DAB 500 Series Instrukcje i podręcznik obsługi - Strona 5

Przeglądaj online lub pobierz pdf Instrukcje i podręcznik obsługi dla Pompa wodna DAB 500 Series. DAB 500 Series 17 stron. Circulating pumps

ter at 80°C. Then drain the system completely to eliminate any harmful

substance that may have got into circulation.

- Assemble in such a way as to avoid dripping on the motor and on the

electronic control device during both installation and maintenance.

- Avoid mixing additives derived from hydrocarbons and aromatic prod-

ucts with the circulating water. It is recommended that the addition of

antifreeze, where necessary, should not exceed 30%.

- In the event of heat insulation use the special kit (if provided) and en-

sure that the condensate draining holes in the motor casing are not

closed or partly blocked.

separate and collect any impurities present in the system (particles of

sand, particles of iron and sludge)

Never insulate the electronic control device.

- In the case of maintenance, always use a set of new gaskets.

7.2 Rotation of the Motor Heads

If the circulator is installed on pipes in a horizontal position, it will be nec-

essary to rotate the motor with the respective electronic device through

90 degrees in order to maintain the grade of IP protection and to allow

the user a more convenient interaction with the graphic interface (see

Figure 2).

Before rotating the circulator, ensure that it has been completely

drained.

Should it be necessary to rotate the motor heads, follow the instructions

below with care to ensure correct installation:

2. Rotate the motor assembly keeping it in the seat where it cou-

Once the head has been rotated into the desired position, tighten

If the motor assembly has been removed from its seat, pay the greatest

attention during assembly, taking care to insert the impeller completely

has been correctly assembled, the motor assembly rests completely on

the pump body.

Incorrect assembly may damage the impeller, causing a typical

rubbing noise when the circulator starts.

Torque: 19-20

Figure 2: Instructions for motor head assembly

The electronic control device must always remain in vertical po-

sition!

ENGLISH