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Maintenance:
Before taking out the pump from the installation, please switch of the mains, according to the
instructions on page 4.
Clean the pump adequately!
Take care! The surface of the pump can be hot, especially when is just switched off.
Maintenance schedule:
* After the first 100 operating hours:
- Check the condition of the oil.
If too much water is mixed with the oil, please contact your supplier.
* Every 1000 operating hours or each year:
- Check both the condition of the oil and the oil level.
If too much water is included, please contact your supplier.
- Change the oil if not transparent.
Lubricants:
The bearings of the pump are greased for life.
Standard oil type for the mechanical seals: Shell Tellus 32, viscosity 32 cSt.
Oil quantity:
DTP22: 1.5 ltr
DTP42 : 2.0 ltr
DTP62 : 2.5 ltr.
Cable entry:
If the pump is stored for long time, the rubber gland of the cable entry might be diminished.
This can lead to leakage to the motor compartment.
By turning-in the cable entry clockwise, the sealing of the gland will be secured.
Check oil level:
DTP22 and 42 series
Bring the pump in a horizontal position so that two hexagon socket
screws are on top and one at the bottom of the seal housing. Unscrew the
two on top. The oil level should be at the lower side of the openings. By
turning the pump a bit this should be visible.
If the level is too low, please add accordingly.
DTP 62 series
Bring the pump into vertical position and remove the M20 filling plug, at the
counter side of the cable box.
The oil level should be at the lower side of the opening.
If the level is too low, please add accordingly.
Make sure the pump cannot fall during this procedure.
Special
tools:
If it is necessary to remove the impeller
special screws can be used:
DTP22 and DTP42: part no. 7G8471
DTP62: part no. 7G8470
Landustrie version 07-14 | operation & maintenance manual DTP series
Subject to modifications
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