Edwards nES Series User Manual

5. Never operate the machine below or above its limit rangs.
6. Keep all bodywork doors shut during operaon. The doors may be opened for
short periods only, for example, to do roune checks. Wear ear protectors when
opening a door.
On vacuum pumps without bodywork, wear ear protecon in the vicinity of the
machine.
7. People staying in environments or rooms where the sound pressure level reaches
or exceeds 80 dB(A) must wear ear protectors.
8.
Periodically check that:
▪
All guards are in place and securely fastened.
▪
All hoses and pipes inside the machine are in good condion, secure and not
rubbing.
▪
There are no leaks.
▪
All fasteners are ght.
▪
All electrical leads are secure and in good order.
▪
Safety valves and other pressure relief devices are not obstructed by dirt or
paint.
▪ Air outlet valve and air net, that is pipes, couplings, manifolds, valves, hoses,
and so forth, are in good repair, free of wear or abuse.
▪
Electrical cabinet air cooling lters are not clogged.
9. If warm cooling air from vacuum pumps is used in air heang systems, for example,
to warm up a workroom, take precauons against air polluon and possible
contaminaon of the breathing air.
10.
On water-cooled vacuum pumps using open circuit cooling towers, protecve
measures must be taken to avoid the growth of harmful bacteria such as Legionella
pneumophila bacteria.
11. Do not remove any of, or tamper with, the sound-damping material.
12.
Never remove or tamper with the safety devices, guards or insulaons ed on
the machine.
13. The oil separator tank can be slightly pressurised. Do not open and do not leave oil
ller or drain plugs open during operaon.
14. Do not use the pump as a compressor.
15.
Never run the pump without the air inlet lter mounted.
Note:
Refer to Safety precauons during installaon on page 10 Safety precauons
during installaon on page 8 and Safety precauons during maintenance or repair
on page 13 Safety precauons during maintenance or repair on page 10.
1.6 Safety precauons during maintenance or repair
1.
Always use the correct safety equipment (such as safety glasses, gloves, safety
shoes, and so forth).
2.
Use only the correct tools for maintenance and repair work.
3.
Use only genuine spare parts.
4.
All maintenance work shall be performed aer the machine has cooled down.
Page 10 - 07/2020
A35104880_B - Safety and compliance

Edwards nES Series Specifications

General

Brand	Edwards
Model	nES Series
Category	Water Pump
Language	English