16
Translation of the original operation manual
Airless 270_BAoDB_en_1405 • 0550022 • jw
Safety
The equipment is equipped with the following safety features:
³
Safety valve
³
Compressed air shut-off valve
³
Ground cable
Checklist
on the depressurised equipment:
5
Lead seal on the safety valve still intact?
5
Safety valve free of external damage?
5
Ground cable free of damage?
5
Operability of compressed air shut-off valve correct?
on the pressurised equipment:
5
Function of safety valve correct? (function test see chapter
2.2.1 Operating pressure)
Please observe the instructions for use for the optional
accessories when testing other safety features.
2.4.1 Safety valve
This equipment is equipped with a safety valve on the air motor
behind the maintenance unit.
The safety valve prevents the
maximum permissible air inlet
pressure from being exceed-
ed. The safety valve will open
and vent off air when the air
inlet pressure exceeds the set
limiting value.
How to check the function of
the safety valve:
Fig. 2
Safety valve
Briefly increase the air inlet pressure by about 10 % above the
maximum permitted pressure as stated on the type plate. –
The safety valve has to discharge.
