Viper Service Manual
© 2008-2016, Cornelius Inc.
- 51 -
Publication Number: 621260373SER
COMPONENT REPLACEMENT
The following are procedures for servicing the major components of the Viper system.
B
ARREL
M
OTOR
S
EAL
R
EPLACEMENT
The barrel motor seal is typically replaced during the semi-annual preventative maintenance procedure. The seal
location is shown in Figure 40.
Figure 40. Front View Inside of Barrel w/ Faceplate off
Removing the Existing Seal
To remove the existing barrel seal, perform the procedure in Table 43.
Installing a New Seal
Perform the procedure in Table 44., Figure 41 and Figure 42 to replace the barrel seal with a new seal.
Table 43.
Step
Action
1.
Purge the barrel. See “Purging a Barrel” on page 31.
2
When purging is complete, disconnect power from the unit.
3
Open the relief valve on the front of the barrel to ensure that pressure is
released.
NOTE: Barrel pressure must be relieved before removing the face-
plate!
4
Remove the four (4) 3/4 in. nuts from the faceplate and slowly remove the face-
plate from the unit.
5
Carefully pull the blade assembly out of the barrel.
6
Remove any remaining product from the barrel.
7
Rinse and inspect the blade assembly and barrel for signs of wear (Replace if
necessary).
8
Remove the seal and spacer from the rear of barrel.
9
When old seal and spacer are removed, use a clean soft cloth to clean
between the motor shaft and the barrel to remove any remaining product.
Motor
Seal
Motor
Shaft
