Cornelius R-454C, Manual

Page: 95 / 111

Viper Installation, Service & Decommissioning Manual
Publication Number: 620073146SER
- 92 - © 2022, Marmon Foodservice Technologies Inc.
Syrup and Water Shutoff Solenoid Replacement
The syrup and water shutoff valves and solenoids are mounted on a single bracket, as shown in Figure 74. Perform the pro-
cedure in Table 77 to replace the valves.
Figure 74. View of Shutoff Solenoids w/ Access Panel Removed (2 Barrel Unit)
In Step 1 , disconnect electrical power from the unit. Failure to disconnect the power could result in serious injury, death, or equipment
damage
.
Table 77
Step Procedure
1 Disconnect power from the unit.
2 Disconnect and bleed the water and syrup lines to remove pressure from the system.
3 Remove the rear cover and side panels.
4 Remove the water and syrup lines from the input to the valves.
5
Remove the Wye tube from the output (top) of the valves by loosening the nuts
between the Wye and the check valves.
6
Remove the two (2) locknuts from the base of the assembly and remove it from the
unit.
7 Remove the check valve from the valve being replaced.
8 Install the check valve on the new valve and solenoid.
9 Remove the valve and solenoid from the mounting bracket and replace it.
10 Reverse the procedure to reinstall the bracket into the unit.
11 Reconnect power to the unit and test the system.
Syrup
Shutoff
Valves &
Water
Shutoff
Valves &
Solenoids
Solenoids
!
WARNING:
Wye
Nuts
Retaining
Check
Valves