BOGE Operating instructions for C 16 N...C 30 N, C 16 F N...C 30 F N series screw compressors Page 53
Maintenance 6.3 Maintenance work compressor
Settings of the
GM-drive system
C 16 N...C 30 N,
C 16 F N...C 30 F N
Tab. 6.2: Settings for standard motors
Setting
+ 0 / - 0.04 inch
sealed
blue
The settings specified in the following
table are factory-set by the manufac-
turer and must not be changed. Slight
modifications are permissible and
compensated by the GM drive sys-
tem.
The current settings are marked on a
label attached to the GM drive sys-
tem. For special types the settings on
the label might deviate from the stand-
ard values.
1 adjusting nut
Model Pressure
[psig]
Standard
motor
[lbs.]
Setting
+ 0 / – 0.04
[inch]
C 16 N 100 / 115 / 150 / 190 254
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 20 N 100 / 115 / 150 / 190 262
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 25 N 100 / 115 / 150 / 190 300
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 30 N
100 / 115 / 150 / 190
388
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 16 F N
115 / 150 / 190 262
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 20 F N
100 / 115 / 150 / 190 300
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)
C 25 F N
C 30 F N
100 / 115 / 150 / 190
388
Motor tensioning spring w/o pretension
(Tensioning device must not rattle)