Metreg MQMe, Инструкция по эксплуатации, Страница: 15 / 36

8 Commissioning
The MQMe Quantometers is commissioned after installation.
Commissioning of the MQMe Quantometer
1.
For MQMe Quantometers with an oil pump: Lubricate the meter in accordance with
section 9.3, page 18:
2.
Slowly open the valve upstream of the meter (Fig. 2 and Fig. 3) to pressurize the
pipeline up to the operating pressure.
3.
The rate of increase in pressure should not exceed 350 mbar/s.
Attention: Risk of damage due to pressure surges
4.
When the operating pressure has been reached, the valve upstream of the meter can be
fully opened.
5.
Slowly open the valve downstream of the meter (Fig. 2 and Fig. 3).
6.
When the operating pressure has been reached, the valve downstream of the meter can
be fully opened.
7.
Remove the startup filter after 4–6 weeks (if installed).
Attention: Risk of damage due to foreign bodies in the line
Note: For MQMe Quantometers with an oil pump, the meter must be lubricated
before commissioning, see section 9, page 15.
9 Maintenance/lubrication
9.1 Maintenance
1.
MQMe Quantometers without oil pumps do not require any special maintenance. They
are maintenance-free.
2.
MQMe Quantometers with oil pumps require regular maintenance, see section 9.3,
page 18:
3.
The MQMe Quantometer may only be repaired by trained and authorized personnel,
e.g. service engineers from Metreg Technologies.
4.
Replace the battery after a maximum of 5 years.
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