Wilo FKT 50.1 Series Installation And Operating Instructions Manual page 182

en
FKT 63.1
180°
Fig. 8: Cooling system: Checking the coolant
FKT 50.1, 57, 63.1
+
Fig. 9: Cooling system: Check the coolant FKT
63.2
182
Installation and electrical connection
Motor FKT 50.1, 57, 63.1
+ Add/bleed the coolant
- Drain the coolant
‡
Pump is not installed.
‡
Pump is not connected to the mains.
+
‡
Protective equipment has been put on!
1. Place the pump upright on a firm surface.WARNING! Risk of hands being crushed.
Ensure that the pump cannot fall over or slip away!
2. Place a suitable tank to collect the operating fluid.
3. Unscrew the screw plug (+).
-
4. Unscrew screw plug (-) and drain the operating fluid. If a shut-off ball cock is in-
stalled at the outlet opening, open the shut-off ball cock to drain.
5. Check the operating fluid:
⇒ If the operating fluid is clear, reuse operating fluid.
⇒ If the operating fluid is contaminated (cloudy/dark), add new operating fluid.
Dispose of operating fluid in accordance with the local regulations!
⇒ Notify customer service if the operating fluid contains swarf!
6. If a shut-off ball cock is installed on the outlet opening, close the shut-off ball
cock.
7. Clean the screw plug (-), replace the seal ring and screw it back in. Max. tightening
torque: 8 Nm (5.9 ft·lb)!
8. Pour the new operating fluid in through the hole for the screw plug (+).
⇒ Comply with the specifications for operating fluid type and quantity! When re-
cycling the operating fluid, check the quantity and if required adjust it!
9. Clean the screw plug (+), replace the seal ring and screw it back in. Max. tightening
torque: 8 Nm (5.9 ft·lb)!
Motor FKT 63.2
+ Add/bleed the coolant
- Drain the coolant
‡
Pump is not installed.
‡
Pump is not connected to the mains.
‡
Protective equipment has been put on!
1. Place the pump upright on a firm surface.WARNING! Risk of hands being crushed.
Ensure that the pump cannot fall over or slip away!
2. Place a suitable tank to collect the operating fluid.
-
3. Unscrew the screw plug (+).
4. Unscrew screw plug (-) and drain the operating fluid. If a shut-off ball cock is in-
stalled at the outlet opening, open the shut-off ball cock to drain.
5. Check the operating fluid:
⇒ If the operating fluid is clear, reuse operating fluid.
⇒ If the operating fluid is contaminated (cloudy/dark), add new operating fluid.
Dispose of operating fluid in accordance with the local regulations!
⇒ Notify customer service if the operating fluid contains swarf!
6. If a shut-off ball cock is installed on the outlet opening, close the shut-off ball
cock.
7. Clean the screw plug (-), replace the seal ring and screw it back in. Max. tightening
torque: 8 Nm (5.9 ft·lb)!
8. Pour the new operating fluid in through the hole for the screw plug (+).
⇒ Comply with the specifications for operating fluid type and quantity! When re-
cycling the operating fluid, check the quantity and if required adjust it!
WILO SE 2019-01