Gardner Denver ESM 30, Оригинальное руководство пользователя

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8. Service and maintenance
45
8.9 Connecting terminals in the switch
cabinet/control transformer setting
Danger
In the case of electric voltage:
•
Actuate STOP button at the operating panel
•
Set the customer-fitted main power switch to
"O" (OFF).
The connecting terminals in the switch cabinet have to
be checked and, if required, re-tightened during first
commissioning and later on in line with the maintenance
schedule.
The setting of the control transformer must be checked
according to chapter 6.3 “Electrical connection”.
8.10 Fittings
The fittings of the air and oil circuits have to be checked
and, if required, re-tightened according to the
maintenance schedule.
Check the hose and piping for unsealed areas.
8.11 General maintenance and cleaning
Important
Remove oil residues and other deposits from unit
parts and from the coolers of compressors, which
are exposed to hot compressed air, according to
the operating instructions.
Blow off the screw compressor unit with
compressed air at the specified intervals (never
direct compressed air towards persons) paying
particular attention to:
• Regulating elements
•
Fittings
•
Compressor block
•
Cooler
•
Electric motor
8.12 Clean / change filter mat with cooling
air inlet and control cabinet inlet
Fig. 22
1 Filter mat cooling air inlet
2 Mounting bolts
3 Sound-proofing element
4 Cover plate (only for dryer option)
5 Fixing screws (only for dryer option)
6 Dryer filter mat (only for dryer option)
Danger
Only perform filter mat change after the
compressor system has been shut down and
depressurized!
Perform filter mat change as follows:
a) Filter mat, cooling-air inlet
•
Remove fixing screws (- 2 - Fig. 22).
•
Remove filter mat (- 1 - Fig. 22) and clean,
exchange if damaged.
•
Re-insert filter mat in sound insulating panel
(- 3 - Fig. 22).
•
Secure filter mat by means of fixing screws.
b) Filter mat, dryer (option)
•
Remove fixing screws (-5- Fig. 22) and then
remove the cover plate (-4- Fig. 22).
•
Remove dryer filter mat (-6- Fig. 22) and clean it,
replace if damaged.
•
Install cleaned or new filter mat.
•
Fix the cover plate using the screws
(-5- Fig. 22).