Samoa LARIUS MIRO Operating instructions

www.larius.com
REV. 2 - 09/2020
Manuale Cod. 150138
OPERATING AND MAINTENANCE MANUAL
EN
MIRO'
Electric diaphragm pump

Due to a constant product improvement programme, the factory reserves the right to modify
technical details mentioned in this manual without prior notice.
This manual is to be considered as an English language translation of the original manual in Italian.
The manufacturer shall bear no responsibility for any damages or inconveniences that may arise due to
the incorrect translation of the instructions contained within the original manual in Italian.

www.larius.com
1
Miro'
REV. 2 - 09/2020 - Cod. 150138
MIRO'
Electric diaphragm pump
A
C
D
B
E
H
G
F
I
M
N
J
K
L
O
P
Q
R
S
T
U
V
WARNING............................................................................................................................................................... p. 2
WORKING PRINCIPLE ........................................................................................................................................... p. 3
TECHNICAL DATA .................................................................................................................................................. p. 4
DESCRIPTION OF THE EQUIPMENT .................................................................................................................... p. 5
TRANSPORT AND UNPACKING ............................................................................................................................ p. 7
CONDITIONS OF GUARANTEE ............................................................................................................................. p. 7
SAFETY RULES...................................................................................................................................................... p. 7
SETTING-UP .......................................................................................................................................................... p. 8
WORKING .............................................................................................................................................................. p.11
CLEANING AT THE END WORK ............................................................................................................................ p.12
ROUTINE MAINTENANCE ..................................................................................................................................... p.15
WARNING PLATE ................................................................................................................................................... p.17
PROBLEMS AND SOLUTIONS .............................................................................................................................. p.18
CORRECT PROCEDURE OF DECOMPRESSION ................................................................................................. p.19
SPARE PARTS
COMPLETE HYDRAULIC BODY............................................................................................................................ p.22
COMPLETE COLOUR BODY ................................................................................................................................. p.24
VERTICAL SUCTION SYSTEM............................................................................................................................... p.26
HORIZONTAL SUCTION SYSTEM ......................................................................................................................... p.27
TROLLEY ASSEMBLY ............................................................................................................................................ p.28
COMPLETE PETROL ENGINE CASING................................................................................................................. p.30
ACCESSORIES....................................................................................................................................................... p.32
VERSIONS.............................................................................................................................................................. p.36
CE DECLARATION OF CONFORMITY................................................................................................................... p.39
WE ADVISE THE USE OF THIS EQUIPMENT ONLY BY PROFESSIONAL OPERATORS.
ONLY USE THIS MACHINE FOR USAGE SPECIFICALLY MENTIONED IN THIS MANUAL.
Thank you for choosing a LARIUS S.R.L. product.
As well as the product purchased, you will receive a range of support services
enabling you to achieve the results desired, quickly and professionally.
INDEX

www.larius.com
2
Miro'
REV. 2 - 09/2020 - Cod. 150138
A
The table below provides the meaning of the symbols used in this manual in relation to using, earthing, operating, maintaining, and
repairing of this equipment.
WARNINGS
A










FIRE AND EXPLOSION HAZARD

To help prevent fire and explosion:
- Use equipment ONLY in well ventilated area.


- Use only grounded hoses.
               
                


must be stopped immediately.







-





regulations.




To help prevent injection, always:








If high pressure fluid pierces your skin, the injury might look like “just a cut”, but it is a serious wound!
Get immediate medical attention.






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3
Miro'
REV. 2 - 09/2020 - Cod. 150138
B
Fig. 1B
B2
B1
WORKING PRINCIPLE
The LARIUS MIRÒ unit  

known as “airless
internal combustion








valve to avoid over-pressure, ensures total equipment reliability.

B1B2
Fields of application Application materials
Indoor Lacquer Paints
Outdoor Waterborne Emulsions
Industrial buildings Acrylic Fillers
Industrial constructions Primers Rust preventer
Redeveloping Enamels Primer
Roofing Fixative
B2 - MIRO' Horizontal suctionB1 - MIRO' Vertical suction

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4
Miro'
REV. 2 - 09/2020 - Cod. 150138
MIRÒ on trolley MIRÒ on frame
SUPPLY* 230V 50Hz 230V 50Hz
MOTOR POWER 0,75 kW 0,75 kW
VOLTAGES AVAILABLE 115 VAC (60Hz) 115 VAC (60Hz)
400 VAC (50Hz) 400 VAC (50Hz)
MAX. WORKING PRESSURE 220 bar 220 bar
MAX. DELIVERY 2,2 L/min 2,2 L/min
WEIGHT 23 Kg 20 Kg
LENGTH (A) 400 mm (A) 440 mm
WIDTH (B) 400 mm (B) 400 mm
HEIGHT (C) 900 mm (C) 500 mm
C
B
A
C
B
A
Fig. 1C
Fig. 2C
TECHNICAL DATA
C
MIRO' Vertical suction
MIRO' Horizontal suction
*Available on request with special voltages
PARTS OF THE PUMP IN CONTACT WITH THE MATERIAL Stainless Steel AISI 420B, PTFE, Aluminium.

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5
Miro'
REV. 2 - 09/2020 - Cod. 150138
D
1
9
8
10
11
2
12
7
5
4
6
3
3 4 12
Fig. 1D
MIRO' HORIZONTAL SUCTION
DESCRIPTION OF THE EQUIPMENT
Pos. Description
1 Carriage
2 Electric / combustion motor
3 High pressure manometer
4 Setting valve
5 Hydraulic oil filling cap
6 Hydraulic body
Pos. Description
7 Colour body
8 Suction tube
9 Recirculation tube
10 LARIUS AT 250 gun
11 High pressure feed tube
12 Circulation tap

www.larius.com
6
Miro'
REV. 2 - 09/2020 - Cod. 150138
2
4
3
7
9
8
10
112
11
7
6
3
5
Fig. 2D
MIRO' VERTICAL SUCTION
Pos. Description
1 Electric / combustion motor
2 High pressure manometer
3 Setting valve
4 Hydraulic oil filling cap
5 Hydraulic body
6 Colour body
Pos. Description
7 Tank
8 Circulation tap
9 Recirculation tube
10 Feed tube connection
11 Feed tube
12 LARIUS AT 250 gun

www.larius.com
7
Miro'
REV. 2 - 09/2020 - Cod. 150138
Thedisposalof packaging materials is a custo-
mer’s competence and must be performed in
accordance with the regulations in force in the
country where the plant is installed and used.
It is nevertheless sound practice to recycle
packagingmaterialsinanenvironment-friendly
manner as much as possible.
E
F
G
 KEEP YOUR WORK PLACE CLEAN AND TIDY. DISORDER WHERE
YOUAREWORKING CREATESAPOTENTIAL RISKOF ACCIDENTS.
 
STANCE.
        
DAMAGED PARTS AND THE MACHINE CAN WORK PRO-
PERLY.
 
AND THE REGULATIONS IN FORCE.
        
EQUIPMENT OUT OF THE WORK AREA.
 NEVER EXCEED THE MAXIMUM WORKING PRESSURE
INDICATED.
 NEVER POINT THE SPRAY GUN AT YOURSELVES OR AT
OTHER PEOPLE. THE CONTACT WITH THE CASTING CAN
CAUSE SERIOUS INJURIES.
 
SEEK IMMEDIATE MEDICAL ADVICE SPECIFYING THE
TYPE OF THE PRODUCT INJECTED. NEVERUNDERVALUE
A WOUND CAUSED BY THE INJECTION OF A FLUID.
 
PRESSURE IN THE CIRCUIT BEFORE PERFORMING ANY
CHECK OR PART REPLACEMENT OF THE EQUIPMENT.
 
REGULARLY THE COMPONENTS OF THE SYSTEM.
REPLACE THE PARTS DAMAGED OR WORN.
 CONNEC-
          

 


 
  

 

suitable hoisting equipment for the weight of the installation
or its parts.
 
 

 

 

due to transportation.
         

anomalies must arrive timely within 8 days at least from the

Shipping Agent and to LARIUS.
TRANSPORT AND UNPACKING
The conditions of guarantee do not apply in the
following situations:
- improper washing and cleaning of components
causing malfunction, wear or damage to the
equipment or any of its parts;
- improper use of the equipment;
- use that does not conform with applicable
national legislation;
- incorrect or faulty installation;
-modifications,interventionsandmaintenancethat
have not been authorised by the manufacturer;
- use of non-original spare parts or parts that do
not correspond to the specific model;
- total or partial non-compliance with the
instructions provided.
CONDITIONS OF GUARANTEE
SAFETY RULES
 
ALL THOSE RISKS STEMMING FROM ACCIDENTS, ABOUT
THE USE OF SAFETY DEVICES FOR THEIR OWN SAFE-
TY AND ABOUT THE GENERAL RULES FOR ACCIDENT
PREVENTION IN COMPLIANCE WITH INTERNATIONAL
REGULATIONS AND WITH THE LAWS OF THE COUNTRY
WHERE THE PLANT IS USED.
 
COMPLY WITH THE ACCIDENT PREVENTION AND ALSO
ENVIRONMENTAL REGULATIONS IN FORCE IN THE
COUNTRY WHERE THE PLANT IS INSTALLED AND USED.
Read carefully and entirely the following
instructions before using the product.
Please save these instructions in a safe place.
The unauthorised tampering/replacement of one
or more parts composing the machine, the use
ofaccessories, tools, expendable materials other
than those recommended by the manufacturer
can be a danger of accident.
The manufacturer will be relieved from tort and
criminal liability.

www.larius.com
8
Miro'
REV. 2 - 09/2020 - Cod. 150138
H
H1
Fig. 1H
The high speed of travel of the product in the hose
can create static electricity through discharges
andsparks.Itissuggestedtoearththeequipment.
The pump is earthed through the earth cable of
the supply. The gun is earthed through the high
pressure flexible hose. All the conductors near
the work area must be earthed. .
Always check the product is compatible with the
materials composing the equipment (pump, spray
gun, flexible hose and accessories) with which
it can come into contact. Never use paints or
solvents containing Halogen Hydrocarbons (as
the Methylene Chloride).
If these products come into contact with
aluminium parts can provoke dangerous chemical
reactions with risk of corrosion and explosion.
If the product to be used is toxic, avoid inhalation
and contact by using protection gloves, goggles
and proper face shields.
Take proper safety measures for the protection
of hearing in case of work near the plant.
Electrical safety precautions
 

 
 -

 

 
 

Never attempt to tamper with the calibre of
instruments.
 
 
 

may result.
SETTING-UP
CONNECTION OF THE FLEXIBLE HOSE TO THE GUN
  
  

 
 

 
Make sure that the electrical system is earthed
and complies with regulations.
CHECK ON POWER SUPPLY
  
H1
TION BETWEEN PUMP, FLEXIBLE HOSE AND SPRAY GUN
BEFORE USING THE EQUIPMENT.
 
   
THAN THOSE RECOMMENDED IN THIS MANUAL, MAY
CAUSE DAMAGE OR INJURE THE OPERATOR.
 
VERY DANGEROUS. HANDLE THE FLEXIBLE HOSE CARE-
FULLY. DO NOT PULL THE FLEXIBLE HOSE TO MOVE THE
EQUIPMENT. NEVER USE A DAMAGED OR A REPAIRED
FLEXIBLE HOSE.
      
SOLVENTS IN CLOSED PLACES.
 
EXPLOSIVE GAS.

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9
Miro'
REV. 2 - 09/2020 - Cod. 150138
H2
H3
OFF
H3
H4
H5
H6
Fig. 2H
Fig. 3H
Fig. 4H
Fig. 5H
Fig. 6H
 H2
 
          

Should anyone use an extension cable between
the tooling and the socket, it must have the same
characteristics as the cable supplied (minimum
diameter of the wire 2.5 mm2) with a maximum
length of 50 mt. Higher lengths and lower
diameters can provoke excessive voltage falls
and also an anomalous working of the equipment.
COLLEGAMENTO DELL’APPARECCHIATURA
ALLA LINEA ELETTRICA
 H3"OFF" position (0)

 H4 “MIN” position
turn counterclockwise
WASHING OF THE NEW EQUIPMENT
 


 H5
 H6

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10
Miro'
REV. 2 - 09/2020 - Cod. 150138
Aperto
ON
OFF
H7
H3
Fig. 7H
Fig. 8H
Fig. 9H
H8
Fig. 10H
H3
Fig. 11H
 H7
 H3 "ON" position (I).
 H4

Absolutely avoid to spray solvents indoors. In
addition, it is recommended to keep away from
the pump in order to avoid the contact between
the solvent fumes and the electric motor.
 H8
so as to drain the oil inside
Now, release the trigger.
 
 

   H3
position "OFF" (0) to stop the tooling.

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11
Miro'
REV. 2 - 09/2020 - Cod. 150138
I
I1
Fig. 1I
Open
Closed
I2
Fig. 2I
I2
Fig. 3I
I3
Fig. 4I
          

water is suggested.
 
PREPARATION OF THE PAINT
 
gun.
 
CLOSE-MESH ref.214LARGE-MESH ref.215LARIUS
METEX braids.
Make sure the product to be used is compatible
with the materials employed for manufacturing
the equipment (stainless steel and aluminium).
Because of that, please contact the supplier of
the product.
START OF THE PAINTING OPERATIONS
        SETTING UP

 I1
WORKING
      as
methylene chloride       
       

 I2
 
I3

 I4
 I2

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12
Miro'
REV. 2 - 09/2020 - Cod. 150138
J
OFF
Fig. 5I
I4
J1
Fig. 1J
J2
Fig. 2J
NEVER point the spray gun at yourselves or at
other people. The contact with the casting can
use serious injuries. In case of injuries caused by
the gun casting, seek immediate medical advice
specifying the type of the product injected.
CLEANING AT THE END WORK
 turn counterclockwise the
pressure control knob (J1) 
 

J3
           


SPRAY ADJUSTMENT
 
the pressure value in order to ensure a good atomization of

 
         
overspray
 
right-left
 
 
-

     J2      


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Miro'
REV. 2 - 09/2020 - Cod. 150138
Open
J3
Fig. 3J
J4
Fig. 4J
Close
J3
Fig. 5J
J6
J5
Fig. 6J
J2
OFF
J2
Fig. 7J
Forthehorizontalversion,liftthesuctionhoseand
replace the bucket containing the product with
a bucket of solvent (make sure it is compatible
with the product you are using).
 do not forget to clean it with solvent
 J2
J1
 
J4
 J3
 J5J6


 
 

 J2
OFF (0) to stop the equipment.
Follow the washing procedure before using again
the equipment.
     
to leave light mineral oil inside the pumping group and the


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14
Miro'
REV. 2 - 09/2020 - Cod. 150138
K
OIL
AGIP DICREA 150 type hidraulic oil
K1
Fig. 1K
Fig. 2K
K2
Fig. 3K
Fig. 4K
K3
K3
K3
Fig. 5K
ROUTINE MAINTENANCE
RIPRISTINO OLIO IDRAULICO

K1
use to top up the level:
To facilitate this operation add a few drops of oil.
RELEASE THE SUCTION VALVE

head of the pump in the following way:
 Mirò horizontal version
Mirò vertical version
K2
15 mm.
K3
           

CLEANING THE COMPRESSION VALVE
-
K3


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15
Miro'
REV. 2 - 09/2020 - Cod. 150138
Solvent
OK
NO
REPLACE
THE VALVE
Solvent
K3 K3
Fig. 6K
Fig. 7K
Fig.8K
K3
Fig.9K
Fig.10K

 K3
 K3
 
 

 


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16
Miro'
REV. 2 - 09/2020 - Cod. 150138
OIL
AGIP DICREA 150 type hidraulic oil
Plug
Filter
Fig.13K
Fig.11K K5
Fig.12K
Fig.14K
K4
REPLACING HYDRAULIC OIL

 K4

 
 K5
        
seals.
 K5
 K4
 

 

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17
Miro'
REV. 2 - 09/2020 - Cod. 150138
L
Apparecchi per verniciatura
ATTENZIONE
UTILIZZARE GRUPPI ELETTROGENI
CON ALTERNATORE ASINCRONO
http: www.larius.com
Paint spraying units
WARNING
USE POWER UNITS WITH
ASYNCHRONOUS ALTERNATOR
e-mail [email protected]
® ®
K6
Fig.15K
Fig.1L
CLEANING THE MOTOR COOLING FAN GUARD
K6

WARNING PLATE

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18
Miro'
REV. 2 - 09/2020 - Cod. 150138
MPROBLEMS AND SOLUTIONS
Problem Cause Solution
The equipment does not start       

 
       
  

 
 Open the drain valve to release pressure
-

The equipment does not suck the
product
 
 with
very dense products, remove the filter
 
 
The equipment suck but does not
reach the pressure desired
 
 
 
 
When pressing the trigger, the pres-
sure lowers considerably
 
 
 
The pressure is normal but the pro-
duct is not atomized.
Leakage from the seal-tightening
screw
 
 
 
The atomization is imperfect  
Always close the air compressed supply and unload the plant pressure before performing any check or replacement
of pump parts (see "correct procedure of decompression").