Maintenance - SPX FLOW APV DELTA RGMS4 Instruction Manual

APV
APV_RGMS4_UK-1_112018.qxp
13
9.

Maintenance

Maintenance intervals depend on the application and must be
decided by the operator himself carrying out regular checks.
- The valve must not be cleaned with products containing abrasive
or polishing material. Especially the valve shaft must not, under any
circumstances, be cleaned with such agents.
Damage of the valve shaft can lead to leakages.
- The customer is recommended to hold spare seals and diaphragm
on stock. For valve maintenance SPX FLOW supplies complete
seal kits (pl. see spare parts lists)
- Required tools:
1 x spanner
1 x spanner
1 x spanner
1 x spanner
1 x spanner
1 x screw driver
- If damaged seals are dismantled, generally all seals and the
diaphragm should be replaced.
- Assembly and disassembly as well as replacement of
seals / diaphragm, see Service Instructions.
- Provide all seals with a thin layer of grease before their
installation.
Recommendation:
APV assembly grease for EPDM, HNBR and FPM
(0.75 kg /tin
(60 g /tube
or
APV assembly grease for VMQ
(0.6 kg /tin
(60 g /tube
! Do not use grease on mineral oil basis for EPDM seals.
! Do not use Silicone-based grease 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:
SW13
SW17
SW19
SW24
SW30 (1.5")
small and medium
- ref.-No. 000 70-01-019/93; H147382)
- ref.-No. 000 70-01-018/93; H147381)
- ref.-No. 000 70-01-017/93; H147380)
- ref.-No. 000 70-01-016/93; H147379)
Loctite 243 semi-solid
(50 ml - ref.-No. 00070-01-111/93; H206336)
Modulating valve with product diaphragm
UK
DELTA RGMS4 - MFS + MFH 3A
Instruction manual: rev. 1