Masdaf HEXA 1, Operating Manual, Page: 3 / 16

HEXA Series
3
Introduction 3
1. Important Safety Precautions 3
2. General 4
3. Safe Operating Conditions 5
4. Transport and Storage 5
5. Assembly/Installation 6
6. Commissioning, Start up and Operating 6
6.1. Preparations Before Start up 7
6.2. Checking The Direction of Rotation 7
6.3. Start up Procedure 7
6.4. Shut Down Procedure 7
7. Maintenance 7
7.1. The Checks During the Operation 7
7.2. Service 8
7.3. Spare Parts 8
8. Disassembly, Repair and Reassembly 8
9. Possible Failures, Causes, Solutions 9
10. HEXA Drawing for Dismantling 10
11. Maximum Inlet Pressure 11
12. Maximum Working Pressure 11
13. HEXA Series MEI Values Table 12
INTRODUCTION
• This manual contains instructions for the installation,
operation and maintenance of the HEXA multistage
in-line centrifugal pumps of MAS DAF MAKINA SANAYI A.Ş.
• Please read carefully this manual and apply all the
instructions to operate pumps without problems. Pumps
shall be used for their intended duties. In this manual, there
are information on operating conditions, installation,
starting-up, settings and main controls of pumps.
• These operating and maintenance instructions contain
MAS DAF MAKINA SANAYI A.Ş. `s suggestions. The special
operating and maintenance information of the plumbing
that a pump is fitted to is not considered in these
instructions. This information must be given by the
plumbing constructors only.
• Please refer to instructions of plumbing constructors.
• Please pay attention to the warnings in this manual and
ensure that it is read before the installation-start up
process. MAS DAF MAKINA SANAYI A.Ş. is not responsible
for the accidents resulting from negligence.
• If you cannot find an answer to your questions in this
manual, it is suggested that you contact MAS DAF MAKINA
SANAYI A.Ş. Please inform us about the rated value and
especially the serial number of the pump when you get in
contact for help.
• The safety instructions in this manual cover the current
national accident protection regulations. Beside all of
these, an operation, work and safety measure imposed by
the costumer has to be applied.
The Signs Used in This Operation Manual
Read the instructions carefully in this
operating manual and keep it for your
future reference.
Warning sign against the electrical risks.
Sign for the operator’s safety.
1. IMPORTANT SAFETY PRECAUTIONS
In order to minimize the accidents during the mounting
and putting into service of the pump, the following rules
have to be applied:
1. Do not work without taking safety measures relevant
to equipment. Cable, mask and safety band must be used
when necessary.
2. Be sure there is adequate amount of oxygen and there
is no toxic gaseous around
3. Before using welding or any electrical equipment make
sure that there is no risk of explosion.
4. Check the cleanliness of the area to take care of your
help. (Dust, smoke, etc.)
5. Do keep in mind that there is a risk of having accidents
related to electricity
6. Do not lift the pump before you check the transport
equipment.
7. Be sure you have a by-pass line
8. Use helmet, eye glasses and protective shoes for your
safety
9. Place a protective barrier around the pump within the
necessary safety area
10. Dust, liquids and gaseous that may cause overheat-
ing, short circuit, corrosion and fire must be kept away
from the pump unit.
11. By checking the noise level of the pump unit,
necessary measures to avoid noisy operation of the
pump that can have harmful effects on the personnel
and environment.
12. Be careful about the direction of transport and
storage.
13. Cover appropriately the moving parts to avoid
possible injury of the personnel. Mount the coupling
guard and belting before starting-up the pump
14. All the electrical and electronic applications must be
performed by authorized person conforming EN60204-1
and /or domestic instructions.
15. Protect the electrical equipment and motor against
overloading
16. If flammable and explosive liquids are pumped,
ground connection of electricity should be carried out
properly
17. Do not expose the pump unit to sudden temperature
variations
18. All personnel who work with the waste water system
need to be vaccinated in case of contagious diseases.
19. If the pump contains hazardous liquids, one must use
protective helmet against the risk of splatter. One also
must accumulate the liquid in a proper container against
any risk of leakage.
All Other Health and Safety Rules, Laws and
Regulations Must Be Applied
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