Repair; Disposal - Brinkmann STA901/200 Operating Instructions Manual

10.2 Indications to the spare part order
Spare parts are available from the supplier.
Standard commercially available parts are to be
purchased in accordance with the model type.
The ordering of spare parts should contain the
following details:
1. Pumptype
e.g. STA902 / 370
2. Pump No.
e.g. 11192710
The date of the construction year is a compo-
nent of the pumps type number.
3. Voltage, Frequency and Power
Take item 1, 2 and 3 from the nameplate
4. Spare part with item No.
e.g. Intake cover item No. 52
11 Repair Instructions / Replacing shaft
clamps and shafts
1 = Shaft clamp
2 = Insert / extension shaft
3 = Motor shaft / Insert shaft
11.1 Dismantling the insert shaft or extension
shaft
– Disconnect the submergible pump from the
mains both electrically and mechanically.
– Remove pump from system.
against tipping over, i.e. use ropes to secure
pump.
– Set the pump down on the fan cover. Dismantle
the pump unit and the extension pump body (if
appropriate).
Wear safety gloves!
Risk of injury due to sharp edges on pump compo-
nents, i.e. impeller blades.
– Loosen the screws on the shaft clamp (1) one
after the other.
Do not, under any circumstances, remove the screws
completely, danger of injury
– Remove the extension shaft (2) and shaft clamp
(1).
– Dismantle the pump body.
– Loosen the screws on the shaft clamp (1) (see
above), pull the insert shaft (2) off the motor
shaft (3).
BE2710
1
3
2
Secure pump
!
Edition
11.2 Assembling the insert shaft and motor
shaft
ATTENTION
Clean the contact surfaces of the insert shaft (2)
(inside) and the motor shaft (3). They must not
be lubricated or oiled.
– Set the motor down on the fan cover.
– Position the shaft clamp (1) (use a new shaft
clamp) in the centre of the cranked clamping di-
ameter (2) of the insert shaft.
– Insert the motor shaft (3) into the insert shaft (2).
– Tighten:
Mark the first screw and tighten all the screws
evenly by hand, one after the other in a clock-
wise direction (not cross-ways).
– (up to 11 kW)
Use a torque screwdriver to tighten each screw
first with 2 Nm then with 3,5 Nm and finally with
5 Nm (in a clockwise direction again).
Repeat the last turn (with 5 Nm) 3 times.
– (12 kW and higher)
Use a torque screwdriver to tighten each screw
first with 2 Nm then with 7 Nm and finally with
12 Nm (in a clockwise direction again).
Repeat the last turn (with 12 Nm) 3 times.
– Mount the pump body.
The remainder of the reassembly process is to be
completed in the opposite order of the prior de-
scribed dismantling process.
ATTENTION
Note torques for the screw connections!
When putting the pump back into use, make sure
the direction of rotation is correct!
Tightening torques for screwed connections
Thread -  M5
M8
Strength
4.8 8.8
classes
Tightening 3 Nm 20 Nm
torque (4.5 Nm
(Nm) Item. 3)

12 Disposal

When disposing of the pump or the packaging
materials the local and national regulation for
proper disposal must be complied with.
Prior to its disposal, the pump must be completely
drained and decontaminated if necessary.
11/2019
M10 M16 M16
10.0 8.8
30 Nm 60 Nm 60 Nm
Item. Item. Item.
18 83 77
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