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MAINTENANCE
SERVICE MAINTENANCE SCHEDULE
3.4
SERVICE MAINTENANCE SCHEDULE
General
The following maintenance has to be distinguished:
1.
2.
3.4.1
Description Maintenance A, B and C
General
The following maintenance has to be distinguished;
1.
2.
3.
Maintenance routine sequence:
1.
2.
3.
As programmed: A – B – A – B – A – C
When GMM or Omni™ is applied: Follow up A, B or C when shown by the
monitor
Without GMM or Omni™: B-and C-Maintenance to be carried out as shown in the
Maintenance schedule.
42
Grasso Maintenance Monitor (GMM) or GEA Omni™ controller is
applied:
Maintenance A, B and C, service intervals are determined on measured
values of GMM/GEA Omni™. Maintenance B can vary between 7.500 and
18.000 running hours where 15.000 running hours is the standard for B-
maintenance for compressors running at To -10°C / Tc +35°C and 1200 min
Maintenance to execute shown by the Omni or GMM
GMM/GEA Omni™ is not applied:
Service intervals according to Service and Maintenance Schedules (SMS)
table based on fixed number of operating hours for A, B and C maintenance,
where 12.000 running hours is the standard for B-maintenance for
compressors running at To -10°C / Tc +35°C and 1200 min
When running mainly at 1500 min
becomes 10.000 running hours fixed.
Maintenance to execute to be monitored and registered by the operator
Small maintenance, Maintenance A, Yearly inspection, or every 5000 running
hours at 1500 rpm or every 6000 hours at 1200 rpm, whatever comes first
Medium maintenance, Maintenance B
Large maintenance, Maintenance C
A-maintenance, yearly or every 5000 running hrs at 1500 rpm or every 6000
hrs at 1200 rpm in between of different B- and C routines
2x B-maintenance
C Maintenance
Hint!
For compressors running at 1500 min
Omni™ the standard of 12000 hrs becomes 10000 running hours. (B-
maintenance)
-1
speed the B maintenance interval
-1
fixed speed without GMM or
P-NL-094_imm_VHS_English_13
-1
.
-1
.
26.07.2021
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Troubleshooting
