Appendix; A Troubleshooting; Technical Data; B.1 Connection Dimensions - Vaillant allSTOR plus VPS 800/4-5 Notice D'installation Et De Maintenance

Appendix

A Troubleshooting
Symptom
Heating water drips out of the
product.
Splashing noises can be heard
from the product.
The control displays an incor-
rect cylinder temperature.
B

Technical data

B.1 Connection dimensions
Di- Unit Toler-
men- ance
sion
± 10
A mm
± 10
B mm
± 10
C mm
± 10
D mm
± 10
E mm
± 10
F mm
± 10
G mm
± 10
H mm
± 2
I mm
0020314387_00 allSTOR plus Installation and maintenance instructions
Possible cause
Leaking connections
Air in the product
Temperature sensor defective
Temperature sensor is posi-
tioned incorrectly
I
VPS 800/4-5 VPS 1000/4-5
1832 2212
1670 2051
1330 1598
1020 1220
820 1020
636 822
421 451
231 231
790 diameter 790 diameter
Measure
▶
Seal the connections.
▶
Purge the product.
▶
Replace the temperature sensor.
▶
Check that the temperature sensors are positioned correctly
(→ Basic hydraulic diagrams).
D
E
F
G
H
VPS 1500/4-5 VPS 2000/4-5
2190 2313
1973 2080
1573 1656
1227 1201
1000 1008
797 803
521 551
291 298
1000 diameter 1100 diameter
A
B
C
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