Danfoss EM-PMI240, Руководство пользователя

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Table 11. Maintenance schedule
Object Check/Task Weekly Monthly Yearly
General
construction
Operation Noise, vibration. If clearly increased, contact Danfoss. X
Mounting
Bolt tightness. Tighten to proper value if necessary. Applies to bolts and
screws that are discussed in this manual. See Chapter Tightening torques .
X
Bearings Listen to any unusual noise or vibration. If exists, contact Danfoss. X
Enclosure and
connected parts
Check cleanliness. Clean if necessary. See Chapter Cleaning . X
Shaft seals Check the wear. Replace if necessary. X
Electrical
system
Cables Wearing of the cables. Replace if necessary. X
Electrical
connections
Check the condition of the connectors. X
Groundings
(earthings)
Check groundings (earthings). Make sure that the connection resistance is
valid. Re-connect if necessary.
X
Cooling
system
Operation Functioning. Cooling system functions as speci ed. X
Tubing and
connection
tightness
No visible leakage. If leaking, tighten connections appropriately, or replace
parts.
X
Ventilation plug Cleanliness. Clean if necessary. See Chapter Cleaning . X
Coolant ow
Coolant ow direction. Change direction by changing the connections or ow
direction from the pump. See Chapter Cooling system maintenance .
X
Coolant quality
Coolant as speci ed. Proper glycol used, and water/glycol mixture
appropriate. Re ll if necessary. See Chapter Cooling system maintenance .
X
Lubrication
Relubrication
(BHS option)
Relubricate depending on the use (see Chapter Bearings and lubrication ), if
the option has been installed. Maximum relubrication interval is six months.
X
Cleaning
Keep the electric machine clean. For cleaning, use non-abrasive and non-corrosive cleaning
products. Make sure that the detergent may be used for aluminium.
When pressure washing the electric machine, make sure that the water spray does not directly hit
the gaskets.
When cleaning the ventilation plugs, do not open / remove the plug. Clean the plug only from
the outside.
EM-PMI240
8. Maintenance
42 |
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Danfoss | Produced By: Danfoss Power Solutions | September 2020
| BC355256345493en-000103