Dustcontrol DC 11-Module Instrucciones Originales página 56

Service TPR
The pump should be inspected at least twice a year
and lubricated according to the lubrication intervals
at the bottom of this page.
1. Start the pump and listen for abnormal sounds.
When all outlets are closed a weak hissing
sound should be heard from the vacuum relief
valve.
2. Shut off the pump and lock out the electrical
service.
3. Remove the protective panels from the pump.
4. Rotate the pump manually and listen for any
sounds indicating a worn bearing or misligned
impellers.
5. Check the condition and tension of the drive
belts. The drive belts are matched, therefore
new and old belts should never be used to-
gether. Always change the whole set. (A).
Changing the belts
- Lift the motor mounting plate with nut (1).
- Change belts.
- Tighten the belts with nut (2) and adjust to the
tension illustrated (B).
6. Check that the axles, pump and motor are paral-
lel and the pulleys are true. The belts should not
run on an angle into the pulleys. The inclination
of the pump can be changed with screw (3), fi g
C.
7. The bearings of the turbopump should be
lubricated with Dustcontrol bearing grease for
turbopumps, Part No. 9928.
2017-03-08
Lubrication Interval
p
22 kPa
25 kPa
28 kPa
30 kPa
40 kPa
DC 11-Module - 56
Lubrication
- The front bea-
ring should be
lubricated using
the grease nipple
(4), fi g (C). Press
grease in until it
comes out along
the axle.
- The back bearing
should be lubrica-
ted by removing
the fi nned bearing
cover plate (5)
and checking the
condition of the
grease. Fill the
cavity 2/3 full with
new grease.
- Exchange the
O-ring, Part No.
4789 and replace
the bearing cover
plate.
TPR 43 p
1500 h
22 kPa
1500 h
25 kPa
1000 h
28 kPa
-
30 kPa
-
40 kPa
TPR 40
1500 h
750 h
-
-
-
Part No 94153-G