Service manual

Lipton Brewed Iced Tea Training, Installation, & Service Manual
630460171 - 44 May 7, 2002
BAD TASTE • No extract.
• No sweetener.
• Poor water quality.
• Ratio setting wrong.
• Extract has exceeded shelf life.
• Not sanitized properly.
• Defective extract pump.
• Pump tubing past P.M. date.
• Check extract supply.
• Check supply lines.
• Check pump motor and tubing.
• Check BIB connector.
• Check BIB connector.
• Check sweetener supply.
• Check valve assembly.
• Check for restrictions.
• Check BIB pump and gas supply.
• Add or replace filter.
• Calibrate.
• Check for kinked extract tubing.
• Replace extract.
• Sanitize per procedure.
• Repair or replace pump.
• Replace tubing.
WON’T DISPENSE • Defective valve micro-switch.
•
No power to valve micro-switch.
•
Control board failure.
• Not in the run mode.
• Replace.
• With the wires disconnected, check
function of switch with Ohm meter,
check between the common and nor-
mally open terminals while activat-
ing switch.
• Replace switch.
• Check the signal voltage from the cir-
cuit board. There should be approxi-
mately 2.4 VDC signal voltage from
the board.
• Check supply 115V and 24V.
• Check board functions.
• Verify ready to run message.
WON’T GO INTO RINSE. • Low water temperature. • Heater not working.
• Unit will lock out the RINSE proce-
dure on low temperature if the tank
temperature is below 160
°F., the dis-
play will say, “Heating, please wait”.
In RUN mode, it will still dispense if
the water temp is below 160°F.
• Defective sensor.
• Overdrawn heater capacity.
Trouble Probable Cause Troubleshooting & Repair
Procedures