4. Remove the strainer.
5. Clean the male stud fitting, nozzle and strainer with cleaning solvent or spirit.
6. Check the nozzle and strainer for wear.
When severely worn: replace components.
7. Install the nozzle and strainer in/on the male stud fitting.
8. Install male stud fitting by using the correct angular adjustment (see Fig. 57).
Fig. 57 Install the male stud fitting
1
Control valve
2
Male stud fitting
3
Angle bracket
9. Install the oil return line clamping nut.
10.6.5.3 Preparing for operation
1. Connect the negative battery terminal.
2. Switch on the «Controller ON/OFF» switch.
3. Close the door.
10.6.5.4 Starting the machine and performing a test run
1. Switch on machine by using the «START» key on the control panel of
SIGMA CONTROL SMART.
2. Warm-up machine by letting it run in IDLE mode.
Warm-up has been successful when required airend discharge temperature has been reached.
3. Press and hold the «OFF» key on the control panel of SIGMA CONTROL SMART for more
than 1 second.
The machine is switched off.
4. Wait until the machine has automatically vented.
Pressure gauge reads 0 psig!
5. Open the outlet valves.
6. Open the left-hand door.
7. Visually inspect for leaks.
8. Close the door.
10 Maintenance
10.6 Compressor Maintenance
144
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M55 PE SIGMA CONTROL SMART pV
No.: 902366 10 USE
