Lubrication And Maintenance - Elster RABO Manual De Instrucciones

8. Lubrication and Maintenance

- Only use original spare parts supplied by Elster-Instromet.
- Only use original spare parts supplied by Elster-Instromet.
- Fill with oil before commissioning.
- Fill with oil before commissioning.
- To fill with oil, depressurise the meter.
To fill with oil, depressurise the meter.
-
- The quantity of oil required for operation, as well as a syringe for filling, are
- The quantity of oil required for operation, as well as a syringe for filling, are
included in the delivery.
included in the delivery.
- Use Shell Morlina S2 BL 10 oil.
- Use Shell Morlina S2 BL 10 oil.
(Inspection kit Ident.No. 73016605 or 73014893).
(Inspection kit Ident.No. 73016605 or 73014893).
- - There are two oil filling and draining openings (M10) and one oil level There are two oil filling and draining openings (M10) and one oil level inspection
opening (M12) or 1 - 2 oil sight glass (optional) on the front of the meter.
inspection opening (M12) on the front of the meter.
- Unscrew the filler neck (M10) and the oil level inspection nozzle (M12) in the
- Unscrew the filler neck (M10) and the oil level inspection nozzle (M12) in the
front housing cover.
front housing cover.
- Fill with oil slowly, using the syringe. The oil quantity is correct when the oil is
- Fill with oil slowly, using the syringe. The oil quantity is correct when the oil is
visible in the threads of the oil level inspection borehole or in the centre of oil
visible in the threads of the oil level inspection borehole.
sight glass.
The required quantity of oil depends on the installation position; for
The required quantity of oil depends on the installation position; for guidance,
guidance, see table below.
see table below.
Flow direction
Horizontal
Vertical
Guide values for oil quantity on commissioning and for oil changes (in ml)
3
1 = oil filling opening 2 = level inspection nozzle 3 = oil draining opening
- Reseal the oil filling and oil level inspection openings (seal with O-ring).
- Reseal the oil filling and oil level inspection openings (seal with O-ring).
- Once it has been commissioned, the measuring instrument does not require
- Once it has been commissioned, the measuring instrument does not require any
any special servicing or oil level inspections. Generally the oil must be
special servicing or oil level inspections. Generally the oil must be replaced
at least every 5 years.
replaced at least every 5 years.
- Never transport a rotary gas meter containing oil.
- Make sure that the oil is drained out before transporting the meter (e.g. when
sending the meter for repairs), otherwise the oil will penetrate the measuring
chamber and damage the meter.
73021678a © Elster GmbH · All rights reserved · Subject to technical modification
10
12
8. Lubrication and Maintenance
G 16 to G 100
25
100
1
2
or oil sight glass
73021678d © Elster GmbH • All rights reserved • Subject to technical modification
Elster-Instromet
Elster-Instromet
G 160 to G 250 400
25
150
3