DragonSaw EMDS110V User manual
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 2 |P a g e
Congratulations!
You have decided to purchase a tried and tested state-of-the-art concrete ring saw from
ACG Saws & Tools of Canada Inc. Only original Electric Mini Dragon Saw replacement
parts approved by the manufacture ACG Saws & Tools should be used, for guaranteed
quality and interchangeability. If maintenance work is neglected or carried out
inexpertly, we will be unable to honour our warranty. Any maintenance work, service
and repair shall on be carried out by the manufacturer ACG Saws or authorised
workshops.
In order to keep your ACG Saws & Tools in perfect condition, our after-sales services
are always available and ready to help.
We hope your experience with the Mini Dragon Saw will be satisfying and a trouble-free
experience.
From the people who designed and make it,
ACG Saws & Tools of Canada Inc.
2590 Sheffield Road, Ottawa
Ontario K1B 3V7
Canada
+1 (613) 749-1525
+1 (877) 749-1525
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 3 |P a g e
Safety and Operation
WARNING! In order to safely work with our products, you have to follow all the safety
recommendations from the manufacturer and all the competent safety organisations
governing your territory and area.
It is mandatory and imperative that you read and comprehend the following instructions
to prevent any injury or even death to the operator or any one else in your surrounding
work area and property.
Only trained personnel or experienced operators shall use the cutting tool or saw. Any
repairs must be done by a trained or knowledgeable mechanic.
DO NOT DISCARD the safety instructions; give them to the operator
Safety regulations and obligations vary from local, regional and countries. It is your
responsibility to be informed and to follow all your local, regional, territory or country
safety authorities’ instructions and conform with all their safety recommendations and
obligations.
The saw is designed to safely cut only concrete, masonry and stone.
Only a trained person who has read and understands the operating instruction, has
experience with the use and operation of saws, the related usage of the tool and
completely understands the instruction manual in conjunction with his experience and
knowledge in the safe operation of saws should operate the saw.
General Safety Rules
•For multiple reasons, read and understand the safety instruction before installing,
operating, repairing and maintaining the saws.
•Only qualified and trained operators should use the saws.
•Do not modify the saws. This can reduce effectiveness and safety of saws.
•Wear appropriate safety equipment.
•Tools shall be inspected periodically for damaged parts or missing labels. Only
parts recommended by the manufacturer shall be used.
•Do not discard safety instruction; give them to the operator.
Electrical Safety
•The electric plug of the Electric Dragon Saw must fit into the socket outlet.
•Do not use any adapter plugs or modify the plug in any way
•Protect your electrical equipment from moisture and rain
•Do not use the cable to carry or hang up the saw or pull the plug out of the outlet.
Keep the cable away from heat, oil, sharp and moving objects
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 4 |P a g e
•Avoid body contact with earthed surfaces sur as pipes, heaters, ovens or
refrigerator
•When using the Electric Dragon Saw outdoors, use a suitable extension cord for
outdoor conditions
•If possible, avoid operating the Electric Dragon Saw in damp or wet conditions
Workplace hazards
•Be careful in unfamiliar surrounding. There can be hidden hazards, such as
electricity or other utility lines.
•Our saws are not intended for use in potentially explosive atmospheres and is
not insulated against coming into contact with electric power.
•Practice looking for electrical cable, gas pipes, etc. before operating the saw.
Unfit to work
•Do not operate the tools if you have consumed prescription drugs that may affect
your judgement or ability to safely operate the tool or illegal drugs and alcohol.
•Do not operate when overtired.
•Operator and maintenance personnel shall be physically able to handle the bulk,
weight and power of the tool.
Repetitive Motion Hazards
•When operating, adopt a comfortable posture and maintain secure footing to
avoid discomfort during extended task.
•Don’t push yourself and take breaks.
Recoil
•Due to incorrectly fitting the cutting ring or cutting unspecified materials the ring
saw can suddenly recoil seriously injuring the operator.
•Only cut concrete, masonry and stone.
•Hold the saw correctly with both hands and proper footing.
•Make sure Guide plates and rollers are in good condition. If not contact
manufacture and replace them.
Using and caring for the Electric Dragon Saw
•Do not overload the saw. Respect the motor overload protection light. Use the
correct tool for a better and safer work experience
•Do not use the Electric Dragon Saw if the switch is faulty.
•Unplug your Dragon Saw after its use to prevent it from starting up
unintentionally
•Care for your electrical tool. Make sure parts function flawlessly and replace
damaged parts. Poorly maintained tools are the cause of many accidents
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 5 |P a g e
•Keep your Electric Dragon Saw clean and well maintained. Properly cared
equipment works better, jam less often and are easier to use.
Choking, Scalping and/or Lacerations
•Do not operate when wearing loose/hanging accessories and cloths.
•Wear appropriate protective clothing.
•If hair is long, wear a hairnet.
Vibrations
•Exposure to vibration can cause nerve and circulatory damage.
•If you experience symptoms seek medical help.
Noise Hazards
•Always wear hearing protection during operation.
•Exposure to high noise levels can cause permanent damage.
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 6 |P a g e
Projectile Hazards
•Always wear impact-resistant eye protection during operation.
•Guards shall be securely in place and in good functional condition.
•Do not tie the guards open and make sure that retractable guard return rapidly.
•Damaged, bent or severely worn guards shall be replaced with manufacturer’s
standard guards.
•Ensure sparks, metal shavings and slurry are directed so not to cause a hazard.
•Inspect blade and segment condition.
Sharp Edges
•Always wear protective gloves.
•Avoid contact with the saw blade to prevent cutting of hands.
•Cutting with these tools creates sharp edges.
Danger of Slipping
•Do not operate on uneven and slippery surfaces.
•Wear safety shoes with non-slip grip soles.
•Concrete slurry is slippery and should be removed.
Dust and Vapours
•Wet cutting.
•When dust and fumes are creates, priority is to control the point of emission.
•Use respiratory protection.
•In enclosed spaces, ensure that there is adequate ventilation.
•Warnings shall be given against the risk of explosion or fire due to the material
being processed.
Transport
•Shipping and transport of the Dragon Ring Saw is done in a brown shipping box.
Labelled with the Model of what’s inside and its Serial Number. The box
generally weights 36 lbs and Diamond Ring Blades are transported separately
weighting approximately 5 lbs.
Quality Control
•ACG Saws & Tools make almost every part needed to assembly its equipment.
We ensure to double check and measure tolerance of every part we
manufacture. Then once we assemble, we thoroughly inspect and test the
hydraulic system, gearing system and the complete functionality of the tool.
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 7 |P a g e
Maintenance and troubleshooting
Maintenance and servicing
*It is good practice to spray oil like WD-40 on the Guide
Roller to prevent rust after use
*Use Pure Synthetic Compressor Oil ISO 32 for oil
changes.
*Transmission only need 5cc of oil
Before every
use
After every
use
Installing new
blade
Weekly
Annually
When faults
occur
After damage
Electric motor
Check motor for damage
and keep in clean
x
x
x
x
Water Supply
Check water supply
(Leak, wear and tear)
x
x
x
x
Blow out water (Frost)
x
Drive rollers & Guide
rollers
Check rollers for wear
x
x
After every install of a new
Dragon Saw blade
Change oil in gear box and
transmission
x
Blade Guards
Check blade guard for
damage or wear
x
Diamond Blade
Check Diamond ring blade
for cracks and segment
wear
x
x
Major services are to be performed by the
manufacturer ACG Saws & Tools or authorised
workshops
x
* Change Gear Oil every time you replace you Diamond Ring Blade
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 8 |P a g e
Faults & troubleshooting
Fault
Possible cause
Solution
Ring saw does not start
Faulty main cable
Contact ACG Saws for replacement
Faulty power supply
Check your power supply
Electric motor or motor
components faulty
Contact ACG Saws for replacement
parts or repair service
Ring saw starts then stops
Fuse on power supply
trips
Fuse is weak or needs replacement,
change power supply
Ring blade not rotating
Ring blade not located
correctly on the profiled
drive roller
Reinstall ring blade correctly on the
drive roller
Drive roller dirty
Clean drive rollers
Roller pre-tension device
not engaged
Check roller pre-tension device and
spring
Ring blade revolved too slowly
Drive rollers worn
Change drive rollers
Roller bearing defective
Change roller bearings
Insufficient motor power
Check motor
Roller pre-tension device
not engaged
Check roller pre-tension device and
spring
Ring blade disengages
Roller distance too large
Check roller pre-tension device and
spring
Drive rollers worn out
Change drive rollers
Ring blade damaged
Change ring blade
Roller pre-tension device
not engaged
Check roller pre-tension device and
spring
Ring blade twisted
Not enough water cooling
your blade
Check water cooling and change ring
blade
Diamond segments broken off
Twisted ring blade
Change ring blade
Hard resistance in work
piece
Change ring blade
Brazing or welding of
segments not professional
standard
Change ring blade
No water supply to ring saw
Water line blocked
Clean or change the water lines
Water faucet on feed line
is closed
Open the water faucet
Insufficient water pressure
Check and increase water supply
Blade is loose
Re-set front cover
Loosen mud guard and blade guard.
Then push front cover in tight. Tighten
guards
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 9 |P a g e
Technical Data
Dimension and weight
Parameter
Value
Weight (without blade)
29.7 lbs
Width
190 mm or 7.5 inches
Height
280 mm or 11 inches
Length
560 mm or 22 inches
Electric motor
EMDS110V
EMDS220V
Voltage
110 V
220 V
Frequency
50 Hz –60Hz
50 Hz –60 Hz
Nominal power
1700 W
2800 W
Ring blade speed
Max. 2600 rpm
Motor cooling
Air
Application
Wet
Diamond Ring Blades
Diameter ring blade
Cutting depths
406 mm (16")
305 mm (12 inches)
305 mm (12")
205 mm (8 inches)
Cooling
Water cooling (No dry cutting)
Water supply
Parameter
Value
Working pressure
min. 3 bar
max. 6 bar
Flow rate
min. 5 l/min
Temperature
max. 25 C
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 10 |P a g e
Installing and/or replacing you Ring Blade
ACG Saws & Tools of Canada Inc.
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ACG Saws & Tools of Canada Inc.
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ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 13 |P a g e
Warranty
Limited Tool and parts Warranty
ACG Saws & Tools of Canada Inc. the manufacturer certifies that the tool is free from
any material or workmanship defects and warrants the tool with a limited warranty for
a period of one year from the date of the original purchase. Workmanship charges
may apply. Subject to certain exceptions, our responsibility under the warranty is
limited to the inspection and replacement of any parts that may be defective after
being shipped to our plant or any other point designated by the manufacturer
Cost of transport, labour or other expenses are not covered by the warranty and are the
responsibility of the buyer.
The warranty does not cover normal wear and tear, abuse, lack of maintenance,
unauthorised repairs or attempt to repair by others than the manufacturer, misuse or the
tool being used other than its intended application.
The add-on components or integral units such as electric-hydraulic motors, gas
engines, transmissions, batteries, etc. are the responsibility of the prime manufacturer
warranty and are excluded from this warranty.
This warranty replaces all other implied or expressed warranty and all other such
warranties are therefore disclaimed.
Proof of purchase is mandatory. An authorization return number must be issued by
the manufacturer before any tool may be shipped to us for repair or warranty. The
manufacturer will repair the tool to its original designation at his discretion.
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 14 |P a g e
2022-02-25
ACG Saws & Tools of Canada Inc.
Dragon Saw Electric Mini
Item #
Part #
DESCRIPTION
QTY
2
EMGHDS002
SPRING
2
20-1
EMGHDS020-1
PLUG HEX
1
24
EMGHDS024
SEAL
1
30
EMGHDS030
FITTING-WATER
2
36
EMGHDS036
GUARD RUBBER FLOP
1
38
EMDS038
SCREW
4
39
EMGHDS039
SCREW
4
55
EMGHDS055
SCREW FLAT HEAD
10
56
EMGHDS056
SCREW FLAT HEAD
4
57
EMGHDS057
SCREW SOCKET CAP
6
59
EMGHDS059
NUT
3
61
EMGHDS061
BOLT
1
66
EMGHDS066
BOLT SKID PLATE
1
118
EMGHDS118
KEY WAY
4
121
EMGHDS121
DOWEL PIN
1
152
EMGHDS152
GUIDE ROLLER
2
153
EMGHDS153
ROLLER 2 G
1
154
EMGHDS154
BLOCK-SUPPORT
2
155-1
EMGHDS155-1
BEARING
2
156
EMGHDS156
O-RING
2
400
EMDS400
CENTER SUPPORT 12"
1
400-1
EMDS400-1
CENTER SUPPORT 16"
1
401
EMDS401
BLADE GUARD
1
401-1
EMDS401-1
BLADE GUARD COMPLETE
1
403
EMDS403
UPPER GUARD
1
405
EMDS405
ROLLER ARM
2
406
EMDS406
ROLLER ARM COVER
2
408
EMDS408
SHEILD LEFT
1
409
EMDS409
SHIELD RIGHT
1
410
EMDS410
SHIELD FRONT
1
412
EMDS412
DRIVE ROLLER SMOOTH
1
413
EMDS413
DRIVE ROLLER LIP
1
414
EMDS414
SEAL
4
414-1
EMDS414-1
SEAL 2G
2
415
EMDS415
BEARING
2
415-1
EMDS415-1
BEARING 2G
1
416
EMDS416
C-CLIP
6
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 15 |P a g e
417
EMDS417
COOLING BLOCK
1
417-1
EMDS417-1
COOLING BLOCK 2G
1
417-2
EMDS417-2
C-CLIP
1
417-3
EMDS417-3
BEARING
417-4
EMDS417-4
OIL SEAL
417-5
EMDS417-5
PLASTIC WASHER
418
EMDS418
SEAL & BEARING KIT
1
418-1
EMDS418-1
SEAL & BEARING KIT 2G
1
420
EMDS420
BRASS ELBOW
3
420-1
EMDS420-1
CLAMPS
3
422
EMDS422
SPRING
1
423
EMDS423
TRANSMISSION
1
427
EMDS427
WATER CHANNEL
1
428
EMDS428
GEAR
2
431
EMDS431
HOSE
2
432
EMDS432
CLAMP BLOCK
2
433
EMDS433
NUT LEFT HAND
1
435
EMDS435
LOWER GUARD
1
437
EMD437
HANDLE
1
438
EMDS438
SCREW
4
439
EMDS439
BEARING
4
448
EMDS448
TRANSMISSION COVER
1
448-1
EMDS448-1
C-CLIP Inside cover 448
1
449
EMDS449
SHAFT
1
454
EMDS454
BRACKET
1
457
EMDS457
SET SCREW
1
458
EMDS458
1/2" WRENCH
1
458-1
EMDS458-1
TOOL KIT
1
459
EMDS459
NUT
3
460
EMDS460
1/4" MALE FITTING
1
461
EMDS461
HOSE
1
462
EMDS462
1/4" FEMALE FITTING
1
463
EMDS463
1/4" VALVE
1
468
EMDS468
O-RING
1
472
EMDS472
COUPLER
1
472-1
EMDS472-1
BEARING CAGE INSERT
1
472-2
EMDS472-2
O-RING
1
473
EMDS473
STORAGE BOX
1
474
EMDS474
SET SCREW
1
475
EMDS475
SCREW
1
476
EMDS476
STRAIGHT PIN
1
ACG Saws & Tools of Canada Inc.
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477
EMDS477
HEX KEY WRENCH
1
478
EMDS478
HEX KEY WRENCH
1
479
EMDS479
STUD
2
480
EMDS480
5cc OIL
1
501
EMDS501
US PLUG 110V AND CORD
1
501-1
EMDS501-1
VDE PLUG 220V AND CORD
1
502
EMDS502
CORD ARMOUR 110V
1
502-1
EMDS502-1
CORD ARMOUR 220V
1
503
EMDS503
CORD CLIP
504
EMDS504
SCREW
505
EMDS505
LED INDICATOR LIGHT
506
EMDS506
SWITCH
507
EMDS507
SWITCH BUTTON
508
EMDS508
SCREW
509
EMDS509
ELECTRONIC UNIT 110V
1
509-1
EMDS509-1
ELECTRONIC UNIT 220V
1
510
EMDS510
SCREW
511
EMDS511
BRUSH SPRING
512
EMDS512
BRUSH HOLDER
513
EMDS513
INSULATE PLATE
514
EMDS514
CARBON BRUSH
2
515
EMDS515
SCREW
516
EMDS516
MOTOR HOUSING
1
517
EMDS517
HANDLE-RIGHT
518
EMDS518
HANDLE-LEFT
519
EMDS519
PLUG
520
EMDS520
BRUSH CAP
521
EMDS521
SCREW
522
EMDS522
SCREW
523
EMDS523
SCREW
524
EMDS524
STATOR-110V
1
524-1
EMDS524-1
STATOR-220V
1
525
EMDS525
SCREW
526
EMDS526
BEARING
527
EMDS527
FAN BAFFLE
528
EMDS528
ARMATURE-110V
1
528-1
EMDS528-1
ARMATURE-220V
1
529
EMDS529
BEARING
53
EMDS530
COMPLETE MOTOR
1
531
EMDS531
COMPLETE MOTOR
1
532
EMDS532
PRCD INTERUPTER PROTECTOR
1
ACG Saws & Tools of Canada Inc.
EMDS110V | EMDS220V 17 |P a g e
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