②
Attach the O ring to the bearing plate, Fit the bearing plate into the bearing case.
Pay attention to adjust the positions of the bearing plate hole and the bearing case plug hole as aligned.
③
Attach the O ring to the shaft and fit the shaft, bearing and the bearings wave washer into the bearing case.
Fit the bearing case cover with bolts(4pcs).
Attach the plug to the bearing case, the key to the shaft.
④
After finishing assembling all the parts, turn the shaft by hand to check whether the shaft moves stiffly or jerkily.
Gently shake the shaft tip right, left, up, and down to check the shaft for looseness.
3、Assembling the rotating parts 【rotating parts】
①
Attach the lifting eye, oil gauge(2pcs) and oil drain plug(2pcs)
to the mechanical seal case.
Attach the O ring(2pcs) to the mechanical seal case,
fit the back plate into the mechanical seal case,
and fasten with bolts(3pcs)
Attach the O ring to inside of the back plate (COM type),
insert the R(M) ring into the back plate.
②
Attach the O ring to inside of the shaft sleeve, insert to the shaft.
※ Insert the sleeve as thin part comes impeller side.
※ Before inserting the sleeve, properly remove dust and dirt from the shaft and sleeve.
③
Attach the mechanical seal in the order shown in the figure on the above.
※ Prevent dust and dirt from adhering to the sliding surface of the mechanical seal.
※ Be careful with the sliding surface of the mechanical seal; it is very fragile.
※ Put oil on the sliding surface to avoid seizing.
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Bearing case
Bearing plate
O ring
Bearings wave
Bearing case
Washer
Key
Plug
Sleeve
O ring
Mechanical seal
stator(small
)
Mechanical seal
rotor
Mechanical seal spacer
(PTFE
ring)
Mechanical seal
spring
Lifting eye
Mechanical seal
case
Back plate
Oil drain plug
Washe
Seal washer
R(M)ring
Oil gauge
O ring
O ring
(COM type)