Part Number: 9290312 October/22/2018 37
Troubleshooting Charts
Prior to contacting Service please find the issue in one of the charts and perform the correction, if the issue is not listed or
persists then contact Service.
DISPENSING ISSUES
Problem Cause Correction
Coffee does not dispense Power Is there power to the unit? Plug in unit.
Product keg is empty Change out the product keg. See “Keg Change” on
page 21
Keg connectors not connected Check keg connectors. See “Keg Change” on page
21
Low / No Nitrogen pressure. Open Nitrogen tank valve, adjust pressure, or
change N
2
supply tank. See “Nitrogen Installation/
Replacement” on page 13
Nitrogen supply tank is empty Change out the Nitrogen supply tank. See
“Nitrogen Installation/Replacement” on page 13
Debris in in-line strainer/filter Clean filter. See “Clean In-line Strainer” on page
31
Product line is not primed Press the Prime/Clean button for one second to
prime system
Stuck in clean cycle Is Prime/Clean LED ON , press & hold till turns
OFF
Error mode, Prime/Clean button blinking See “Clearing Error Code” on page 20
Nitrogen Supply Tank OFF Turned OFF when tank was swapped/installed. Check Nitrogen tank. See “Nitrogen Installation/
Replacement” on page 13
Tank incorrectly shut OFF during keg change.
The coffee seems to be watery Is the cleaning / purge light button on Finish cycle & replace the product keg. See “Keg
Change” on page 21
The coffee is warmer than expected Verify the thermometer reads below 50°F Refer to refrigeration section checklist. See
“Controls/Programming/Settings” on page 19
and “Keg Change” on page 21
Coffee keeps leaking from the clear
drain hose
The nitrogenator tank relief valve is stuck open Close or replace.
There is a hissing sound coming from
the nitrogen tank
Regulator nut Tighten regulator nut. See “Nitrogen Regulator &
Tank Assembly” on page 13
Check for missing washer inside of regulator nut.
There is a puddle of product on the
floor
Drain tube Check to see of cabinet drain is in the floor drain.
See “N
2
Quick Disconnect & Drain” on page 33
The drain pan under the taps has
standing coffee
Pinched or clogged drain line Clean out drain line.
Replace drain line.
Product does not appear to be
nitrogenated
Nitro Coffee nozzle does not have diffuser
installed
Check cold brew nozzle to see if nozzles were
reversed. Nozzle with diffuser disc is intended to
be installed on the Nitro side of the tower.
Product flowing slow from valve Debris in nozzle Remove nozzle and clean. See “How to Remove
Nozzles” on page 26
Debris in filter Remove and Clean Filter. See “Clean In-line
Strainer” on page 27
Check Nitro pressure gauge Make sure pressures are set correctly. See
“Nitrogen Connections & Pressures” on page 14
and “Keg & Pump Regulators” on page 15
Nitrogen pump not running Call for service
If no other cause was found, the flow control
collar on valve may be out of adjustment
Call Service to have adjusted.
Foam dispensing from valve Cold brew temp above 45 degrees Attach keg of cold brew that is chilled to below
45°F. See “Keg Change” on page 21
Section 5
Troubleshooting
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