Elmo Rietschle V-DTN 16/26/41 User Manual

Page 19

www.gd-elmorietschle.com © Gardner Denver Schopfheim GmbH, Gardner Denver Deutschland GmbH

Maintenance and repair

DANGER

Danger of death from touching live parts.
Before maintenance work disconnect the machine
by pressing the main switch or unplugging it and
ensure that it cannot be turned on again.

WARNING

Hot surfaces
During maintenance work there is the danger of
getting burnt on hot components.
Wait for the machine to cool down.

7.1 Ensuring

operational

safety

Regular maintenance work must be carried out in order to ensure operational safety.

Maintenance intervals also depend on the operational demands on the machine.

With any work observe the safety instructions described in Section 2.8 “Safety notes for installation, com-
missioning and maintenance”.

The whole unit should always be kept in a clean condition.

7.2 Maintenance

work

Interval

Maintenance to be carried out

Section

monthly

Check the pipes and screws for leaks and to ensure they are
seated properly and if necessary seal again or tighten up.

—

monthly

Check the terminal box and cable inlet holes for leaks and if
necessary re-seal.

—

monthly

Clean the regulating valve and ventilation slots on the machi-
ne and the motor cooling ribs.
If there is a great deal of dust in the spaces on the cooling
ribs and cooling pipes after removing the inlet grating (Fig. 2/
G) clean by blowing through.

—

The machine‘s bearings are permanently lubricated and do
not require re-lubricating.

—

monthly / every 6 months

Clean or replace ﬁ lter cartridges

7.2.1

V-DTN 16: 7,000 h / 1,000 h
V-DTN 26: 5,000 h / 1,000 h
V-DTN 41: 3,000 h / 1,000 h

Check blades

Replace blades

7.2.2