Elmo Rietschle G-BH1 Extra instruction manual - Manual (Page 6)

reg. 9 Maintenance
610.44479.40.000 6 / 12 © Gardner Denver Deutschland GmbH
reg. 9.1 Repairs / Troubleshooting
Under normal operational conditions (max. +40ºC gas intake and ambient air temperature, permissible
total pressure difference) the following apply:
Interval Maintenance procedure
weekly Remove dust deposits from unit.
weekly
(only biogas uses) Inspect unit for leaks
One of the following procedures will suffice for the inspection:
 Check the unit for smears, ice formation, odours and noises
resulting from leakage.
 Inspect the unit using a mobile leak detection device or portable
gas sensor equipment.
 Continuous or periodical monitoring of the atmosphere using fitted
automatic measuring devices with warning system.
Every 2 years, or in accordance
with Lubrication service life/ re-
greasing interval on page 6. Replace enclosed ball bearings units.
AND
Re-grease open ball bearings.
 Clean used grease and dirt from ball bearings and adjacent grease
cups.
 Fill half the space in the bearing casement and 65% of the
adjacent grease cups with grease.
Grease type: UNIREX N3, or in accordance with DIN 51825-K3N
Every 2 years, or in accordance
with Lubrication service life/ re-
greasing interval on page 6. Replace shaft sealing rings.
Lubrication service life/ re-greasing interval
Type Vacuum operation at Compressor operation at
50 Hz 60 Hz 50 Hz 60 Hz
2BH151.-7H.4
15.000 14.000
2BH161.-7H.5
16.000 14.500
2BH190.-7..3
13.000 12.000
all other 2BH1…. 18.000 18.000
18.000 18.000