7 Servicing/Maintenance
78 of 126
Amacan S
1589.837/01-EN
Size
Amacan S ....
Clearance "A"
[mm]
Clearance "B"
[mm]
1000 - 655
0.75
+0.2
/
-0.1
2.7
+0.6
/
-0.3
1300 - 820
0.75
+0.2
/
-0.1
2.4
+0.6
/
-0.3
7.6.8 Leak testing
7.6.8.1 Checking the lubricant reservoir for leakage
After reassembly, the mechanical seal area/lubricant reservoir must be checked for
leakage. The leak test is performed at the lubricant filler opening.
Observe the following values for leak testing:
▪
Test medium:
compressed air
▪
Test pressure:
1 bar maximum
▪
Test duration:
5 minutes
P
1,0 bar
Fig. 47:
Screwing in the testing device
ü
The impeller-end mechanical seal has been installed.
1. Screw the testing device tightly into the G 1/2 lubricant filler opening.
2. Carry out the leak test with the values specified above.
The pressure must not drop during the test period.
If the pressure does drop, check the seals and screwed connections.
3. Repeat the leak test, if required.
4. If the leak test has been successful, fill in the lubricant.
5. Close screw plug 903.01 with new joint ring 411.01 and liquid sealant.
7.6.8.2 Testing the motor for leakage
Observe the following values for leak testing:
▪
Test medium:
nitrogen
▪
Test pressure:
0.8 bar maximum
▪
Test duration:
2 minutes
Summary of Contents for Amacan S 1000-600
Page 125: ......
