SPX APV DELTA MS4, Operating Manual, Page: 16 / 51

Diaphragm valve with fan support
DELTA MS4
Operating Manual rev. 0
DELTA MS4-UK0.qxp / 05.2008
UK
11
8. Maintenance
8.1 Assembly tool
To simplify the installation of the seat seal, the following
assembly tools are available:
M4 assembly tool
DN Inch reference No.
25 1” 000 51 - 13 - 110/17
40 1,5” 000 51 - 13 - 111/17
50 2” 000 51 - 13 - 112/17
65 2,5” 000 51 - 13 - 113/17
3” 000 51 - 13 - 121/17
80 000 51 - 13 - 114/17
100 4” 000 51 - 13 - 115/17
- All seals must be provided with a thin layer of grease
before their installation.
Recommendation:
APV food-grade grease for EPDM, HNBR and FPM (Viton)
(0,75 kg/ tin - ref.-No. 000 70-01-019/93)
(60 g/ tube - ref.-No. 000 70-01-018/93)
APV food-grade grease for VMQ (Silicone)
(0,60kg/ tin - ref.-No. 000 70-01-017/93)
(60 g/ tube - ref.-No. 000 70-01-016/93)
! Do not use grease containing mineral oil for EPDM seals.
! Do not use grease on Silicone oil basis for VMQ seals.
! No matter what type of application, use only those greases
being suited for the respective seal material !
Recommendation for screw retention:
Type:
Loctite 243 semi-solid
(5ml - ref.-No. 00070-01-110/93)
(50ml - ref.-No. 00070-01-111/93)