BUSCH Mink MB 0018 A, Instruction Manual

Page: 15 / 44

Commissioning | 7
Instruction Manual MINK MB 0018 A_EN_en 15 | 44
7 Commissioning
NOTICE
Lubricating a dry running machine (compression chamber).
Risk of damage to the machine!
●
Do not lubricate the compression chamber of the machine with oil or grease.
CAUTION
During operation the surface of the machine may reach temperatures of more than 70°C.
Risk of burns!
●
Avoid contact with the machine during and directly after operation.
CAUTION
Noise of running machine.
Risk of damage to hearing!
If persons are present in the vicinity of a non noise insulated machine over extended periods:
●
Make sure that ear protection is being used.
●
Make sure that the installation conditions (see Installation Conditions [
➔
9]) are met.
●
Switch on the machine.
●
Make sure that the operating conditions comply with the Technical Data [
➔
40].
As soon as the machine is operated under normal operating conditions:
●
Measure the motor current and record it as reference for future maintenance and trouble-
shooting work.
7.1 Relief Valve Adjustment
The factory setting of the relief valve is set at 600 hPa (mbar) absolute for a permanent usage. In
case of cycling one, can be adjusted down to 450 hPa (mbar) absolute.
To proceed, install the vacuum pump on a pneumatic bench with an absolute pressure sensor, an in-
let valve and, if available, a volume flow sensor set at the outlet.
●
Remove the black cap.
●
Unlock the relief valve position by unscrewing the small hexagon socket bolt (with hex key 2).