Ecolab DG1/III Operating Instructions Manual page 152

Servicing and maintenance
Dismantling the metering pump
4
A
Loosen the lock nut
A
Unscrew the threaded spindle
B
Push in the piston rod
C
Motor screw sleeve
1
1.
Loosen the lock nut (
2.
Turn the motor screw sleeve (
is unscrewed from the piston rod
3.
Insert the piston rod (
D
9
Loosen the fixing screws
D
Swing the pump out
E
Pump bracket
5
4.
Unscrew the pump fixing screws (
5.
Swing the pump (
Installing the metering pump
Material:
F
11
6
10
Pull out the piston rod
F
Push on the anti-rotation device
G
Unscrew the threaded rod
H
Motor screw sleeve
1
Threaded spindle
3
1.
Use screw (M5) (
2.
Press the sealing flange against the pump body
MAN049250 Rev. 5-01.2024
4
1 3
B
, ) using a spanner (SW8).
A
4
,
B 1
6
, ) into the pump
C 6
E
5
7
D
, ) out of the pump bracket
E
8
Nontrop KR 291 adhesive grease
n
G
12
, ) to pull out the piston rod
F 10
66
6
C
Threaded spindle
3
Lock nut
4
Piston rod
6
Piston pump
8
) until the threaded spindle
.
.
8
8
Pump fastening screws
7
Piston pump
8
Socket head wrench (SW4)
9
, ) using an socket head wrench (SW4)
7
.
5
H
1
Lock nut
4
Piston rod
6
Screw (M5)
10
Sealing flange
11
Anti-rotation device
12
until it stops.
6
.
11
8
6
3
.
9
4
3