Cleaning The Air Filter Of The Air-Filter / Lubricator; Checking/Adjusting The Air Pressure - Pfaff 939 U Instruction Manual

Care and maintenance
11

Cleaning the air filter of the air-filter / lubricator

.04
11

Checking/adjusting the air pressure

.05
11 - 4
8
10
6
100
150
12
4
50
200
14
2
230
0
16
0
2
1
Fig. 11 - 06
8
10
6
100
150 12
4
50
200
14
2
230
0
16
0
1
Fig. 11 - 07
To drain water bowl 1:
● Water bowl 1 drains itself automatically
when the compressed-air hose is
disconnected from the air-filter / lubricator.
Cleaning filter 2:
● Unscrew water bowl 1.
● Take out filter 2.
● Clean filter 2 with compressed air or
isopropyl alkohol ( part No. 95-665 735-91
).
● Screw in filter 2 and screw on water
bowl 1.
● Before operating the machine, always
check the air pressure on gauge 1.
● Gauge 1 must show a pressure of 6 bar.
2
● If necessary adjust to this reading.
● To do so, pull knob 2 upwards and turn it
so that the gauge shows a pressure of
6 bar.
Switch the machine off!
Disconnect the air hose at the
air-filter / lubricator.