Alcatel Drytel 100 Instruction Manual page 19

5.4. - MAINTENANCE OF THE MEMBRANES PUMP
- Disconnect the electrical cable from connector
- Unscrew the connecting nut from the capacitor.
- Disassemble the vacuum line at the inlet port of the pump.
- Unscrew the membranes pumps by removing the 4 nuts.
5.4.1 Cleaning and checking the suction chamber (see figure 6).
Depending on the application, the diaphragm failing period occurs between 6000 and 8000 hours.
These diaphragms can be easily replaced following the procedure here below (maintenance kit P /N
on chapter 6.4.)
We recommend the diaphragms replacement every 5000 hours to be sure that DRYTEL works properly.
- Unscrew any connecting members between the pump stages.
- Remove the 4 fixing bolts (20) per pump stage.
- Lift
the housing cover (7).
- Note the position of the valve seal (17) and clean the seal. Renew the valve seal if damaged.
head
- Reffli0¥e the cover and check the diaphragms for damage and renew them if necessary.
5.4.2.)
(see�-
-1
aaai11 , 1 .--d , clean the affected parts with petroleum, ether or an industrial solvent.
- :
le s I.le fie pump in the reverse order and check the final vacuum.
TBl
(see figure 9).
SA.
-Thi
only
plier
beo,
-Tali
COffll
_,,
1
spirit
- -r-
- -
each
max.
1
-AA
do�