Tightening Torques; Ordering Spare Parts - SFA Sanipump VX 50 Bedienungs- Und Installationsanleitung

7 Servicing/inspection
7.5.2 Reassembling the pump section
7.5.2.1 Fitting the mechanical seal
Observe the following points to ensure trouble-free operation of the mechanical
seal:
▪ The shaft surface must be absolutely clean and undamaged.
▪ Immediately before installing the mechanical seal, wet the contact faces with a
drop of oil.
▪ For easier installation of bellows-type mechanical seals, wet the inside diameter
of the bellows with soapy water (not oil).
ü Shaft 210, shaft seal ring 420 and rolling element bearings 321.01/02 and baffle
17-5 have been properly fitted in bearing bracket 330.
1. Fit the stationary part of mechanical seal 433.02 correctly in bearing bracket
330.
2. Push the primary ring carefully along the shaft until it rests against the mating
ring, using assembly tool 969 (spare parts set).
3. Press O-ring 412.03 into bearing bracket 330.
4. Fill in oil.
5. Slide the rotating part of mechanical seal 433.02 onto shaft 210.
7.5.2.2 Fitting the impeller
Apply Loctite 243 (or similar) to the shaft stub thread and to the bore of impeller VX
230 and screw the impeller onto the shaft with a tightening torque of 2.5 Nm.
CAUTION
Incorrect assembly
Damage to the shaft!
▷ Wait at least 2 hours before starting the pump again.
7.5.3 Checking the connection of motor/power supply
Check the electric cables after reassembly. (ð Section 7.2.1, Page 81)

7.6 Tightening torques

Table 13: Tightening torques
Thread
M5
M6
M8
7.7 Spare parts stock

7.7.1 Ordering spare parts

Always quote the following data when ordering replacement or spare parts:
▪ Order number
▪ Order item number
▪ Type series
▪ Size
▪ Year of construction
▪ Motor number
Sanipump VX 50
[Nm]
2,5
7
30
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