Trouble Shooting; Spare Parts Lists - SPX FLOW APV DA4 Instruction Manual

APV
APV_DA4_UK-1_102018.indd
Failure
Leakage at upper housing flange
Leakage from the leakage bore
between the connecting ports
Leakage from the yoke
Leakage from the inside of the lower
valve shaft
Leakage from the inside of the lower
valve shaft
Leakage at the outside of the lower
valve shaft (remove spray connection
for this purpose)
The position numbers refer to the spare parts drawing.
26

14. Trouble Shooting

Valve position
closed open
x x
x x
x x
x
x
x x

15. Spare Parts Lists

The reference numbers of the spare parts for the different valve
designs and sizes are included in the attached spare parts drawings
with corresponding lists.
Note!
Accompanying products: Column 4 "to be added to spare part
order" indicates the position numbers of the parts which have to be
ordered together with the part which you intend to replace.
Please indicate the following data to place an order for spare parts:
- number of required parts
- reference number
- designation
Required seal replacement
upper housing seal (12)
lower housing seal (12) and
seat seals (11)
upper shaft seal (13, 14) and
seal of flushing chamber (15)
seat seals (11) and
upper shaft seal (13, 14)
middle seal (10)
lower shaft seal (13, 14)
Data are subject to change.
UK
Double Seat Mix Proof Valve
APV DELTA DA4
Instruction Manual: UK - rev. 1