22
DQU411-I2 OPERATOR’S MANUAL
513687 REV.2
Section 3: Maintenance
MAINTENANCE
P
A
R
T
S
TROUBLESHOO
TING
OPERA
TION
INTRODUCTION
1. Disassembly and Hose Cleaning
Turn the mix pump on and pull the tan house out of
the black cover clamp then turn the mix pump off .
B.3
Disconnect the wires from the low mix sensor.
B.1
B. Mix Pump Hose Cleaning
Any cleaning procedure must always be
followed by sanitizing before fi lling the
machine with mix.
NOTE
The mix pump is approved for CIP (clean-in-place). It
is thoroughly cleaned when the cleaning solution is
pumped through the machine.
WARNING
Hazardous Moving Parts
Revolving pump head can grab, mangle, and cause
serious crushing injury. Make sure the display shows
the freezing cylinders and pump are off . If they are
not, press the On/Off button and Pump button to turn
them off .
Hazardous Moving Parts
CAUTION
System Under Pressure
Never disconnect hoses from the machine or the pump
without fi rst opening the spigot to relieve pressure.
System Under Pressure
Turn the pump on and pull
down on the pickup end of the
tan hose until a few inches of
tubing is visible. The pickup
end is on the left side.
Then turn the pump off .
Loosen the clamp on the tan
hose and disconnect the hose
at the low mix sensor.
B.2
