DMEGA Mega Power I Manual

( Model : Mega Power I)
Caution: Use this Liquid ring vacuum pump Only for its intended use as
described in this manual. Improper use or failure to do so could result in
personal injury or property damage. This device is to only be used by
dental staff or dentist in dental practice.
REV0.08.13.15
Mega Power I
®
Liquid Ring Vacuum Pump
Instruction Guide

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2
Table ofContents
1. Introduction -----------------------------------------------------------------------------Page 2
2. Product Structure ---------------------------------------------------------------------Page 3
- Explosive view of product
- Important Safeguards ---------------------------------------------------------------
- Device Specifications ---------------------------------------------------------------
- Installation Instruction ---------------------------------------------------------------
3. Maintenance -------------------------------------------------------------------------Page 7
4. Wiring Diagram ----------------------------------------------------------------------Page 9.
5 .Trouble Shooting -------------------------------------------------------------------Page 11
6. Part List ------------------------------------------------------------------------------------Page 13
7. Warranty ---------------------------------------------------------------------------------Page 14
1. Introduction of Intended Use
A. This Suction unit is intended for use of dental suction to suck contaminated
water from dental unit.
B. This manual has been complied not only for the care and maintenance
of the Dmega suction system now in your possession, but as a helpful
Reference and guide to prevent many problems which can be occurred
if used improperly.
.

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2. Product Structure
1) Explosive view of product

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Included Accessories
1. Suction unit
2. 19 Ø Water Inlet tuning (1 m) & 19 Ø Drain outlet tubing (1.5 m)
3. Product manual
2) Important Safeguards
Note: Read all instructions carefully before use.
The following basic precautions are needed when using the product.
Caution: Failure to read and observe all precautions could result in personal
injury or equipment damage.
Warning: Modification of this equipment voids the warranty.
ProductCautions:
1. To avoid electrical shock, keep the unit away from water; do not immerse the
power cord or the unit in any liquid. Do not use while bathing. Do not reach
for a unit that has fallen into water – immediately unplug the unit.
2. Never operate the unit if it has any damaged parts (including power cord),
and/or if it has been dropped or submersed in water.
3. The unit should not be used where flammable gas, oxygen or aerosol spray
products are being used.
4. Disconnect the unit from the electrical outlet before cleaning filter or
maintenance.
Operating Cautions:
1. Connect this product to an appropriate voltage outlet for your model.
2. Do not run this product unattended.
3. If any abnormality occurs, discontinue use immediately until the unit has
been examined and repaired.
4. Always power off the product immediately after use.
Storage Cautions:
1. Do not store the unit under direct sunlight, extreme temperature or humidity.
2. Avoid wet area when storage.
3. Always keep the unit power off and close water connection while not in
use.

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Cleaning Cautions:
1. Clean after each use as instructed in this guide book.
2. Do not immerse the unit in water. It may damage the unit.
3. Disconnect the unit from the electrical outlet before cleaning
3) Device Specifications:
No. Item Mega Power I/ 230V
Mega Power I / 115V
Model name MP1 MP1-115
1 Voltage AC 210V ~ 235V AC 110V ~ 120V
2 Hz 50 / 60Hz
3 Amp 6 Amp 12 Amp
4 H.P 1 HP (0.75kw)
5 Capacitor 450V 40uF 250V 70uF
6 Max Negative Pressure 450 ~ 550 mbar (4,600 ~ 5,600 mmaq)
7 User capacity 2 (50Hz) / 3 (60Hz) dental units
8 Dimensions
(L x W x H)
29 x 32 x 37 cm : Unit
37 x 36 x 43 cm : Packing box
9 Weight 21.8kg (Shipping Weight 24kg)
10 Operating Environment 50oF to 104oF (10oC to 40oC
11 Noise 70 ~ 75 dB at 1 meter

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4) Installation Instruction
A. Plumbing drawing

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B. Installation step
(a) Check the shipping carton for damage. This could detect damage to the unit
which might otherwise be overlooked.
(b) Take out the vacuum pump from its shipping carton. Inspect the unit for
damage.
(c) Place the vacuum pump at installation place. Connect Inlet & Outlet hose.
to the vacuum pump. For tightened hose, use hose clamp.
(d) Connect remote control cable to pump relay cable(twisted red/black cable)
of PCB.
(e) Turn on vacuum pump power switch and check any leakage of pump &
vacuum level.
3. Maintenance
Daily Maintenance Clean Vacuum Piping System
Clean daily. The vacuum piping should be cleaned using a non-foaming vacuum
system cleaner.
Weekly MaintenanceClean In-Line Filter
Turn OFF the pump motor.
Carefully unscrew the lower bowl from the filter
top (Clockwise to loosen) and lift out
thescreen. Remove screen and gasket. Clean both and lubricate gasket with using
water.
Properly dispose of the contaminated sediment
and disinfectant solution waste.
Replace the screen and make sure the gasket is in
place before replacing the bowl.
Check all connecting vacuum, waste and water
lines for tightness.

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Every 1 year MaintenanceClean Water Inlet strainer (Y- type)
If main tap water condition is not clean, check the water inlet strainer if
necessary or every 1 year.
The water inlet strainer has small wire mesh inside to remove rust.
Use large crescent wrench to remove nut. With air gun clean mesh inside of
strainer and then re-assemble. The nut should be tightened not to be leaks.
Cleaning filter (Every week)
Cleaning water inlet strainer (If necessary or every 1 year)

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4. Wiring Diagram
Circuit
Board
Remote
Switch
cable
Circuit
Breaker
Capacitor
Fuse
Water Inlet
Strainer
Solenoid
Valve

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5. Trouble Shooting
Trouble Shooting Chart
Problem Possible Cause(s) Solution
Motor will
not Start
when
Turned
ON
Check all wires for loose
or brokenconnections.
Check fuse. Check low
voltage of main power
If voltage is not present, replace the
transformer or fuse.
Test solenoid valve by
loosening brass nut on right
side. If water flows out with
power on, turn power off.
Water flow should stop.
Caution: Do not operatethe
pump for an extended time,
becauserunning the pump
without water couldcause
internal damage.
If water flow does not stop with power
off, replace the solenoid valve.
Motor
stopsor will
notstart
Circuit breaker, main cut-
off and low- voltage
operatory switches are in
the
OFF position.
Place switches in ON position.
Unit is not plugged in.
Plug in unit.
Loose or broken wires.
Tighten, repair or replace wires.
Motor hums indicating a bad
capacitor.
Replace capacitor.
Tight or noisy motor.
Check bearings. Make sure pump is
properly shimmed to the motor. Or,
remove any debris in the pump.

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Symptom Possible Cause(s) Solution
Low or
no
vacuum
Filter is clogged
Clean screen of filter
Water inlet strainer is
clogged not
allowing
water to go through pump.
Turn pump OFF immediately to
prevent internal damage.
Then unclog water inlet strainer
Loose or broken
vacuum line
connections.
Tighten, repair or replace vacuum line
connections.
Swing check valves
clogged allowing pump to
suction through the other
pump.
Take off the top of the valve and, if
possible, remove debris. Otherwise,
the valve should be replaced.
Pump is worn out.
Check the pump inside and replace it.
Insufficient water supply.
Check water supply is sufficient.
Too excessive usage Verify pump capacity
Check specifications for maximum number of
simultaneous users.
Upgrade vacuum system if necessary
Solenoid valve is fault
(motor is running but no vacuum)
Check solenoid valve and if necessary
replace it.
Pump is
leaking Leaking water inlet / drain tubing
or water connection fitting
Check all connecting tubing and fitting
tightened and if necessary replace it.
Leaking water standing around
solenoid valve
Check solenoid valve and if necessary
replace it

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Part List

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6. Warranty
The Mega Power Suction Machine has been carefully manufactured and
inspected and is warranted to be free from defectives in workmanship and
materials. When product is properly installed and operated under normal
conditions of use, DMEGA guarantee (24) months from the date of purchase
from DMEGA or an authorized DMEGA’s representative or distributor.
In order to obtain performance under this warranty, the buyer must be
promptly give written notice of the defect to DMEGA (E-mail :
[e-mail]) or representative in your country.
Customer is responsible for freight charges to DMEGA in all cases.
This warranty does not extend to any goods or parts which have been subjected
to misuse, lack of maintenance, neglect, damage by accident or transit damage.
This express warranty excludes all other warranties or representations expressed or
implied by any literature, date or person. DMEGA’s maximum liability under this
exclusive remedy shall never exceed the cost of the subject product. DMEGA
reserves the right, at its sole discretion, to refund the purchase price in lieu of repair
or replacement.
DMEGA is not responsible or liable for indirect or consequential damages of any kind
However, including but not limited to those for use of any products, loss of time,
inconvenience, lost profit, labor charges, or other incidental or consequential
damages with respect to persons, business, or property, whether as a result of breach
of warranty, negligence or otherwise.
Notwithstanding any other provision of this warranty : Customer’s remedy against
DMEGA for goods supplied or for non-deliverable goods or failure to furnish goods,
whether or not based on negligence strict liability or breach of express or implied
warranty is limited solely to DMEGA’s option, to replacement of or cure of such
nonconforming or non-deliverable goods or return of the purchase price for such
goods and in no event shall exceed the price or charge for such goods. DMEGA
expressly disclaims any warranty of merchantability or fitness for a particular use or
purpose with respect to the goods sold.
There are no warranties that extend beyond the descriptions set forth in this warranty,
Notwithstanding any knowledge of DMEGA regarding the use or uses intended to be
made of goods, proposed changes or additions to goods, or any assistance or
suggestions that may have been made by DMEGA’s personnel. Unauthorized
extensions of warranties by the customer shall remain the customer’s responsibility.
Customer is responsible for determining the suitability of DMEGA’s products for
customer’s use or resale, or for incorporating them into objects or applications which

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Customer designs, assemblies, constructs or manufacturers.
This warranty can be modified only by authorized DMEGA personnel, by signing
a specific written description of any modifications.
MODEL : Mega Power I

Address : 122 Podowon-Ro (861-2 Sincheon-Dong), Siheung-City,
Gyunggi-Do, Korea (Postal Code : 14952)
Tel : [phone] / Fax : [phone]
E-mail : [email protected].kr
Home Page : http://www.dmega.co.kr