N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Introduction
These ice machines are the result of years of
experience with flaked and nugget ice machines.
The latest in electronics has been coupled with the
time tested Scotsman flaked ice system to provide
reliable ice making and the features needed by
customers.
For The Installer: Remote Condenser ......... Page 11
The features include easily accessible air filters,
simple conductivity water level sensing, evaporator
clearing at shut down, photo-eye sensing bin
control and the ability to add options.
Maintenance: Scale Removal ............. Page 32
Maintenance: Check Top Bearing ........... Page 33
Service Top Bearing .................. Page 34
Check Gear Reducer Lubricant ............ Page 35
Maintenance: Sensors ................. Page 36
Service Diagnosis - Air Cooled ............. Page 37
Service Diagnosis - Water Cooled ...........
Service Diagnosis - Remote .............. Page 39
Service Diagnosis - Remote .............. Page 40
Service Diagnosis - Refrigeration System Failure . . . Page 41
Refrigeration System Pressures ............ Page 30
Maintenance ...................... Page 31
September 2009
Page 1
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Installation:
This machine is designed to be used indoors, in a
controlled environment. Operation outside the limits
listed here will void the warranty.
Air temperature limits
MinimumMaximum
o
Ice maker50
Remote
condenser
F.100oF.
o
-20
F.120oF.
Water temperature limits
MinimumMaximum
o
All models40
F.100oF.
Water pressure limits (potable)
MinimumMaximum
All models20 psi80 psi
The quality of the water supplied to the ice machine
will have an impact on the time between cleanings
and ultimately on the life of the product. Water can
contain impurities either in suspension or in
solution. Suspended solids can be filtered out. In
solution or dissolved solids cannot be filtered, they
must be diluted or treated. Water filters are
recommended to remove suspended solids. Some
filters have treatment in them for suspended solids.
Check with a water treatment service for a
recommendation.
RO water. This machine can be supplied with
Reverse Osmosis water, but the water conductivity
must be no less than 10 microSiemens/cm.
Potential for Airborne Contamination
Installing an ice machine near a source of yeast or
similar material can result in the need for more
frequent sanitation cleanings due to the tendency
of these materials to contaminate the machine.
Water pressure limit to water cooled condenser is
150 PSI
Voltage limits
MinimumMaximum
115 volt104126
208-230 60 Hz198253
Minimum conductivity (RO water)
•
10 microSiemens / CM
Water Quality (ice making circuit)
•
Potable
Most water filters remove chlorine from the water
supply to the machine which contributes to this
situation. Testing has shown that using a filter that
does not remove chlorine, such as the Scotsman
Aqua Patrol, will greatly improve this situation.
Warranty Information
The warranty statement for this product is provided
separately from this manual. Refer to it for
applicable coverage. In general warranty covers
defects in material or workmanship. It does not
cover maintenance, corrections to installations, or
situations when the machine is operated in
circumstances that exceed the limitations printed
above.
November 2009
Page 2
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Location:
While the machine will operate satisfactorily within
the air and water temperature limits, it will produce
more ice when those temperatures are nearer the
lower limits. Avoid locations that are hot, dusty,
greasy or confined. Air cooled models need plenty
of room air to breathe. Air cooled models must
have at least six inches of space on the left side for
air intake; however, more space will allow better
performance.
Airflow
Air flows into the front of the cabinet and out the
back. The air filters are on the outside of the front
panel and are easily removed for cleaning.
All models are the same width: 22 inches. All
models are the same depth: 24 inches.
Bin & adapter list:
B222S – no adapter needed
•
B322S – no adapter needed
•
B330P – Use KBT27
•
B530P – Use KBT27
•
B842S – Use KBT39
•
B948S - Use KBT38 for a single unit
•
B948S – Use KBT38-2X for two units side by
•
side
BH1100, BH1300 and BH1600 upright bins
•
include filler panels to accommodate a 22
inch wide ice machine. No adapter is
needed.
Dispenser compatibility
Only nugget ice models may be used with ice
dispensers. Flaked ice is not dispensable.
Options
Side air intake kits KPFSA223 or KPFSA227 for air
cooled models.
The standard machine will make ice until ice fills
the bin and blocks an infrared light beam inside the
bottom of the machine. A field installed kit is
available to adjust the ice level lower. That kit
number is KVS.
The standard controller has excellent diagnostic
capabilities and communicates to the user through
the AutoAlert light panel, seen through the front
panel. There is a field installed kit that can log data
and provide additional information when the front
panel is removed. That kit number is KSBU. A
similar kit adds network connectivity, and its
number is KSBU-N.
Bin compatibility
• ID150 – use KBT42, KVS, KNUGDIV and
R629088514
•
ID200 – use KBT43 and KNUGDIV and KVS
•
ID250 – use KBT43 and KNUGDIV and KVS
See sales literature for other brand model ice and
beverage dispenser applications.
Other Bins & Applications:
Note the drop zone and ultrasonic sensor locations
in the illustrations on the next pages.
Scotsman ice systems are designed and
manufactured with the highest regard for safety
and performance.
Scotsman assumes no liability of responsibility of
any kind for products manufactured by Scotsman
that have been altered in any way, including the
use of any part and/or other components not
specifically approved by Scotsman.
Scotsman reserves the right to make design
changes and/or improvements at any time.
Specifications and design are subject to change
without notice.
Note: Bin Top Cut-outs for
drop zone should include
ultrasonic sensor location
September 2009
Page 5
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Unpacking & Install Prep
Remove the carton from the skid. Check for hidden
freight damage, notify the carrier immediately if any
is found. Retain the carton for the carrier’s
inspection.
The machine is not bolted to the skid. If strapped
remove the strap.
Place on Bin or Dispenser
If reusing an existing bin, be sure that the bin is in
good shape and that the gasket tape on the top is
not torn up. Water leaks, not covered by warranty,
could result from a poor sealing surface. If
installing a remote or a remote low side, a new bin
is recommended due to the high cost to the user of
replacing an old bin when a remote system is on
top.
Install the correct adapter, following the directions
supplied with that adapter.
Panel Removal
1
2
1. Locate and loosen the two screws at the front
edge of the top panel.
Hoist the machine onto the adapter.
Note: The machine is heavy! Use of a mechanical
lift is recommended.
Position the machine on the bin or adapter. Secure
with straps from the hardware bag packed with the
machine, or those supplied with the adapter.
Remove any plastic covering the stainless steel
panels.
Note: The standard machine set up includes visible
on and off switches. Those can be covered up by
changing the bezel in the front panel’s trim strip. A
cover-up bezel is included with the hardware bag.
Remove any packaging, such as tape or foam
blocks, that may be near the gear reducer or ice
chute.
Level the bin and ice machine front to back and left
to right by using the bin leg levelers.
2. Pull the front panel out at the top until it clears
the top panel.
3. Lift the front panel up and off the machine.
4. Remove two screws at the front of the top panel.
Lift up the front of the top panel, push the top panel
back an inch, then lift to remove.
5. Locate and loosen the screw holding each side
panel to the base. Left side panel also has a screw
holding it to the control box.
6. Pull the side panel forward to release it from the
back panel.
Button Switch Bezel
To change bezels: Remove the front panel, and
refer to the instruction label on the inside of the
front panel. Push snaps of standard bezel in and
pull the bezel out of the front panel trim strip.
Locate other bezel. Push into the trim strip from the
front until it snaps into place. Return the front panel
to its original position and secure it to the cabinet
September 2009
Page 6
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Water
The water supply for ice making must be cold,
potable water. There is a single 3/8” male flare
potable water connection on the back panel. Water
cooled models also have a 3/8” FPT inlet
connection for the water cooled condenser. Chilled
water can also be used for this connection.
Drain
There is one ¾” FPT condensate drain fitting at the
back of the cabinet. Water cooled models also
have a ½” FPT discharge drain connection on the
back panel.
Tubing
Connect the potable water supply to the potable
water fitting, 3/8” OD copper tubing or the
equivalent is recommended.
Water filtration is recommended. If there is an
existing filter, change the cartridge.
Connect the water cooled water supply to the
condenser inlet.
Note: Do NOT filter water to the water cooled
condenser circuit.
Connect the drain tube to the condensate drain
fitting.
Potable
Water
Condensate
Drain
Air Cooled Plumbing
Condenser
Water
Connect the water cooled condenser drain tube to
the condenser outlet.
Do not Tee ice machine drains into the drain tube
from the ice storage bin or dispenser. Back ups
could contaminate and / or melt the ice in the bin or
dispenser.
Follow all local and national codes for tubing, traps
and air gaps.
September 2009
Page 7
Potable
Water
Condenser
Drain
Condensate
Drain
Water Cooled Plumbing
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Electrical
The machine does not include a power cord, one
must be field supplied or the machine hard wired to
the electrical power supply. The junction box for the
electrical connection is on the back panel.
Refer to the dataplate on the machine for minimum
Electrical power is connected to wires inside the
junction box in the back of the cabinet. Use a strain
relief and connect a ground wire to the ground
screw.
Do not use an extension cord.
circuit ampacity and determine the proper wire size
for the application. The dataplate (on the back of
Follow all local and national codes.
the cabinet) also includes the maximum fuse size.
Model
N0422A-122 x 24 x 23115/60/1Air
N0422W-1same111/60/1Water
F0522A-1same115/60/1Air
F0522W-1same115/60/1Water
N0622A-1same115/60/1Air
N0622W-1same115/60/1Water
N0622R-1same115/60/1Remote
N0622A-32same208-230/60/1Air
N0622W-32same208-230/60/1Water
F0822A-1same115/60/1Air
F0822W-1same115/60/1Water
F0822R-1same115/60/1Remote
F0822A-32same208-230/60/1Air
F0822W-32same208-230/60/1Water
N0922A-3222 x 24 x 27208-230/60/1Air
N0922W-32same208-230/60/1Water
N0922R-32same208-230/60/1Remote
N0922A-3same208-230/60/3Air
N0922R-3same208-230/60/3Remote
F1222A-32same208-230/60/1Air
F1222W-32same208-230/60/1Water
F1222R-32same208-230/60/1Remote
F1222A-3same208-230/60/3Air
F1222W-3same208-230/60/3Water
F1222R-3same208-230/60/3Remote
N1322A-32same208-230/60/1Air
N1322W-32same208-230/60/1Water
N1322R-32same208-230/60/1Remote
F1522A-32same208-230/60/1Air
F1522W-32same208-230/60/1Water
F1522R-32same208-230/60-1Remote
Dimensions
w"xd"xh"
Voltage
Volts/Hz/Phase
Condenser
Type
Min Circ
Ampacity
15.220
14.420
15.220
14.420
18.325
16.725
19.425
18.325
16.725
19.425
12.515
11.315
12.315
13.015
12.815
12.515
11.315
12.315
13.015
11.815
12.815
19.130
17.930
18.930
19.130
17.930
18.930
Max Fuse Size or HACR
Type Circuit Breaker
9.815
8.915
9.815
8.915
November 2009
Page 8
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Refrigeration - Remote Condenser Models
Remote condenser models have additional
installation needs.
The correct remote condenser fan and coil must be
connected to the ice making head. Liquid and
discharge tubing connections are on the back of
the ice machine cabinet. Pre-charged tubing kits
are available in several lengths to accommodate
most installations. Order the one that just exceeds
the length needed for the installation.
Note: A headmaster is required for all remote
condenser systems. Prior condensers did not have
a headmaster. New head / old condenser retrofits
can use headmaster kit KPFHM. See chart below
for applications.
Prior HeadPrior CondenserNew Head
NME654RERC101N0622R
The kit numbers are:
RTE10
•
RTE25
•
RTE40
•
RTE75
•
There are limits as to how far away from the ice
machine and where the remote condenser can be
located. See the next page for those limits.
The correct condenser must be used.
Ice Machine ModelCondenser Model
F0822R-1ERC111-1
F1222R-32, F1222R-3ERC311-32
N0622R-1, N0822R-1ERC111-1
N0922R-32, N1222R-3ERC311-32
N1322R-32ERC311-32
FME804RERC101F0822R
NME954RERC151N0922R
FME1204RERC151F1222R
NME1254RERC201N1322R
FME1504RERC201F1522R
Do not reuse condenser coils contaminated with
mineral oil (used with R-502 for example). They will
Locate the condenser as near as possible to the
interior location of the ice machine.
Keep condenser at least 2 feet from a wall or other
rooftop equipment.
Note: The location of the condenser is relative to
the ice machine is LIMITED by the specification on
the prior page.
Roof penetration. In many cases a roofing
contractor will need to make and seal the hole in
the roof for the line sets. The suggested hole
diameter is 2 inches.
Meet all applicable building codes.
Roof Attachment
Install and attach the remote condenser to the roof
of the building, using the methods and practices of
construction that conform to the
local building codes, including
having a roofing contractor secure
the condenser to the roof.
Do not connect the precharged tubing until all
routing and forming of the tubing is complete. See
the Coupling Instructions for final connections.
1. Each set of pre-charged tubing lines contains a
3/8” diameter liquid line, and a 1/2” diameter
discharge line. Both ends of each line have quick
connect couplings, the end without access valves
goes to the ice maker.
Note: The openings in the building ceiling or wall,
listed in the next step, are the minimum sizes
recommended for passing the refrigerant lines
through.
2. Have the roofing contractor cut a minimum hole
for the refrigerant lines of 2”. Check local codes, a
separate hole may be required for the electrical
power supply to the condenser.
Caution: Do NOT kink the refrigerant tubing while
routing it.
3. Route the refrigerant tubes thru the roof opening.
Follow straight line routing whenever possible.
Excess tubing may EITHER be coiled up INSIDE
the building OR cut out prior to connection to the
ice maker and condenser.
If the excess tubing is cut out, after re-brazing the
tubing must be evacuated prior to connection to the
ice maker or condenser.
If the excess tubing is to be coiled, spiral it
horizontally to avoid excess trapping in the lines.
5. Have the roofing contractor seal the holes in the
roof per local codes
Minimize
Outside
Tubing
September 2009
Page 12
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Coupling Instructions
The couplings on the ends of the pre-charged line
sets are self-sealing when installed properly.
Follow these instructions carefully.
These steps must be performed by an EPA
Certified Type II or higher technician.
Initial Connections
1. Remove the protector caps and plugs. Wipe the
seats and threaded surfaces with a clean cloth to
remove any possible foreign matter.
2. Lubricate the inside of the couplings, especially
the O-rings, with refrigerant oil. Oil packets are
supplied with Scotsman line sets.
3. Position the fittings on the correct connections
on the condenser and ice machine.
1/2" discharge
•
3/8" liquid line
•
Final Connections:
4a. Begin by tightening the couplings together by
hand until it is certain that the threads are properly
engaged.
loose in the refrigeration system. Note: As the
couplings are tightened, the diaphragms in the
quick connect couplings will begin to be pierced. As
that happens, there will be some resistance to
tightening the swivel nut.
4c. Continue tightening the swivel nut until it
bottoms out or a very definite increase in
resistance is felt (no threads should be showing).
Critical Step!
5. Use a marker or pen to mark a line on the
coupling nut and unit panel. Then tighten the
coupling nut an additional one-quarter turn. The
line will show the amount that the nut turns. Do
NOT over tighten.
4b. Then using two wrenches tighten the coupling
until it bottoms out or a definite increase in
resistance is felt.
It is important that ONLY the nut on the
pre-charged tube be turned, or the diaphragms will
be torn out by the piercing knives and they will be
September 2009
Page 13
6. After all connections have been made, and after
the receiver outlet valve has been opened (do not
open yet), check the couplings for leaks.
N0422, F0522, N0622, F0822, N0922, F1222, N1322, F1522
Air, Water or Remote Service Manual
Final Check List
After connections,
1. Wash out the bin. If desired, the interior of the
bin could be sanitized.
2. Locate the ice scoop (if supplied) and have it
available for use when needed.
3. Remote only: Switch on the electrical power. Do
not start the machine for 4 hours.
Final Check List:
1. Is the unit located indoors in a controlled
environment?
2. Is the unit located where it can receive adequate
cooling air?
3. Has the correct electrical power been supplied to
the machine?
4. Have all the water supply connections been
made?
Control Operation
Use and Operation
Once started, the ice machine will automatically
make ice until the bin or dispenser is full of ice.
When ice level drops, the ice machine will resume
making ice.
Caution: Do not place anything on top of the ice
machine, including the ice scoop. Debris and
moisture from objects on top of the machine can
work their way into the cabinet and cause serious
damage. Damage caused by foreign material is not
covered by warranty.
Power
Status
No
Water
Time to
Clean
On
Off
5. Have all the drain connections been made?
6. Has the unit been leveled?
7. Have all unpacking materials and tape been
removed?
8. Has the protective covering on the exterior
panels been removed?
9. Is the correct bezel installed in the trim strip?
10. Is the water pressure adequate?
11. Have the drain connections been checked for
leaks?
12. Has the bin interior been wiped clean or
sanitized?
13. Have any water filter cartridges been replaced?
14. Have all required kits and adapters been
properly installed?
There are four indicator lights at the front of the
machine that provide information on the condition
of the machine.
Indicator Lights:
•
Power
•
Status
•
Water
•
De-scale & Sanitize
Note: If the De-Scale & Sanitize light is ON,
following the cleaning process will clear the light for
another cleaning time internal.
Two button switches are at the front – On and Off.
To switch the machine OFF, push and release the
Off button. The machine will shut off at the end of
The controller uses indicator lights to provide the
user with information on Power, Status, Water or
Time to Clean. These are known as the AutoAlert
panel.
Additionally a 7 segment display is under the front
panel. It shows operational status or problem
codes.
The Power light is on Green anytime the machine
is supplied with electrical power.
The Status light is on Green when the machine has
been switched to the ice making mode. It will also
blink green if the unit has been equipped with an
optional Smart-Board AND the Smart-Board has
detected potential malfunction.
The Water light will blink Red if the water sensor
does not detect water.
The De-Scale / Sanitize light will glow Yellow when
the time to clean timer has reached its set time
since the last cleaning. It also blinks during the first
part of the cleaning mode.
September 2009
Page 16
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