Viking Pump TSM710: KE-LQE 4076/4176 - Manual (Page 4)

DaNger !
before opening any viking pump liquid
chamber (pumping chamber, reservoir,
relief valve adjusting cap fitting, etc.)
be sure:
1. That any pressure in the chamber has
been completely vented through the
suction or discharge lines or other
appropriate openings or connections.
2. That the driving means (motor, turbine,
engine, etc.) has been “locked out” or
made non-operational so that it cannot
be started while work is being done
on pump.
3. That you know what liquid the pump
has been handling and the precautions
necessary to safely handle the liquid.
Obtain a material safety data sheet
(MSDS) for the liquid to be sure these
precautions are understood.
failure to follow the above listed
precautionary measures may result in
serious injury or death.
DiSaSSeMbLy
1. Remove the head capscrews. Remove the head of the
pump. Do not allow the idler to fall from the idler pin.
To prevent this from happening, tilt the top of the head
back when removing. Avoid damaging the head o-ring.
If the pump is furnished with a jacketed head plate, it
will separate from the head when the capscrews are
removed. Avoid damaging the jacketed head plate
o-ring.
2. Remove the idler and bushing assembly.
3. Insert a length of hardwood or brass through the port
opening between the rotor teeth to keep the shaft from
turning. Straighten out the lock washer tab, and with a
spanner wrench remove the locknut and lock washer
from the shaft. Remove the length of hardwood or brass
from the port opening.
4. Loosen the two setscrews in the face of the bearing
housing and unthread the bearing housing assembly
from the bracket. The end of the bearing housing
contains the mechanical seal seat. Avoid damaging this
surface. See figure 4.
5. Remove the pair of half round rings under the inner
spacer collar from the shaft.
6. Remove the rotor/shaft assembly, being careful to avoid
damaging the seal faces and casing bushing.
7. Remove the rotating member of the mechanical seal
from the shaft only if the seal is to be replaced.
8. Remove the mechanical seal holder plate and stationary
member of the mechanical seal. Avoid damaging the
seal plate holder o-ring.
SECTION TSM 710 ISSUE D PAGE 4 OF 8
beariNg hOuSiNg aSSeMbLy - Ke/KKe
figure 4
beariNg hOuSiNg aSSeMbLy - LQe
figure 5
beariNg hOuSiNg
SeTSCreW
ShafT
OuTer
SPaCer
COLLar
OuTer
LiPSeaL
eND CaP
SeTSCreW
iNNer
LiPSeaL
iNNer
SPaCer
COLLar
haLf rOuND
riNgS
baLL beariNg
beariNg hOuSiNg
SeTSCreW
ShafT
OuTer
SPaCer
COLLar
OuTer
LiPSeaL
eND CaP
SeTSCreW
iNNer
LiPSeaL
iNNer
SPaCer
COLLar
haLf rOuND
riNgS
TaPereD rOLLer
beariNg