ENGLISH
Cod. 9828093237 01 ed. 02/2023 - 1
MANUAL USE AND MAINTENANCE
SILENCED SCREW ROTARY COMPRESSOR UNITS
QGS 20 - 25 - 30 - 40
WARNING: ALWAYS WAIT FOR FIVE MINUTES BEFORE REMOVING THE FRONT COVER (INSTRUMENT PANEL).
USE A SPECIFIC INSTRUMENT TO CHECK THAT THERE ARE NO DANGEROUS VOLTAGES BEFORE PERFORMING
OPERATIONS ON THE MOTOR.
PART A: INFORMATION FOR THE USER
PART B: INFORMATION RESERVED FOR TECHNICALLY SKILLED
PERSONNEL
1.0 GENERAL CHARACTERISTICS
21.0 GENERAL ORDINARY MAINTENANCE REQUIRES
TRAINED PERSONNEL
4.0 GENERAL SAFETY STANDARDS
23.0 CHANGING THE OIL SEPARATING FILTER
5.0 DESCRIPTION OF DANGER SIGNALS
25.0 REPLACING THE ELECTRIC MOTOR
26.0 OLEOPNEUMATIC DIAGRAM
27.0 CALIBRATIONS FOR DRYER
10.0 TRANSPORT AND HANDLING
IMPORTANT: A COPY OF THE WIRING DIAGRAMS CAN BE FOUND
INSIDE THE ELECTRIC PANEL OF THE COMPRESSOR.
13.0 DIMENSIONS AND TECHNICAL DATA
14.0 MACHINE ILLUSTRATION
15.0 ORDINARY MAINTENANCE TO BE DONE BY THE USER
16.0 PERIODS OF INACTIVITY
18.0 LIST OF SPARE PARTS FOR ROUTINE MAINTENANCE
19.0 TROUBLE-SHOOTING AND EMERGENCY REMEDIES
Date 02/2023
THIS MACHINE MUST BE CONNECTED TO TWO DIFFERENT POWER
SUPPLIES: THREE-PHASE SUPPLY FOR THE COMPRESSOR SINGLE-
PHASE SUPPLY FOR THE DRYER
READ THIS MANUAL CAREFULLY BEFORE CARRYING OUT ANY OPERATIONS ON THE COMPRESSOR UNIT.