7 Servicing/Maintenance
51 of 68
Vitaprime
7.5.4 Installing the mechanical seal
7.5.4.1 Mechanical seal design T, operating mode B
CAUTION
The keyway could damage the seal faces and O-rings
Damage to the mechanical seal!
▷
Always handle seal faces with utmost care.
a)
b)
101.1
101.1
433
433
101.2
412.1
210
210
551
230
940
922
554
940
172
932
230
172
Fig. 9:
Mechanical seal design T, operating mode B
a) Sizes 40-146, 50-164, 60-200, 65-200, 80-240-11 and 80-240-15
b) Sizes 42-146 and 52-164
1. Carefully insert the mating ring of mechanical seal 433 into pump casing 101.1.
2. Place pump casing 101.1 on bearing housing 350. Slide the seal carefully over
shaft 210.
3. Fasten pump casing 101.1 with hexagon socket head cap screws 914.2 to bearing
housing 350 .
4. Slide the primary ring of mechanical seal 433 onto shaft 210.
5. Fit the ring retainer
10)
on shaft 210. Use the ring retainer to compress the spring
of mechanical seal 433. Lock the spring with circlip 932.
7.5.4.2 Mechanical seal design T, operating mode BQ
CAUTION
The keyway could damage the seal faces and O-rings
Damage to the mechanical seal!
▷
Always handle seal faces with utmost care.
10)
For sizes 42-146 and 52-164 only.
