Manual Diagnostic Menu - Cornelius VIPER 2 FLAVOR Service Manual

Viper Service Manual
Manual Diagnostic
Menu
Publication Number: 621260373SER
Step Action
Override Water Sole-
5
noid
6
Run the barrel motor
Complete the proce-
7
dure
The Manual Diagnostic menu, shown in Figure 27, is used for troubleshooting and
testing the system on a component basis. It allows the service technician to turn
individual components of the system on and off for troubleshooting purposes.
Pressing the BACK button returns the display to the Main menu and turns off all
the active loads.
This screen should only be used by qualified technicians to troubleshoot the
system.
POS LIGHTING OFF
MANUAL
COMPRESSOR #1 OFF
DIAG
HOT GAS SOL #1 ON
PRODUCT SOL #1 OFF
12:51P
CO2 VALVE #1 OFF
MAR 04
LLS VALVE #1 OFF
BACK ON OFF
Figure 27. Manual Diagnostic Screen
The items shown in Table 24 are for the first barrel in the unit only. The list includes
additional components with their related barrel number, i.e. Hot Gas Sol #2, etc.
!
CAUTION:
The compressor can suffer damage if it is allowed to run without either a hot gas
defrost or liquid line solenoid open. The software is designed to turn on the hot
gas solenoid for a barrel to prevent damage from occurring.
Display
POS LIGHTING This selection turns the Point-Of-Sale lighting on and off
COMPRESSOR #1 This selection turns the compressor on and off
This selection opens and closes the hot gas solenoid for
HOT GAS SOL #1
barrel 1
This selection opens and closes the product solenoids and
PRODUCT SOL #1
valves for barrel 1
This selection opens and closes the CO
CO2 VALVE #1
for barrel 1
- 38 -
Table 23
Procedure
Press the manual bypass on the water solenoid
and fill the barrel with plain water. Use the relief
valve on the faceplate of the barrel to relieve pres-
sure and completely fill the barrel.
Use the procedure in Table 22 to rinse the barrel.
Repeat the Purge procedure in Table 20 to empty
the barrel.
Table 24
Description
© 2008-2012, IMI Cornelius Inc.
solenoic and valve
2