General Overhaul - Wilo Flumen OPTI-TR 20-1 Instrucciones De Instalación Y Funcionamiento

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9.5.7.2 Oil change in seal housing
(TR 30-1/40-1, TRE 30/40)
Fig. 14: Oil change
9.5.8

General overhaul

9.6 Repairs
310
Maintenance and repair
7. Return the mixer to a horizontal position so that the opening points upwards.
8. Pour the new operating fluid in through the hole for the screw plug (+/-).
⇒ Comply with the specifications for the operating fluid type and quantity!
9. Clean the screw plug (+/-), replace the seal ring and screw it back in. Max. tighten-
ing torque: 8 Nm (5.9 ft·lb)!
10.Restore corrosion protection: Seal screw plug, e.g. with Sikaflex.
+ Fill oil in the seal housing
- Drain oil in the seal housing
‡
Mixer is not installed.
‡
+
Mixer is not connected to the mains.
‡
Protective equipment must be put on!
1. Place the mixer horizontally on a firm surface.
WARNING! Risk of hands being crushed. Ensure that the mixer cannot fall over
or slip away!
CAUTION! Do not set the mixer down on the propeller! Use an appropriate plat-
form for the propeller diameter.
2. Position a suitable tank to collect the operating fluid.
-
3. Unscrew the screw plug (+).
4. Unscrew screw plug (-) and drain the operating fluid.
5. Check the operating fluid: Notify customer service if the operating fluid contains
metal swarf!
6. Dispose of operating fluid in accordance with local regulations!
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 new operating fluid in through the hole for the screw plug (+).
⇒ Comply with the specifications for the operating fluid type and quantity!
9. Clean the screw plug (+), replace the seal ring and screw it back in. Max. tightening
torque: 8 Nm (5.9 ft·lb)!
10.Restore corrosion protection: Seal screw plug, e.g. with Sikaflex.
The following components are checked for wear and damage as part of general main-
tenance:
▪ Motor bearings
▪ Gear bearing and planetary gear speed
▪ Propeller
▪ Shaft sealings
▪ O-rings
▪ Connection cable
▪ Fitted accessories
Damaged components are replaced with original parts. This will ensure correct opera-
tion. The general overhaul is performed by the manufacturer or an authorised service
centre.
WARNING
The propeller blade has sharp edges!
Sharp edges can form on the propeller blades. There is a risk of limbs being severed.
Wear safety gloves to protect against cuts.
WILO SE 2019-01