handle
Switch
Scroll
Hammer Chuck
Die Head
Switch
Saw Blade

1-3) Die-Head
• The diagram illustrates main parts of Die Head. Before changing the thread size, change Dies
andpositionofSelectorBlock．
(1/2"－2"Manual) (1/2"－2")
(1/2”－2”AT)
2) Specifications
* Specifications are subject to change without prior notice.
* Voltage made to order.
⑤
⑫
⑬⑭⑮
9
Cutting capability BSPT/NPT 1／4”～2”（8A～50A），Bolt 3／8”～2”
Speed 40min‐1(rpm) No load
Motor Single phase Universal Motor,750W
Frequency 50／60Hz
Weight 44kｇ
Dimensions
535×430×340mm
（L）X（W）X（H）
②③
①
④
⑤
⑥⑧
⑩
⑪
①②
②
④
⑤
⑦
⑪
⑨
⑨Set Pin
⑩Adjust Screw
⑪Locking Lever
⑫Open Close Lever
⑬Link
⑭Scale Plate
⑮Die Nut
①T－Handle
②Selector Pin（silver）
③Selector Pin（black）
④Selector Block
⑤Cam Plate
⑥Profile Body
⑦Set Block
⑧Profile Pin

3) Standard Accessories Specification
4) Optional Accessories
10
Specification Beaver50
Die-Head Manual Die Head
1/2”～2”Beaver Die Head 1/2”～2”
Dies 1/2”～3/4”1”～2”
Other 4L Threading oil, Tools, Machine Cover
Bolt Die Head
3/8”~2”,
10
~
36mm
Cutter Blade for Stainless Steel Pipe Threading Oil 16L
Nipple Max PT1/2”～2”Taper Thread Gauge Set
BSPT1/2”～2”
Pipe Jack with H ball
Circular Saw
Nipple Chuck
BSPT1/2”~2”,
NPT1/2”~2”

3. INSTALLATION
1) Carrying the Machine
11
• Fix the Carriage to avoid moving while carrying the machine, hold and
lift the bottom of the machine. Do not hold the scroll and reamer to
carrythemachine.
• When lifting it, bend your knees to avoid a load on your waist.
• The machine stained with threading oil is slippery. Do not drop the
machineonyourfeetwhenliftingit.
• When the machine is carried with threading oil in it, the oil may splash
andstain clothing due to vibration.
〈1〉

2) Installation
(1) Put the machine in a place free from moisture.
(2) Put the machine on a flat surface without play or on a flat work bench. In this condition, the Scroll
side is higher than other parts.（fig.2）
(3) Secure a sufficient space around the machine. A wide space is necessary particularly when working
long and heavy pipe.
(4) It is mandatory to use the Pipe Support for long and heavy pipe. Avoid excessive force applied to the
machine which causes it to tilt.
(5) Make sure that the power source is equipped with a ground fault circuit breaker to avoid electric
shock.
(6) Use an earth clip when a power receptacle without a base for grounding is used.
(7) When an extension cord is used, use the one conforming to the applicable regulations.
12
•Always ground the machine to avoid electric shock and resultant
death.
•An extension cord used should be a three-core cabtyre cable having
an earth wire. Use a thick and durable cable for outdoor application.
•Never install an earth on the gas pipe. Explosion may take place.
•Do not put the machine with the Die-Head side higher than other parts.
•Threading oil leaks from the inside of pipe, staining the floor.
•Do not use the machine in rain or outdoors. Die-Head or Dies will rust.
High Low
〈2〉
Scroll Side

4. OPERATION
• The following gives a general description of threading work including the pipe cutting.
(1) Prepare for operation. Check threading oil.
(2) Install the work on this machine.
(3) For cutting a work. Pipe Cutter operation and Circular Saw operation are different.
(4) In case of a pipe, ream the inner surface.
(5) Change the size of the thread as required. Please note that the operation method is different in
Beaver Die-Head and Manual Die-Head.
(6) Thread the pipe.
(7) Remove the threaded pipe.
The following describes the contents of the above procedures.
1) Preparing for Operation
1-1) Checking Threading Oil
• A new machine or a machine not used for a long period of time is coated with rust preventive oil.
Wipe it off with a piece of clean cloth.
(1) Turn Rack Handle clockwise to move the Carriage to the Chuck side.
(2) Fill the provided threading oil from the right side of the machine up to the Strainer wire
netting.(fig.3)
(3) Make sure the machine is switched off and plug the Power Plug into receptacle. A two-core
receptacle must always be grounded.
(4) Switch on the machine and make sure the threading oil flows from the Die-Head. If proper
amount of oil is not discharged, adjust with the Oil Adjust Screw., [Refer to Chapter 5.
MAINTENANCE & INSPECTION 2-1) Adjustment of Threading Oil Discharge Amount].
Strainer
Rack
Handle
Fill Threading Oil
〈3〉
13

2)Setting the Workpiece
(1) Swing the Cutter and the Die-Head upward to out-of-way position and set the Reamer at the
back side.
(2) InserttheworkpiecefromtheScrollsideandtightentheScroll.(fig.4,5)
(3) Hold the workpiece on the Hammer Chuck side in right hand and tighten the workpiece
gradually with the Hammer Chuck. (fig.6)
(4) Make sure three jaws contact the workpiece.
(5) If three jaws do not properly contact the workpiece, the workpiece will shake and cutting and
threading cannot be performed properly.
(6) Chuck quickly and tighten the workpiece securely. (fig7)
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• Do not thread the workpiece within 70 mm from the Hammer Chuck.
The Carriage will touch the frame before threading is completed and
the machine may be damaged.
〈5〉〈4〉
Insert the work piece
Scroll Tighten Scroll
〈6〉〈7〉
Turn gradually
Hold the workpiece in right hand．
Hammer Chuck
Turn the Hammer Chuck quickly．
70mm
Hammer Chuck
Pipe

3) Cutting
• Use the Pipe Cutter or Circular Saw for cutting the workpiece. Do not gather cut workpieces
into the tank and take them out.
3-1）Pipe Cutter
(1) Swing the Pipe Cutter upward to out-of-way position, turn the Rack Handle to move the Pipe
Cutter to the position for cutting the workpiece. (fig8)
(2) Move the Pipe Cutter down on to the work piece, then turn the Switch ON.
(3) Turn the handle clockwise with a force and start cutting the workpiece. (fig.9)
(4) Swing the Pipe Cutter upward to out-of-way position and return.
(5) Do not gather cut pipes in the tank. Remove them from the tank.
• Do not touch the cut surface with hands because it is hot and sharp.
•IftheCutterHandleisturned forcibly, the cut section of piping forms an
oval shape, preventing proper threading. Turn the Cutter Handle a half turn
peroneturnofthepipe.
15
Turn Rack handle to
the cutting position．
〈8〉
Rack Handle
Turn handle to start cutting．
Lower
Pipe Cutter
〈9〉

3-2）Circular Saw
• For installation and handling, refer to the Instruction Manual of the Circular Saw.
（1）Swing the circular saw upward to
out-of-way position, turn the Rack
Handle to move the Saw Blade to
the position for cutting the workpiece.
(fig.10)
(2) Switch on this machine and the Circular Saw. (fig11)
(3) Lower the Circular Saw and put it on the workpiece slowly. (fig12)
(4) After the workpiece is cut, switch off the circular saw and slowly swing it to out-of-way position.
•Always use the machine at the voltage indicated on Machine Plate.
Otherwise, the machine may become hot, emit smoke or catch fire.
•The saw blade and other parts coast for a while after the switch is turned
off. Never touch them while they are moving.
•Do not leave the circular saw when the blade is turning.
•Blade and chips of the circular saw is hot immediately after cutting.
Do not touch them with bare hands.
•Always wear gloves for installing the circular saw or replacing the blade.
•Switch the machine off, disconnect the Power Plug, switch off the circular
saw and install it on the body.
•Accident or injury may occur if the machine is operated with its acrylic
cover open, exposing the blade.
•Do not push the workpiece against the circular saw. Blade will be
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〈11〉〈12〉
Circular Saw Cut by its
weigh．Circular Saw
〈10〉

4) Reaming
(1) Ream the inner surface of the pipe cut with the Cutter.
(2) Pull the Reamer toward you and set the pipe. (fig13)
(3) Turn the Rack Handle clockwise to move the Reamer Blade close to the end face of the turning pipe.
(fig13)
(4) Turn the Rack Handle further, lightly press the Reamer Blade against the inside the pipe for reaming.
(fig13)
5) Changed thread Size
5-1) Changing Dies to Changed thread Size
• For thread size [1/2"] and [3/4"], use Dies [1/2"－3/4"].
For pipe size [1"], [1-1/4"] [1-1/2"]and [2"], use Dies [1"－2"].
• For thread size changed from [1/2"], [3/4"] to [1"], [1-1/4"], [1-1/2"], [2"]or vice versa. Dies
replacement is also necessary as follows.
[Replace Dies (4 locations) of Die-Head set in the Carriage.]
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• Blade tip of the Reamer is very sharp. Do not touch it with bare hand.
〈13〉

5-2) Removing and installing Dies of Die-Head set in Carriage
■For Beaver Die-Head 1/2"-2"AT
[Removal]
(1) Pull Locking Lever toward A to open Dies.
(2) Set Selector(silver) Pin into the Dies Selector Block.
(3) When the Die-Head is lowered, pull out Dies Nos. 1 and 4 from above.
(4) Lift and remove the Die-Head and pull Dies Nos. 2 and 3 downward.
[Installation]
(1) Pull Locking Lever toward A to open Dies.
(2) Set Selector Pin(silver) into the Dies Selector Block.
(3) Insert the Dies with the same number as that of each Die-Head until click sound is heard.
(4) Make sure the numbers of Die-Head and Dies show on the same side.
･Wear gloves to avoid cutting hands by the Dies.
･Proper threading cannot be achieved unless the number on the Die-Head slot
matches that of the Dies.
〈14〉
〈15〉
〈16〉
18
A
Locking Lever Selector Pin(silver)
Selector Block
Number shown on
the same side．

■For Beaver Die-Head 1/2"-2"
[Removal]
(1) Remove the Location Plate. Pull locking lever toward “A” to open dies. Slide cam plate fully
toward ”B” .(fig17)
(2) When the Die-Head is lowered, pull out Dies Nos. 1 and 4 from above.
(3) Lift and remove the Die-Head and pull Dies Nos. 2 and 3 downward.
[Installation]
(1) Remove the Location Plate. Pull locking lever toward “A” to open dies. Slide cam plate fully
toward ”B” . (fig.17)
(2) Insert Dies with the same number as that of Die-Head until click sound is heard. Make sure the
numbers of Die-Head and Dies show on same side.(fig.18)
(3) Side cam plate toward “C” until a click sound is heard form locking lever. (fig.19)
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･Wear gloves to avoid cutting hands by the Dies.
･Proper threading cannot be achieved unless the number on the Die-Head slot
matches that of the Dies.
Locking Lever Number shown on
the same side．
〈17〉〈18〉
〈19〉