Newco 872DS User manual

Part No. 803172 Issued 3-29-13 Rev 012015
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MODEL 872DS MODEL 873DS
MODEL 872NS MODEL 873NS
POST-MIX BEVERAGE DISPENSER
FOR USE WITH BAG-IN-BOX
The Post-Mix Beverage Series utilizes a venturi valve to mix the syrup with the water.
3650 New Town Blvd.
St. Charles MO, 63301
www.newcocoffee.com
636.925.1202
800.325.7867
MODEL #
WIDTH
DEPTH
HEIGHT
872DS
9.8
12.8
17.1
873DS
12.8
9.8
17.1
872NS
9.8
12.8
25.6
873NS
18
9.8
25.6
MODEL 873N
MODEL 872DS
MODEL 873DS

Part No. 803172 Issued 3-29-13 Rev 012015
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Installation
1. Carefully remove the dispenser from the
shipping carton.
2. Before attaching the waterline to the
dispenser, flush the waterline to re-
move any foreign particles that may
be in the line.
NOTE: It is advisable to use a lime, scale,
sediment, taste and odor purification char-
coal water filter where water quality is a
concern.
3. Connect waterline to inlet fitting on
rear of the dispenser. Fitting may vary.
4. Turn on the water source to the
dispenser.
5.Turn the yellow knob to the ON position
to allow water to flow through the urn.
Product Loading
1. Open the BIB along the perforated edges.
Pull out the dispensing spout.
2. Remove the cap from the spout.
3. Connect the QCD as shown to
dispensing spout. Scholle fitting screws
onto BIB.
Note: THE FITMENT MUST BE PUSHED
ALL THE WAY OUT SO THAT THE
WORD “OUT” IS EXPOSED ON THE
TOP OF THE FITMENT.
4. Place the QCD into the neck of the
dispensing spout at the ridge as
shown on the illustration.
Water
On
Water
Off
Ridge
OUT

Part No. 803172 Issued 3-29-13 Rev 012015
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5. Press QCD towards the dispensing
spout until it is flush with the
collar of the QCD.
6. The BIB should lie horizontally
• Avoid loops in the product line
• Use the minimum amount of
product line required.
• Check for air bubbles in the
product line to trouble shoot for
priming.
PRIME SYSTEM
7. After the BIB has been connected to
the QCD valve dispense
approximately 12 ounces of product.
8. Dispense another 8 ounces of
product and sample for taste. If
an adjustment is necessary refer to
taste calibration section page #7.
NOTE: Be sure there are no air
bubbles in the product line.
Cleaning Instructions
To clean and flush lines before connecting
BIB product to unit or when changing
product. Flush should be performed at least
once a week.
Note:
Cleaning requires the use of a
cleaning/flush adapter. An adapter may be
purchased from Newco Enterprises, Inc.
#320282 for QCD cleaning /flush adapter.
#120508 for Scholle cleaning/flush adapter.
A cleaning adapter can be made by taking
an empty BIB bag and cutting away as
much of the empty bag as possible. Wash
the remaining connector and further trim
off any remaining bag pieces if desired.
This is now your cleaning adapter. It will
allow the check valve in the connector to
stay open during the cleaning process.
Cleaning adapters may be saved for later
use.
1. Connect clean/flush adapter to QCD
or Scholle connector.
2. Place connector with adapter in
container of hot water.
3. Lock or hold faucet handle down
until clear water runs from faucet.
4. Remove adapter from connector.
5. Attach connector to new BIB.
FLUSH POSITION

Part No. 803172 Issued 3-29-13 Rev 012015
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1. Follow steps 1-3 of cleaning instructions on page #3
2. Shut off water supply valve on the back of the dispenser.
3. Open and close faucet handle to relieve system of water.
4. Remove nozzle from faucet and clean with a mild dishwashing soap and warm water.
Also clean the exposed area including sprayhead holes and oring. Replace nozzle after
cleaning.
5. Turn water supply on.
6. Prepare one gallon of food grade sanitizing solution *(200 ppm available chlorine) in
a suitable container per the sanitizer manufactures instructions. Use 100F water.
7. Place BIB connector into the sanitizing solution. Ensure connector is submerged to
bottom.
8. Place a large vessel under the faucet. Lock or hold faucet open until the container of
sanitizing solution is empty. DO NOT FLUSH UNTIL THE FOLLOWING
MORNING.
9. Flush by reloading the dispenser with concentrate. Lock or hold faucet handle down
until tea is dispensed from the faucet. Dispense three eight ounce servings and
discard.
* Sanitizing solution with 200 ppm available chlorine can be made by adding ½ ounce
(1 tablespoon) of regular household bleach (6% sodium hypochlorite solution) per
gallon of water.
WEEKLY SANITIZING
The Following Procedure Applies To Each Dispenser Head
BAG-IN-BOX

Part No. 803172 Issued 3-29-13 Rev 012015
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Do’s and Don’ts
OPERATION
1. Do fully activate faucet handle when dis-
pensing drinks.
2. Do clean & sanitize dispensing assembly
weekly.
3. Do keep dispenser primed with concentrate
at all times.
4. Do reload immediately when out of con-
centrate.
5. Do flush and clean lines regularly.
6. Don’t forget to clean & sanitize faucet seat
cup
7. Do follow all cleaning and sanitizing pro-
cedures, remove and store concentrate if
urn will not be used for an extended period
of time; ie: more than two days.
INSTALLATION
1. Do connect dispenser to a filtered waterline.
2. Do flush filters before connecting to dispenser.
3. Do sample finished drink before making adjust-
ments.
4. Do make very slight drink adjustments then sam-
ple.
5. Don’t forget to flush filters before installation.
6. Don’t forget to get sample approval from cus-
tomer.

Part No. 803172 Issued 3-29-13 Rev 012015
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TROUBLING SHOOTING
PROBLEM
CAUSE
CORRECTIVE ACTION
Difficulty priming dispenser.
1. Product adjustment screw
turned in too far.
2. Line blocked/kinked.
1. Turn adjustment dial ¼ turn
C’clockwise(weaker/
stronger) adjustment.
2. Check for kinks. Flush/
Replace lines.
Pulled faucet handle, no
product, no water.
1. Water supply not on.
1. Turn water supply on.
Drink too foamy or bubbly
1. Concentrate BIB empty.
2. Hole or tear in product
tubing prior to BIB
connection.
3. Loose syrup line connection.
1. Load new BIB
2. Replace tubing
3. Check syrup line
connections from check
valve.
Drink inconsistent
1. Handle not pulled fully
during dispense.
2. Low water pressure.
1. Pull handle fully when
dispensing.
2. Ensure minimum of 18 PSI
available.
Water only—no product
1. Concentrate BIB empty.
2. Product hose clogged.
3. Product hose kinked.
4. Check valve not seating.
5. Adjustment screw in too far.
1. Load new BIB.
2. Clean product hose or
replace.
3. Check for kinks.
4. Disassemble and clean check
valve.
5. Turn adjustment screw out
using adjustment dial.
Faucet dripping
1. Some dripping is natural
after dispense. Sustained
dripping may indicate faucet
seal issue.
1. If drips continue remove
nozzle to drain retained
liquid. Replace and observe.
2. Repair/Replace faucet.
Drink too weak
1. Adjustment screw in too far.
2. Check valve not seating.
1. Turn adjustment screw out
Weaker/Stronger adjustment.
2. Disassemble and clean
barbed elbow check valve.
Air bubbles in syrup
1. Loose tubing connection at
QCD or at check valve barb.
2. Worn O-ring on QCD
plunger.
3. Air in bag.
1. Ensure tubing is slid all the
way on to the QCD and
check valve barb.
2. Replace QCD.
3. Stand BIB upright, open
faucet handle and prime
syrup line until all air
bubbles are gone.

Part No. 803172 Issued 3-29-13 Rev. 012015
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Taste Calibration For Post-Mix Beverage Dispenser
Remove Top Cover.
Remove Product And
Hang Over Sides Of
Dispenser.
Loosen Screw, Slide Access Panel
Toward Front And Remove.
After Access Panel Is Removed
Adjustment Dials Are Accessible
From The Top Side.

Part No. 803172 Issued 3-29-13 Rev. 012015
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Rotate Dial Counter Clockwise For
Stronger Mixture Or Clockwise
For Leaner Mixture. Make small
adjustments(approximately 1 ½
points or 1/8 turn at a time.
Replace Access Panel and Tighten Screw
Replace Product, Syrup
Lines & Top Cover.
To Adjust Flow Rate Rotate
Adjustment Screw Clockwise To
Increase Or C’Clockwise To Decrease.
Flow Rate Should Be Approximately
One Gallon per minute.
View Is From Bottom.

Part No. 803172 Issued 3-29-13 Rev. 012015
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Part No. 803172 Issued 3-29-13 Rev. 012015
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#803172 Issued 3-29-13 Rev. 012015
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DIAL REMOVAL
Use 1.5mm hex wrench to remove dial knob. This wrench is supplied with
the unit. IMPORTANT: When removing the dial knob note the position of
the white indicator on the knob. Remove the dial plate after the dial knob is
removed. This area is now open for cleaning and troubleshooting.
When reassembling dial knob to shaft be sure that the white indicator is in
the same position as before. If factory orientation is lost turn the bare dial
knob shaft clockwise until it stops and position the dial as shown above.
Tighten setscrew.
1.5 mm Hex Wrench #803201
3mm x 5mm Setscrew #803200
Dial Knob #803118
Dial
Plate
White
Indicator