Putting The Motor Into Use; Checking The Motor Prior To Installing It - Franklin Electric 226-Serie Montage- Und Betriebsanleitung

Encapsulated Submersible Motors

5 Putting the motor into use

5 Putting the motor into use
5.1

Checking the motor prior to installing it

Tools
5.1.1 Checking the motor fluid
CAUTION
Filling volumes
Venting the motor
Checking the motor
6
If a leak is visible or if the motor is more than one year old (e.g. in the event of re-use or after long storage):
 Check the fluid level in the motor prior to installing it.
You need the following tools for assembly and inspection work:
• Insulation measuring unit: 500 VDC testing
• Filling Kit 308 726 103
 Determine the age of the motor by checking the type plate (see Figure 5-1).
Figure 5-1: Type plate with date of manufacture
Motor damage due to being insufficiently filled!
 Fill the motor with sufficient motor fluid
 Wear safety goggles and gloves when filling and draining the motor.
 Top up using original motor fluid from Franklin Electric (5 litres concentrate Id. no. 308 353 941)
Never use distilled water!
• 6":max. 1.5 liter
• 8":max. 3.5 liter
Figure 5-2: Venting the motor
Figure 5-3: Checking the motor fluid
 Place the motor horizontally so that the filling valve is
located at the highest position.
 Remove the plug (3) from the filling valve.
Carefully push the test pin (2) into the filling valve until air
and some fluid escape from it.
 Feed the test pin (2) through the opening (1) in the
diaphragm housing until you can feel resistance.
 Measure the actual diaphragm distance to the side of the
opening in the diaphragm cover.
If the measured result is not identical to the target value:
59 mm  2 mm (6"- motor-Cast iron/304SS / 4-30kW)
25 mm  2 mm (6"- motor-304SS and 316SS / 4-30kW)
47 mm  2 mm (6"- motor-304SS/316SS - 37/45kW)
47 mm  2 mm (6"- HighTemp90)
44 mm  2 mm (6"- 45kN Version)
37 mm  2 mm (8"- motors all)