Rotair D425T4F, Инструкция по эксплуатации и перечень запасных частей

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USER'S AND
MAINTENANCE
MANUAL
Date: 22/12/2016
Code MAN D425T4F ENG
Motor compressor D425T4F
Revision 00
Copyright © 2014, ROTAIR S.P.A. - All rights reserved This manual is intellectual property of ROTAIR S.P.A. Its
full or partial reproduction is forbidden under any form, on any support and by any means, without the written
authorization by ROTAIR S.P.A.
Page
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12 SAFETY DEVICE
12.1 Verification of the safety valve
The safety valve is located on the oil separator tank and starts working to download any accidental
overpressure.
The calibration of this valve is performed and verified in the testing of the factory and cannot be varied for any
reason or tampered with.
Its efficiency should be checked quarterly by doing the following:
1) Start the machine the machine as described in section 10.2 “Start”
2) With the valves closed and with the engine at idle speed, using forceps, pick up the pin, as shown in Figure
and release it as soon as you have the perception that the valve exhausts air.
3) The valve must open sharply with abundant fluid leak and must close sharply once released the lever or
reactivated the ring. The maneuver should be brief and not repeated.
Figure 12.1-1 Control of the safety valve
WARNING:
The air escaping from the valve during this operation control is also composed of small
particles of oil.
WARNING:
Pay attention to the danger of projection of liquids.
If, following the traction using a clamp, the pin is not raised, thus preventing the valve to vent, will
require an immediate replacement of the same.
In case of replacement, it is recommended to contact the service ROTAIR, quoting the serial
number of the machine.
The use of a safety valve is not original and does not comply, the ROTAIR exempt from any
liability.