13
Double Mechanical Seal Maintenance
Remove the Seal ring from the rotor case & rotor (shown in Figure
19) and inspect them. If any seal is damaged, do not re-use and
replace it.
Clean both shaft ends and the rotor case before assembling. Push
the replacing NEW Seal ring into the rotor case O-ring and turn fit
into the seal pins on the seal body after Rotor Case Assembly on
page 15.
In order to replace the product side of mechanical seal, refer to Figure 16~18.
While, in order to replace the flushing side of mechanical seal, refer to Figure 20~22.
After rotor case removed (‘Page 9 & 10’), pull out and remove the
Double seal rotating part from the shaft and inspect them.
If any Double seal rotating part, Seal face and O-ring is damaged,
do not re-use and replace it.
Clean both shaft ends and the rotor case before assembling.
Lubricate the replacing NEW Double seal rotating part O-ring and
install it in the Double seal rotating part. Slide and insert the
Double seal rotating part on the shaft making sure to line the slot
on the Double seal rotating part to the pin in the shaft.
Place the rotor case face down on the table and pull out carefully
the Double seal ring (53) out of rotor case by hands shown in
Figure 21. Carefully treat Double seal ring (53) because carbon is
fragile material.
Lubricate the replacing double seal ring or O-ring and insert it
into the rotor case and fit into the Seal pin properly.
After remove Double seal ring (53), check whether wave spring
(61) has been damaged or not. If wave springs (61) were
damaged, replace it as shown Figure 22.
See ‘Rotor Case Assembly’ on ‘Page 15’ to continue.
Fig. 22
Fig. 19
Fig. 20
Fig. 21
Summary of Contents for JEC JRZP Series
Page 29: ...28 PARTS LIST EXPLODED VIEW ZP015 ...
Page 35: ...34 EXPLODED VIEW ZP030 ZP060 ZP130 ...
Page 51: ...50 APPENDIX ...
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