Introductions
MERMAID E500-S STD08 Page 2 of 52
Operation Information
High Pressure Machine has IP55 rating. Parking the machine outdoor will not pose any damage to
the machine. Ensure that the ventilation to the motor must not be blocked. During operation, the
machine must not park at an incline angle of 10deg. The machine will become unstable and may
endanger user. When hose is pull up to a high, pressure will drop due to gravity.
This machine is designed to deliver clean water or non-aggressive water. Using any other water
source or sea water will damage the pump unless authorized in writing by Den-Sin.
Prior to beginning work, all equipment must be inspected to ensure that it is in safe working
condition. Inspection shall include verifying the integrity of hoses and connections, tips, lances.
Personal protective equipment must be worn.
Prior to commencing any water blasting work, the area must be barricaded to restrict unauthorized
access.
We recommend to practice to employ 2 operators* blasting method. The role of the 2
nd
operator is
to attend the pump unit keep close watch on the 1
st
operator for tiredness. Therefore, the operators
can take turns to operate the machine.
∗ Operators must be trained on how to operate the machine (DENSIN) and the basic blasting
protocol before allow to use the machine.
How to prepare machine for usage
Correct way of holding the trigger gun for blasting due to the recoil force from the
trigger gun.
Understand how to operate the machine correctly.
Basic Maintenance and Troubleshooting.
****** Den-Sin Training program is available upon request. Please contact us for details ******
Version STD08: Nov 2017
Revision Rev.No.
4
Manual Updating, item no. 700505135 5
Manual update, remove CE declaration 7
Manual update 8
IMPORTANT
that user read the manual guide to understand
the operation of the machine before usage.
NOTE
. No other chemical or sea
water is to be used. Any authorize liquid that are used without
the approval from manufacturer will void the warranty and
destroy the machine components.
NOTE
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