Use and Care Manual
Table Of Contents
- English (GB)
- 1. General information
- 2. Safety information for working on the product
- 3. Maintenance
- 4. Dismantling the product
- 4.1 Before dismantling the product
- 4.2 Removing the pump cover
- 4.3 Removing the pressure switch
- 4.4 Removing the connection module housing
- 4.5 Removing the membrane
- 4.6 Removing the chamber stack
- 4.7 Removing the shaft seal
- 4.8 Removing the control box cover
- 4.9 Removing the printed circuit board cover inside the control box
- 4.10 Removing the printed circuit board from the control box
- 4.11 Replacing the printed circuit board
- 4.12 Removing the capacitor from the control box
- 4.13 Removing the motor
- 4.14 Removing the motor stool and the flange
- 5. Assembling the product
- 5.1 Fitting the motor stool and the flange
- 5.2 Fitting the motor
- 5.3 Fitting the shaft seal
- 5.4 Assembling the chamber stack
- 5.5 Fitting the chamber stack
- 5.6 Connecting the capacitor to the printed circuit board
- 5.7 Fitting the printed circuit board
- 5.8 Fitting the membrane
- 5.9 Fitting the cover for hydraulic
- 5.10 Fitting the pressure switch
- 5.11 Fitting the pump cover
- 6. Additional information
6. Additional information
6.1 Lubricant
We recommend using soapy water for the shaft seal and ROCOL
SAPPHIRE Aqua-Sil for the O-rings.
6.2 Torques
Pos. Description Torque [Nm]
206
Screws that hold the
flange (156a) to the
motor (150)
3.0
152
Screws for motor
stool (156b)
3.5
26
Screws for
connection module
housing (2)
7.0
67
Lock nut for chamber
stack
8.0
6.3 Nameplate for SCALA1
DK-8850 Bjerringbro Denmark
SCALA1 3-35
PN 99530404
Model A
1x230 V 50Hz
SN 00001
PC 19 36
Hmax
Hnom
Made in Hungary
Qnom
T.amb.max
Tliq.max/Psyst.max:
IP X4D
P1(W)I(A)
750
1,50,01Min.
Max.
3,3
45°C/0.8Mpa
35 m
20 m
3 m
3
/h
55 °C
1
2
3
4
5
6
7
8
9
10
11
12
17
16
13
14
15
TM075340
Example of nameplate
Pos. Description
1 Type designation
2 Product number
3 Serial number
4
Production code (year and
week)
5 Max. head
6 Nominal head
7 Nominal flow rate
8 Max. ambient temperature
9 Enclosure class
10 Max. operating pressure
11 Max. liquid temperature
12
Minimum and maximum rated
power
13 Model
14 Voltage and frequency
15 Approvals
16 Product QR code
17
Minimum and maximum rated
current
6.4 Type key for SCALA1
Example:
SCALA1 . 5- . 25 . 1x230V . 50 Hz . SCHUKO
Description
SCALA1 Type range
3
5
Max. flow rate [m
3
/h]
25
35
45
55
Max. head [m]
1x230V
1x115V
Voltage [V]
50 Hz
60 Hz
Frequency [Hz]
SCHUKO (Type E/F)
No plug
Thailand (Type O)
Australia (Type I)
UK (Type G)
US (Type NEMA 5-15, NEMA 6-15)
Argentina (Type I)
Plug type
6.5 Fault finding the product
Fault finding procedures are described in the installation and
operating instructions. Use the QR code or link below:
QR99735528
http://net.grundfos.com/qr/i/99735528
12
English (GB)










