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Viper Installation, Service & Decommissioning Manual
Publication Number: 620073146SER
- 86 - © 2022, Marmon Foodservice Technologies Inc.
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 annual preventative maintenance procedure. The seal location is
shown in Figure 67.
Motor
Seal
Motor
Shaft
Figure 67. Front View Inside of Barrel w/ Faceplate off
Removing the Existing Seal
To remove the existing barrel seal, perform the procedure in Table 70.
!
WARNING:
In Step 2 , when purging is complete, disconnect electrical power from the unit. Failure to disconnect the power could result
in serious injury, death, or equipment damage.
Table 70
Step Action
1. Purge the barrel. “Purging a Barrel” on page 67
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 faceplate!
4
Remove the four (4) 3/4 in. nuts from the faceplate and slowly remove the faceplate 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.