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.
Step 12
1. Fit impeller (45) and O-ring (41).
2. Fit and tighten impeller screw lightly (47).
* Counterhold with a screwdriver!
*
3003-0136
Step 13
1. Fit O-ring (32) and pump cover (49).
2. Fit the washers (30) and the cap nuts (29).
3. Tighten four cap nuts in following order. First 12 o’clock then
3, 9 o’clock and finally 6 o’clock. The rest to follow in random
order. Torque values from Technical data section 6.3 are to
be used.
4. NOTE! Tighten impeller screw (47) with a socket wrench
through the inlet.
3003-0137
Step 14
1. Push the shaft completely forward until the impeller touches the
cover and zero set the dial gauge.
2. Push back the shaft 0.6 mm (0.0236 inch).
3. Tighten the screws in the compression coupling with 18 Nm
(13.3 lbf-ft ).
4. NOTE! Rotate the pump shaft by hand and insure the
impellers runs smoothly without touching.
Note: Special tool for dial gauge is optional (9612927801)
*Torque18Nm(13.3lbf-ft)
3003-0143
*
39
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