Assembling Pump/Unit; Pre-Requisites; Assembling Meachanical Seal - Speck Normblock Multi Serie Traducción De Las Instrucciones Para El Manejo Originales

Maintenance
9. Remove the counter ring in the mechanical seal (433) from
the gland housing (161).
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8.5

Assembling pump/unit

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8.5.1

Pre-requisites

 Assemble using the exploded drawing attached.
 Check O-rings, renew if necessary.
Tighten screws according to the torque indicated. See

chapter 8.6 on page 47.
 Clean dismantled components and check them for wear.
Replace with original spare parts if necessary.
 Sealing surfaces are clean and free of grease.
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8.5.2

Assembling meachanical seal

NOTICE
Observe the following points:
– Clean and careful working methods.
– Only remove protection against contact on sliding surfaces
directly before assembly.
– Use water as an assembly agent.
– Never use oil or grease as an assembly agent.
1. Clean the counter ring in the gland housing (161).
2. Insert the counter ring carefully. Beware of applying pressure
evenly.
3. Assemble the gland housing (161) on the drive lantern (341).
4. Assemble the rotating insert in the mechanical seal (433) on
the impeller hub.
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44 EN 04/2016