SPP id: Version 14 > / 140901 / Replaces 140530 / en /
N32198
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Series
2.15
INSTRUCTIONS
September 2014
Page
ISO
G
COPYRIGHT © SULZER PUMPS FINLAND OY
ORIGINAL INSTRUCTION
USER'S MANUAL – AHLSTAR
Corrective maintenance
5
Push the case cover (161.21) together with the incorporated parts onto the shaft. Fix the screws (901.21).
6
Push the shaft wearing sleeve (524.21) together with the incorporated parts onto the shaft against the
shoulder. Continue the assembly according to the following section ”Installation of impeller”.
7
Loosen the hexagon head screws (901.21) and mount the guards (683.21 and 683.22). Tighten the screws.
Mechanical seal, ready-fitted single (types MS71 and MS72)
1
Fix the adapter (344.31) to the bearing housing (330.31) with the hexagon head screws (901.33).
2
Install the gasket (400.21) if included in the delivery
3
Mount the static part of the mechanical seal (433.21) into the case cover (161.21), and the outer rotating part
onto the shaft according to the seal manufacturer’s instructions. Tighten the nuts (920.21).
4 Push
the case cover (161.21) together with the incorporated parts onto the shaft. Fix the screws (901.21).
5
Push the rotating part of the mechanical seal onto the shaft against the shoulder. Continue the assembly
according to the following section ”Installation of impeller”.
6
Loosen the hexagon head screws (901.21) and mount the guards (683.21 and 683.22). Tighten the screws.
Mechanical seal, ready-fitted double (type MS81)
1
Fix the adapter (344.31) to the bearing housing (330.31) with the hexagon head screws (901.33).
2
Install the gasket (400.21) if included in the delivery.
3
Mount the static part of the mechanical seal (433.21) into the case cover (161.21), and the outer rotating part
onto the shaft according to the seal manufacturer’s instructions. Tighten the nuts (920.21).
4
Push the case cover (161.21) together with the incorporated parts onto the shaft. Fix the screws (901.21).
5
Push the rotating part of the mechanical seal onto the shaft against the shoulder. Continue the assembly
according to the following section ”Installation of impeller”.
6
Loosen the hexagon head screws (901.21) and mount the guards (683.21 and 683.22). Tighten the screws.
Mechanical seal, US, outside single (type MS91)
1
Fix the adapter (344.31) to the bearing housing (330.31) with the hexagon head screws (901.33).
2
Mount the static part of the mechanical seal (433.21) into the case cover (161.21) with the cover plate for
seal (471.21). Follow the instructions provided by the seal manufacturer. Tighten the socket head capscrews
(914.21).
3
Push the shaft wearing sleeve (524.21) onto the shaft against the shoulder.
4
Push the rotating part of the mechanical seal (433.21) almost to its proper place on the shaft wearing sleeve.
Follow the instructions provided by the seal manufacturer.
5
Push the case cover (161.21) together with the incorporated parts onto the shaft. Fix the screws (901.21).
6
Mount the mechanical seal (433.21) into its final place according to the seal manufacturer's instructions.
Complete all the lockings, fixings etc. as described in the manufacturer's instructions. Continue the assembly
according to the following section ”Installation of impeller”.
7
Loosen the hexagon head screws (901.21) and mount the guards (683.21 and 683.22). Tighten the screws.
Gland packing (type PG11)
1
Fix the adapter (344.31) to the bearing housing (330.31) with the hexagon head screws (901.33).
2
Place the case cover (161.21) on a horizontal surface with the sealing cavity upwards.
3
Place the neck bush (456.21) to the bottom of the sealing cavity.
4
Put the shaft wearing sleeve (524.21) in an upright position to the middle of the sealing cavity.