Commissioning | 6
Instruction Manual Supplement DOLPHIN VL Systems ATEX_EN_en
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6
Commissioning
CAUTION
During operation the surface of the machine may reach temperatures of more than
70°C.
Risk of burns!
• Avoid contact with the machine during and directly after operation.
NOTICE
The machine is running without operating liquid system.
Will ruin the machine in short time!
• Prior to commissioning, the operating and cooling liquid system must be connected
and open.
• Make sure that the installation conditions (see Installation Conditions) are met.
Before operating the machine:
• Fill with operating liquid by opening the solenoid valve until the level is at the vac-
uum pump shaft centre – overflow on separator. Ensure operating liquid control
valve is open during this process.
• Check the operation of all automatic valves before start up.
• Switch on the machine.
• Make sure that the maximum permissible number of starts does not exceed the rec-
ommendation from the motor manufacturer.
After a few seconds of operation:
• Turn on/activate the operating (and cooling) liquid system device.
• Make sure that the operating conditions comply with the
As soon as the machine is operated under normal operating conditions:
• Measure the motor current and record it as reference for future maintenance and
troubleshooting work.
6.1 Preventing Cavitation
NOTICE
Cavitation.
Risk of damage to the machine!
If you hear crackling noise:
• Control the pressure.
The machine is fitted with anti-cavitation line and valve (ACV). When cavitation is ob-
served, open the valve to bleed gas into the vacuum pump to reduce cavitation.
Summary of Contents for DOLPHIN VL 0100 A
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