26
ELRO
®
Pumps for hazardous materials GUP 3-1,5 and GP 20/10Ex
be flushed with a neutral agent
before opening the pump
housing.
5.1 Cleaning
Pumps used in potentially zones
must be fundamentally kept free
from dust deposits.
General notes:
Always wear protective clothing
when working with solvents or
cleansing agents.
Housing, cooling fins, openings and covers
on equipment components are very often
Pumps for hazardous materials require only
minor maintenance. The gear in the pump
head is lubricated by low viscosity oil (oil
level inspection through oil sight glass, part-
no. 1036).
The only wear items on the pump are:
Pumping hose, separating part, abutment.
Pumps with electric drive must
be generally be switched off
and disconnected from the
electric power supply before
starting maintenance work!
If the pump is used for
aggressive, caustic or toxic
media, the pump must generally
Fig. 15 – Spare parts/accessories – pulsation damper
Spare parts pulsation damper
Qty. No.
Part-no.
Designation
1
1070
MP0321007-110 Damper housing
1
1071
MP0321000-BG
Clamping strap
1
1072
MP0321004-560 Diaphragm CSM
1
1073
MP0321010-110 Damper plate
1
1074
922402-40
Seal rings 50x78x4, FKM
1
1075
MP0321001-BG
Pulsation damper compl.
Spare parts for connecting port, pressure side
Qty. No.
Part-no.
Designation
1
1087
922501-44
Seal rings 50x66, FKM
2
1090
EL703-014-100
Blanking cap with chain
2
1091
EL111-001-590
Sealing disc, FKM
1
1092
MP0323002-110 T-fitting GUP3-1,5-
RV compl.
1
1092
MP0323008-110
T-fitting
GUP3-1,5-TW compl.
Spare parts for connecting port, suction side
Qty. No.
Part-no.
Designation
1
1080 EL807-700-100 Vacuum gauge -1/0/5 63
1
1081 922107-24
Flat sealing ring G 1/4
1
1082 MP0323101-110 Tube elbow GUP 3-1,5-
RV
1 1082 MP0323103-110
Tube elbow
GUP 3-1,5-TW
1
1087 922501-44
Seal rings 50x66, FKM
1
1090a EL703-013-110 Blanking plug with chain (RV)
1
1091a 922405-44
Sealing disc, FKM (RV)
1
1093 MP0324007-BG Tube angle GUP 3-1,5-RV compl.
1
1093 MP0324009-BG Tube angle GUP 3-1,5-TW compl.
Attention!
Caution!
1070
1071
1072
1073
1074
1090
1091
1092
1084
1087
1083
1080
1082
1081
1083
1087
1084
1091a
1090a
1070
1071
1072
1073
1074
1090
1091
1092
1084
1087
1083
1080
1082
1081
1083
1087
1084
1091a
1090a
1070
1071
1072
1073
1074
1090
1091
1092
1084
1087
1083
1080
1082
1081
1083
1087
1084
1091a
1090a
1075
1092
1093