Viking Pump TSM343.3: Vi-Corr Pumps - Manual (Page 14)

SECTION TSM 343.3 ISSUE F PAGE 14 OF 20
7. Slide the separation plate onto the alignment sleeves with the O-ring groove up and the side
notch positioned on the inlet side of pump. Place O-ring into O-ring groove.
RP-0724 and RP-0732 only. Lubricate bushings in the separation plate with oil or a compatible
liquid. Place drive pin or pins in the groove on driver shaft and slide the gear onto the shaft
over the pins. Install driven shafts and gears into the remaining bushing bore. The driven
gear should be attached to the shaft with drive pin or pins and snap rings. Slide the casing
onto alignment pins with the O-ring groove up and lubricate the gears. Place O-ring in the
O-ring groove.
NOTE: The gears and casing are matched sets and must be assembled in the pump
together.
8. Slide the separation plate with ports onto the alignment sleeves with the O-ring groove up.
The pump will require more than one pair of alignment sleeves as necessary. Lubricate
bushings in separation plates with ports with oil or compatible liquid. Install O-ring into the
O-ring groove.
9. Place drive pin or pins into the groove on the driver shaft and slide the gear onto the shaft
over the pins. Install the driven shaft and gears into the remaining bushing bore. The driven
gear should be attached to the shaft with the drive pin or pins and snap rings. Slide the
casing onto the alignment pins with the O-ring groove up and lubricate the gears. Place O-
ring in the O-ring groove.
10.Lubricate the bushings in head. Slide head onto the alignment sleeves with relief valve on
inlet side of the pump. If the pump is not equipped with a relief valve, assemble the head
with side flat on inlet side.
11. Install the 4 capscrews and tighten with a torque wrench to 25 ft-lbs.
12.Reassemble the relief valve, setting the adjusting screw to previous dimension. Place the
gasket onto the adjusting screw while tightening the locknut. Recheck dimension, install
second gasket on other side of locknut and install acorn nut.
13. Install the drive key into the drive shaft keyseat.