SPX APV DELTA SDU4, Operating Manual, Page: 15 / 39

10
- The maintenance intervals depend on the corresponding
application and are to be determined by the operator himself
carrying out temporary checks.
- Required tools:
- 1 x spanner SW13
- 1 x spanner SW17
- 1 x spanner SW19
- 1 x hexagon socket screw key 6 mm.
- Exchange of seals is done according to service instructions.
- Provide all seals with a thin layer of grease before
their installation.
Recommendation:
APV food-grade-grease for EPDM and HNBR
(0,75 kg/tin
- ref.-No. 000 70-01-019/93)
(60 g/tube - ref.-No. 000 70-01-018/93)
! No matter what type of application, use only those greases
being suited for the respective seal material !
9. Maintenance
Double Seal Change-Over Valves
Delta SDU 4
Operating Manual Rev. 1
Assembly tool for upper seat seal
( Do not use the assembly tool but for the
new valve design produced from Nov. 2000).
To simplify the installation of the seat seal, the
following tools are available.
A ssem bly tool for upper
Seat seal ( 15.1 )
D N Tube ref.-N o. :
25 1T
000 51-13-200/17
40 1,5T
000 51-13-201/17
50 2T
000 51-13-202/17
2,5T 000 51-13-203/17
65
000 51-13-204/17
3T
000 51-13-205/17
80
000 51-13-206/17
100 4T 000 51-13-207/17
A ssem bly tool for low er
Seat seal ( item 3 )
D N Tube ref.-N o. :
40 1,5T
000-51-13-111/17
50 2T 000-51-13-112/17
65 000-51-13-113/17
2,5T
000-51-13-120/17
3T 000-51-13-121/17
80 000-51-13-114/17
100 4T
000-51-13-115/17
UK