5 Maintenance
Study the instructions carefully. The items refer to the parts list and service kits section.
Lubricate the rubber seals before fitting them.
: Relates to the shaft seal.
5.6 Assembly of flushing set - if not supplied with pump
S
Stteepp 11
If the pump has a single shaft seal, rebuild it to a double mechanical shaft seal (see section 5.5 Assembly of pump/double
mechanical shaft seal)
S
Stteepp 22
1. Fit membrane valve on pump casing drain.
2. Ensure the bypass tube is in the right position (see section 5.5
Assembly of pump/double mechanical shaft seal, step 10).
3007-0042
S
Stteepp 33
1. Fit needle valve to bypass tube from membrane valve.
2. Adjust the length of the bypass tube to ensure the outlet of
needle valve is aligned with the inlet in the bottom of the
flushing house.
3007-0043
S
Stteepp 44
1. Fit Hex tube (65mm/2.6”) to bottom hole in flush housing.
2. Fit connection to Hex tube.
3. Cut and fit 6mm/1/4” tube in between needle valve and
connection.
3007-0044
29
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