Screw Connections; General Maintenance And Cleaning; Clean / Change Filter With Cool Air Intake And Control Cabinet Inlet - Gardner Denver L Series Service Manual

10.10 Screw connections

The screw connections of the air, oil, and water circuits
have to be checked and, if required, re-tightened
according to the maintenance schedule.
Check the hose and piping for unsealed areas.

10.11 General maintenance and cleaning

WARNING
CAUTION
The screw compressor should be blown off with
compressed air at the given intervals (do not aim the
compressed air at people), especially:

Controller components

Fittings

Air end block

Cooler

Electric motor
10.12 Clean / change filter with cool air
Only perform checks and carry out work on
the screw compressor when the unit is out
of operation, depressurized, and secured
from being switched on again!
Fig. 22
1 Filter mat cool air intake
2 Mounting bolts
3 Sound-proofing element
4 Inlet Filter (L55RS-L75RS only)
Perform filter mat change as follows:
a) Filter mat cool air intake (-1- Fig. 22)

Take out the filter mat (-1- Fig. 22) and clean it,
replace it if damaged. Clean the filter mat by
brushing or washing.

Return the filter mat to the silencer chamber
(-3- Fig. 22).

Secure the filter mat using the fixing bolts.
Cleaning:
Clean the filter mat by brushing or washing.
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intake and switch cabinet inlet
DANGER