Danfoss MPE 70, Руководство по эксплуатации

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Operating guide | MPE 70
20
180R9426 | AQ367027814446en-000801 | IOM MPE 70 | 08.2022
9.1 Safety regulations
The operator ensures that all main-
tenance, inspection and installation
work is performed by authorised,
qualified specialist personnel who are
thoroughly familiar with the manual.
Before intervening in the MPE 70/
system:
• The power must be shut off and
the main switch must be locked.
• The pressure in the high-pressure
lines must be drained to the low-
pressure side.
• The water in all connected pipes
must be drained.
Always use suitable safety and lifting
equipment when handling the MPE
70, and follow the instructions in
chapter 4.3.
• Assure correct settings of safety
equipment before start-up.
• When the system is re-started
after service and maintenance fol-
low the instruction in chapter 8.
9.2 Support
Danfoss A/S offers commissioning and ser-
vice at the system manufacturer’s location.
Rates/quotes are offered upon request.
9.3 Maintenance schedule
The schedule of preventive maintenance
below will help ensure that the MPE 70 pro-
vides years of trouble-free performance.
One day after commissioning:
1. Re-check bolts in the foundation
and the base plate of the MPE 70
and tighten the bolts to specified
torque if necessary.
2. Visually inspect all pipe con-
nections/couplings for external
leakage.
3. Re-check bolts in all pipe con-
nections/couplings and tighten
the bolts to specified torque if
necessary.
4. Note the operating current of
each individual MPE 70.
Three months after commissioning:
1. Re-check bolts in the foundation
and the base plate of the MPE 70
and tighten the bolts to specified
torque if necessary.
2. Re-check alignment of the MPE
70 base plate and MPE 70.
3. Visually inspect all pipe con-
nections/couplings for external
leakage.
4. Re-check bolts in all pipe con-
nections/couplings and tighten
the bolts to specified torque if
necessary.
5. Note and compare the operating
current at the VFD. If there is any
irregular results inspect varying
more than 25% we recommend
to inspect the internal parts.
Annually:
1. Re-check bolts in the foundation
and the baseplate of the MPE 70
and tighten the bolts to specified
torque if necessary.
2. Re-check alignment of MPE 70
base plate and MPE 70.
3. Visually inspect all pipe con-
nections/couplings for external
leakage.
4. Re-check bolts in all pipe con-
nections/couplings and tighten
the bolts to specified torque if
necessary.
5. Note and compare the operating
current at the VFD. If there is any
irregular results inspect varying
more than 25% we recommend
to inspect the internal parts.
9. Service/Maintenance