7.2 Instructions to be observed before commissioning or re-commis‐
sioning
Incorrect or improper commissioning can cause injury to persons and damage to the machine.
➤ Commissioning may only be carried out by authorized installation and service personnel who
have been trained on this machine.
Special measures for re-commissioning after storage
Storage period
longer than:
Remedy
3 months
➤ Manually fill the airend with cooling oil.
12 months
➤ Change the oil filter.
➤ Change the oil separator cartridge.
➤ Change the cooling oil.
➤ Have the motor bearings checked by an authorized KAESER service repre‐
sentative.
36 months
➤ Have the overall technical condition checked by an authorized
KAESER service representative.
Tab. 35 Re-commissioning after storage
7.3 Checking installation and operating conditions
➤ Check and confirm all the items in the checklist before initially starting the machine.
To be checked
See
chapter
Confirmed?
➤ Are the operators completely familiar with safety regulations?
–
➤ Have all the positioning conditions been fulfilled?
➤ Is a user's lockable power supply disconnecting device installed?
➤ Are the tolerance limits of the power supply within the permissible tol‐
erance limits of the rated machine voltage?
(see nameplate in the control cabinet)
➤ Are the power supply cable conductor cross-sections and fuse rat‐
ings adequate?
➤ Is the drive motor overload protection switch set according to the
power supply voltage?
➤ Have all electrical connections been checked for tightness?
➤ Has the inspection been repeated after 50 operating hours following
the initial commissioning?
–
➤ Has the connection to the air system been made with a shut-off valve
and a flexible hose?
➤ Is the condensate drain connected?
➤ Is there sufficient cooling oil in the airend?
7
Initial Start-up
7.2
Instructions to be observed before commissioning or re-commissioning
9_6917 34 USE
Operator Manual Screw Compressor
AIRTOWER 3C–7.5C Tri-Voltage
45
