Burkert Type 8709 - Manual (Page 42)

42
Maintenance, Troubleshooting
9.2.1. Maintenance when operating with highly soiled fluids
If larger quantities of particles were recorded after prolonged operation with soiled fluid, the stainless steel mesh
filter disc can be cleaned or replaced and the orifice pipe can be cleaned.
➆
O-ring 6 x 1.5
➅
Orifice pipe
➄
Stainless steel mesh filter disc
➃
O-ring 12 x 2
➂
O-ring 17 x 1.5
➁
Input flange plate
➀
M3 x 12 bolt
Guide pin of the
orifice pipe
Fig. 11: Maintenance, Cleaning
procedure:
To gain access to the stainless steel mesh filter disc, detach the input flange plate
→ ➁
(see Fig. 11: Maintenance, Cleaning).
Take out stainless steel mesh filter disc and orifice pipe.
→
Clean stainless steel mesh filter disc / orifice pipe.
→
There are various types of suitable cleaning agents, e.g. distilled water (not tap water), acetone, isopropanol or
compressed air.
After cleaning, the parts must dry.
→
Re-insert parts in the correct sequence and position (see
→
Fig. 11: Maintenance, Cleaning).
• The orifice pipe ➅ must be inserted in such a way that the guide pin of the pipe is inserted into the corre-
sponding bore in the base block.
• When inserted, the fine mesh of the stainless steel mesh filter disc ➄ must face the input flange plate ➁.
Spare parts see chapter 10.2. Spare parts.
english
Type 8718, 8719 / 8708, 8709