Antunes GST-3V User manual

P/N 1011320 Rev. G 02/19
®
Gold Standard Toaster
Owner’s Manual
Model GST-3V
Manufacturing Number:
9210874
IPX3
Rating
www.antunes.com CAUTION: Read the instructions before using the machine
Original Instructions

2
®
P/N 1011320 Rev. G 02/19
Important
Antunes reserves the right to
change specifications and product
design without Note. Such revisions
do not entitle the buyer to corre-
sponding changes, improvements,
additions or replacements for pre-
viously purchased equipment.
Important
Keep these instructions for future ref-
erence. If the unit changes ownership,
be sure this manual accompanies the
equipment.
Overview
This unit is intended to be used for
commercial applications, for example: in
kitchens of restaurants, canteens, hospi-
tals and in commercial enterprises such
as bakeries, butcheries, etc., But not for
continuous mass production of food.
Before Use
This manual contains safety, installation,
and operating procedures for the unit.
Read and understand it completely be-
fore installing or operating the unit. Keep
this document for reference. If the unit
changes ownership, this manual must
accompany it.
In Case of Damage
If the unit arrives damaged, le a claim
with the carrier immediately. Save all
packing materials when ling a claim.
Freight damage claims are the respon-
sibility of the purchaser and are not
covered under warranty.
Website
www.antunes.com
Service/Technical
Assistance
In Case of Damage
If any parts are missing or damaged,
problems with the installation or op-
eration of this product contact Antunes
Customer Service immediately at +1-
877-392-7856 (toll free).
Fill in the information in the next sec-
tion and have it ready when calling for
assistance. The serial number is on
the specication sticker located on the
system.
Equipment Information to
Save
Purchased from:
Date of purchase:
Model number:
Serial number:
Manufacturing number:
Authorized Service Agency
Name:
Phone No:
Address:
Table of Contents
Overview 2
Before Use 2
In Case of Damage 2
Website 2
Service/Technical Assistance 2
In Case of Damage 2
Equipment Information to Save 2
Authorized Service Agency 2
Safety Information 3
Installation 3
Maintenance 3
Service 3
Specications 4
Shipping Weight 4
Installation 5
Operation 5
Light/Dark Adjustments 5
Bun Compression Setting 5
User Mode 6
Manager Mode 6
Safety Features 7
Hi-Limit Control 7
Purging Buns from Toaster 7
Fault Messages 7
Error Codes 7
Daily Cleaning 8
Clean the Toaster and Belt Wraps 8
Examples of Damaged Belts 8
Quarterly Cleaning 9
Remove Belt Wraps & Clean Rollers 9
Annual Cleaning 10
Clean Fans & Electrical Housings 10
Troubleshooting 11
Replacement Parts 13
Exploded Views 15
Wiring Diagram 20
Limited Warranty 21

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®
P/N 1011320 Rev. G 02/19
Safety Information
Installation
yRead and understand all
instructions before installing
or using the unit.
yInstall this unit to comply with
the basic plumbing code of the
Building O󰀩cials and Code
Administrators, Inc. (BOCA)
and the Food Service Sanitation
Manual of the Food and Drug
Administration (FDA).
yInstall and locate the equipment
only for its intended use as
described in this manual.
WARNING
ELECTRICAL SHOCK HAZARD.
Failure to follow the instructions in
this manual could result in serious
injury or death.
Do not modify the power supply cord
plug. If it does not t the outlet, have
a proper outlet installed by a qualied
electrician.
Electrical ground is required on this
appliance.
Check with a qualied electrician if
you are unsure if the appliance is
properly grounded.
Do NOT use an extension cord with
this product.
The unit should be grounded accord-
ing to local electrical codes to prevent
the possibility of electrical shock. It
requires a grounded receptacle with
separate electrical lines, protected by
fuses or circuit breaker of the proper
rating.
NEVER unplug the power cord while
the unit is running. Use the proper
shutdown procedure before unplug-
ging the power cord.
Operation
yThe unit is furnished with
a properly grounded cord
connector. Do not attempt to
defeat the grounded connector.
yDo not operate the unit if it has
been damaged or dropped, if
it has a damaged cord or plug,
or if it is not working properly.
yDo not block or cover any
openings on the equipment.
yDo not immerse the cord,
unit, or plug in water.
yKeep the cord away from
heated surfaces.
yDo not allow the cord to hang over
the edge of a table or counter.
This appliance is not to be used
by persons (including children)
with reduced physical, sensory
or mental capabilities, or lack
of experience and knowledge
unless they have been given
supervision or instruction.
yChildren being supervised are
not to play with the appliance.
yBread may burn. Therefore
toasters must not be used
near or below curtains or
other combustible walls and
materials. Failure to maintain safe
operating distances may cause
discoloration or combustion.
Maintenance
yDo not use abrasive materials;
they can damage the unit’s
stainless steel nish.
yDo not use corrosive chemicals
in this equipment.
yChlorides or phosphates in
cleaning agents (e.g., bleach,
sanitizers, degreasers, and
detergents) can permanently
damage stainless steel
equipment. The damage is usually
in the form of discoloration,
dulling of the metal surface nish,
pits, voids, holes, or cracks.
This damage is permanent and
is not covered by warranty.
yAlways use a soft, damp cloth
for cleaning. Rinse with clear
water and wipe dry. When
required, always rub in the
direction of metal polish lines.
yRoutine cleaning should
be performed daily with
soap and water.
yRub o󰀨 nger marks and
smears using soap and water.
yDo not clean the unit with a
water jet or steam cleaner.
Service
yInspection, testing, and
repair of electrical equipment
must be performed only by
qualied service personnel.
yTo avoid possible personal injury
and/or damage to the unit, all
inspections, tests, and repair of
electrical equipment should be
performed by qualied personnel
ONLY. Contact Antunes Technical
Service for adjustment or repair.
yTurn the power o󰀨, unplug the
power cord, and allow unit
to cool to room temperature
before performing any
service or maintenance.
yIf the supply cord is damaged,
it must be replaced by the
manufacturer, its service
agent, or a similarly qualied
person in order to avoid
an electrical hazard.
yCleaning and user maintenance
shall not be made by children
without supervision.

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®
P/N 1011320 Rev. G 02/19
Specications
Model
No.
Width
(A)
Depth
(B)
Height
(C)
Height
(D) Volts Watts Hertz Plug Description
GST-3V
9210874
25"
(635
mm)
8 1/2"
(216 mm)
22 1/2" (572 mm)
(without Bun
Feeder)
30” (762 mm)
(with Bun
Feeder)
208/240 3300-
3840 50/60
NEMA 6-20P
20 Amp, 250 Volt
Non-Locking
Shipping Weight
GST-3V Series 125 lbs (34 kg)
D
A
D
C
B

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P/N 1011320 Rev. G 02/19
Installation
1. Remove unit and all packing mate-
rials from shipping carton. Included
with the unit is:
yBun Feeder
yOwner’s Manual
NOTE: If any parts are missing or
damaged, contact Antunes
Customer Service IMMEDI-
ATELY at [phone]
(toll free).
2. Remove all packing materials and
protective coverings from the unit.
3. Wipe the entire exterior of the
toaster and the accessories men-
tioned above with a hot damp cloth.
Allow to air dry
NOTE: Do NOT use a dripping wet
cloth. Wring out before use.
4. Attach the Bun Chute and Bun
Feeder.
5. Place the unit on a sturdy, level
table or other work surface.
6. Turn the power switch to o󰀨 (if it is
set to on).
7. Ensure the line voltage corre-
sponds to the stated voltage on the
specication label and power cord
warning tag.
8. Plug the power cord into the ap-
propriate power outlet. Refer to the
specication plate for the proper
voltage.
Figure 1. GST-3V
Operation
1. Turn the unit on and allow it to
warm up until USE appears in the
display
2. Drop product into the appropriate
lane on the Bun Feeder according
to Bun Feeder labels. Insert buns
with the cut side facing away from
the front of the toaster
3. Finished product drops into the bun
landing zone.
Light/Dark Adjustments
The light/dark value can be adjusted
when the unit is displaying “USE”. To
adjust the light/dark value, press the
LIGHTER or DARKER button. The
display will change to show the current
light/dark value.
NOTE: The default light/dark value
is d0.
Press the LIGHTER or DARKER but-
tons to change the light/dark value. The
adjustment range is L1-L9 and d0-d9. L9
is the lightest, d0 is the middle, and d9
is the darkest setting.
To save the light/dark value, press the
PROGRAM button or wait 5 seconds
until the screen displays “USE”.
NOTE: Adjusting the light/dark value
does NOT change the temper-
ature. It changes the speed of
the conveyors. The light/dark
value will reset to the default
value of d0 when the unit is
turnedo󰀨.
Bun Compression Setting
To set the bun compression setting:
1. Unlock the non-control side panel
and open the door.
2. Place the black knob on the cam as
shown in Figure 2
3. Turn the knob to the desired bun
compression setting. The recom-
mended setting is 4. See Figure 2.
4. Remove the black knob and place
it back in the holder on the inside of
the door.
5. Close and lock the side panel door.
To set the bun
compression,
turn the knob
until the desired
setting is in this
position.
In this example, the
compression is set
to 4 (recommended).
Figure 2. Compression Settings
TallProleBun
Feeder Shown
TallProleBun
Feeder Shown

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P/N 1011320 Rev. G 02/19
User Mode
User Mode allows an operator to view
the toaster settings but does not permit
any adjustments.
1. Press and hold the PROGRAM but-
ton for 5 seconds.
2. After 5 seconds, the display will
show the actual temperature of the
Rear Platen. Press the LIGHTER
button to toggle between the set-
point and actual temperature of the
Rear Platen Heater.
3. Press the PROGRAM button to
proceed to the Front Platen Heater
menu. The display shows the actual
temperature of the Front Platen.
Press the LIGHTER button to tog-
gle between the setpoint and actual
temperature of the Front Platen.
4. Press the PROGRAM button to
proceed to the Motor Menu. The
display shows the actual speed of
the motor. Press the LIGHTER but-
ton to toggle between the setpoint
and actual speed of the Motor.
5. Press the PROGRAM button to
view the most recent error. Pressing
the LIGHTER button will allow you
to scroll through the 10 most recent
errors, starting with the most recent
error.
6. Press the PROGRAM button to
proceed to the currently selected
voltage.
7. Press the PROGRAM button to
proceed to the days in operation.
8. Press the PROGRAM button to
proceed to the currently selected
temperature scale.
9. Press the PROGRAM button to pro-
ceed to the ambient temperature.
NOTE: The unit will exit User Mode
after 5 seconds of keypad
inactivity.
Manager Mode
Manager Mode allows an operator to
view and adjust the following settings:
yRear Platen temperature
yFront Platen temperature
yMotor speed
yMost recent errors
yCurrent selection: 208 or 240 volts
yDays in operation
(cannot be adjusted)
yTemperature units (Celsius
or Fahrenheit)
yAmbient temperature
(cannot be adjusted)
1. Turn the unit o󰀨.
2. Turn the power on while holding the
PROGRAM button.
3. The unit will display the Rear Platen
Setpoint Temperature. To adjust
this value, press the LIGHTER
or DARKER buttons to reach the
desired temperature.
NOTE: The recommended tem-
perature setting for the Rear
Platenis545°F(285°C).
4. Press the PROGRAM button
to proceed to the Front Heater
Setpoint Temperature. To adjust
this value, press the LIGHTER
or DARKER buttons to reach the
desired temperature.
NOTE: The recommended tem-
perature setting for the Front
Platenis545°F(285°C).
5. Press the PROGRAM button
to proceed to the Motor Speed
Setpoint Temperature. The
recommended setpoint is 43.
Adjust the Motor Speed Setpoint
by pressing the LIGHTER or
DARKER buttons to reach the
desired speed.
NOTE: The Motor Speed is adjustable
from 1-100. The recommend-
ed setting is 50.
6. Press the PROGRAM button to
proceed to the Errors section.
The unit will display the most
recent error code.
7. Press the PROGRAM button to
proceed to the Voltage setting.
Use the LIGHTER or DARKER
buttons set this value to the line
voltage for the power outlet used
by the unit. This will be either
208 or 240 volts.
8. Press the PROGRAM button to
proceed to the days in operation.
This value cannot be adjusted.
9. Press the PROGRAM button to
proceed to the Temperature units.
Press the LIGHTER or DARKER
buttons to change the tempera-
ture units between Fahrenheit
and Celsius.
10. Press the PROGRAM button to
proceed to the Ambient Tempera-
ture of the Control Compartment.
NOTE: The Ambient Temperature
value can be viewed but NOT
adjusted. Temperatures under
150°F (66°C) are acceptable.
11. Press and hold the PROGRAM
button to save any changes.
NOTE: The unit exits Manager Mode
after 30 seconds of keypad
inactivity.

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P/N 1011320 Rev. G 02/19
Safety Features
Hi-Limit Control
A Hi-Limit Control turns o󰀨 electrical
power to the heaters and control circuits
if the unit overheats. To reset the con-
trol:
1. Allow 10-15 minutes for the unit to
cool.
2. Locate the two Hi-Limit Controls on
the rear of the unit. Remove the two
black protective caps.
3. Press and release both buttons.
Reinstall the protective caps.
NOTE: If the Hi-Limit Controls require
continuous resetting, con-
tact your Antunes Technical
Service.
Purging Buns from Toaster
If buns get stuck in the toaster, press
and hold both the UP and DOWN arrow
buttons to increase the belt speed until
the buns are purged from the toaster.
Fault Messages
The unit displays fault messages when
there is a problem with the unit.
“Hi” ashes if the Rear Platen Heater
temperature is 30° F more than the set-
point or if the Rear Platen Thermocouple
is disconnected or open.
“PO” ashes if the incoming power
drops below 190 volts. The toaster shuts
down.
“StoP” ashes when the motor has
stopped for seven continuous seconds.
“SpEd” ashes when the motor speed
drops 25% below the Setpoint for 30
continuous seconds.
Error Codes
If any of the following Error Codes ap-
pear, turn the power o󰀨, allow the unit
to cool, and turn the power back on. If
the error repeats, contact your Antunes
Technical Service for assistance.
NOTE: ERR #1, 2 , 3, 5, 6, 7, and 30
to 51: Internal Error. Cycle
the power. If error persists,
replace the board.
Error Description
ERR 4 Invalid DIP Switch setting. The
only approved setting is (left to
right) up-down-up-up.
ERR 8 Motor running when it should be
o󰀨.
ERR 9 High Internal Temperature. “ERR
9” ashes when the control com-
partment ambient temperature
is more than 150° F (66° C). All
heaters shut o󰀨. The unit will not
restart until the control compart-
ment ambient temperature falls
below 140° F (60° C).
ERR
10
Shorted Rear Thermocouple.
ERR
11
Open Rear Thermocouple.
ERR
12
Shorted Front Thermocouple.
ERR
13
Open Front Thermocouple.

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P/N 1011320 Rev. G 02/19
Daily Cleaning
Clean the Toaster and Belt
Wraps
1. Turn the toaster’s power switch to
the o󰀨 position and it will enters a
cool-down mode. The conveyors
will continue to rotate during cool-
down mode for ease of cleaning
and the unit will automatically shut
down after 45 minutes
2. Using heat resistance gloves, re-
move the bun feeder and front and
rear conveyor covers.
NOTE: With proper maintenance Belt
Wraps can last six months or
longer depending upon prod-
uct and usage.
3. Carefully inspect the front conveyor
belt for tears or damaged snaps.
(See example images for of dam-
aged belts). Replace any damaged
Belt Wraps as needed.
4. If the front belt is in good condition,
spray a clean, damp towel with
an approved degreaser. Wipe the
front belt clean. Rinse the front belt
with a separate clean, damp towel
sprayed with an approved sanitizer
solution. Allow to air dry.
NOTE: The belt rollers will continue
turning while in cool-down
mode. This allows you to
clean the entire belt. Only
clean the belt where it is in
front of the Backing Plate to
avoid causing damage to the
belt. Repeat this step several
times if there is heavy carbon
buildup on the conveyor belt.
5. Carefully inspect the rear conveyor
belt for tears or damaged snaps.
(See example images of damaged
belts). Replace any damaged Belt
Wrap as needed.
6. If the rear belt is in good condition,
spray a clean, damp sanitized towel
with Sink Detergent solution. Wipe
the rear belt clean. Rinse the rear
belt with a separate clean, damp
sanitized towel. Allow to air dry.
NOTE: The belt rollers will continue
turning while in cool-down
mode. This allows you to the
entire belt.
NOTE: Only clean the belt where it is
in front of the Backing Plate
to avoid causing damage to
the belt.
7. Wash, rinse, and sanitize the bun
feeder and conveyor covers in a 3
compartment sink. Allow to air dry.
8. Reinstall the clean front and rear
conveyor covers.
9. Clean the outside surfaces of the
toaster with clean, damp sanitized
towel sprayed with an approved
stainless steel cleaner. Rinse with
a clean, damp sanitized towel and
allow to air dry.
Examples of Damaged Belts
If the belts are torn and folded, replace
the belts.
If the belts are missing snaps and are
damaged, replace the belts.

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P/N 1011320 Rev. G 02/19
Quarterly Cleaning
Remove Belt Wraps & Clean
Rollers
1. Turn the toaster’s power switch to
the o󰀨 position. The toaster enters
a cool-down mode and will auto-
matically shut down when complete.
Unplug the power cord.
NOTE: Wait for the cool-down period
to complete before unplug-
ging the power cord.
2. Remove the bun feeder using heat-
resistant gloves.
3. Remove the front and rear conveyor
covers by lifting up and away from
the unit. Set the compression knob
to 7.
4. Unlock the lock on the left side
panel with a athead screwdriver
and open the panel. Set the bun
compression knob to 7.
5. Push down on the front and rear
belt rollers and move them away
from the center of the toaster. Use
both hands. This removes tension
and locks the rollers in place.
Loose Loose
Figure 3. Loosening the conveyor
rollers
6. Lift the upper belt frame lock. Then
rotate down so it rests on the cam-
shaft of the rear belt roller.
7. Pull down the lower belt frame lock.
This provides access to the front
and rear belt rollers and belts.
8. Carefully remove both of the belts
from the toaster.
9. Wipe all four rollers and backing
plates with a clean, damp sanitized
towel. Make sure to remove all
debris from the rollers and the back-
ing plates so they are as clean as
possible.
10. Use a dry cloth towel or nylon-bris-
tled brush to remove all debris from
both side compartments, inside of
the toaster, and underneath the
rollers.
Upper
Conveyor
Lock
Lower
Conveyor
Lock
Figure 4. Conveyor locks
Rear
Belt
Wrap
Main Belt Wrap
Figure 5. Belt Wraps
Tense Tense
Figure 6. Conveyor rollers under
tension
Upper Belt
Frame Lock
Lower Belt
Frame Lock
Figure 7. Belt frame locks
Install Belt Wraps
1. If you are installing the existing belt
wraps, inspect the belts. Replace
belt wraps if worn or damaged. If
the belt wraps are in good condition
put them back on the toaster.
2. For new or existing belts, wipe
both sides of the belts with a clean,
damp sanitized towel. Allow to air
dry.
3. Slide the belts gently over the
appropriate top and bottom roller.
Make sure the belt lines up properly
on the rollers. The snaps on the
belts should face the inside of the
roller.
4. Lift up the front and rear belt roller.
Use both hands. This will add ten-
sion and lock them in place.
5. Lift the lower conveyor lock to lock
the rollers into place.
NOTE: Lift up on the camshaft of the
rear conveyor roller while lift-
ing the conveyor lock.
6. Lift the upper belt frame lock and
lock in place on the conveyor as-
sembly. Set the compression knob
to 4.
7. Close the side panel and lock the
lock using a athead screwdriver on
the side panel.
8. Re-install the front and rear convey-
or covers so they lock into place.
9. Re-install the bun feeder and bun
stop onto the top of the unit.
10. Plug in the power cord and turn the
unit on.

10
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P/N 1011320 Rev. G 02/19
Annual Cleaning
Clean Fans & Electrical
Housings
1. Turn the toaster’s power switch to
the o󰀨 position. The toaster enters
a cool-down mode and will auto-
matically shut down when complete.
Unplug the power cord.
2. Remove the bun feeder and set
aside.
3. Remove the top two screws from
the control housing cover and
slowly lower the cover.
Figure 8. Accessing the top cooling
fan
4. Remove any debris or dust from the
cooling fan with a small brush. Wipe
away any debris with a clean, dry
towel Inspect the electrical compart-
ment for crumbs and debris. Clean
out all crumbs and debris using a
clean, dry towel or nylon bristled
brush. Be careful not to disrupt any
of the electrical wiring.
5. Slowly close the control housing
cover. Reconnect with the screws.
6. Remove the screws from the bot-
tom plate on the rear of the unit and
slowly lower the cover.
Figure 9. Accessing the rear cooling
fan
7. Remove any debris or dust from the
cooling fan with a small brush. Wipe
away any debris with a clean, dry
towel. Inspect the electrical com-
partment for crumbs and debris.
Clean out the crumbs and debris
using a clean, dry towel or nylon
bristled brush. Be careful not to
disrupt any of the electrical wiring.
8. Close the bottom plate and re-install
the screws.
9. Reattach the bun feeder. Plug in the
power cord, turn the power on, and
test the unit before returning it to
service.

11
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P/N 1011320 Rev. G 02/19
Problem Possible Cause Corrective Action
Control Display ashes
FPLt continuously. Buns
not toasting properly.
Front Platen temperature is below 545
F (285 C).
Allow the unit to warm up for 30 minutes and then
recheck. If the Control Display still ashes FPLt, contact
your maintenance person or Antunes Technical Service
for service.
Failed front Platen Thermocouple. Contact your maintenance person or Antunes Technical
Service for service.
Failed Control Board
Control Display ashes
rPLt continuously. Buns not
toasting properly.
Rear Platen temperature is below 545°
F (285° C).
Allow the unit to warm up for 30 minutes and then
recheck. If the Control Display still reads rPLt, contact
your maintenance person or Antunes Technical Service
for service.
Failed Rear Platen Thermocouple. Contact your maintenance person or Antunes Technical
Service for service.
Failed Control Board.
Control Display ashes Er 9
continuously.
Control Compartment ambient tempera-
ture is above 150° F (66° C)
Verify side vents on toaster are unblocked and not near
other heating appliances. If problem persists, contact
your maintenance person or Antunes Technical Service
for service.
Failed Cooling Fan.
Failed Control Board
Control Display Flashes
FSSr continuously. Buns
Burn.
Failed Front Platen Solid State Relay. Contact your maintenance person or Antunes Technical
Service for service.
Failed Control Board.
Failed Front Platen Thermocouple.
Control Display ashes
rSSr continuously. Buns
Burn.
Failed Rear Platen Solid State Relay. Contact your maintenance person or Antunes Technical
Service for service.
Failed Control Board.
Failed Rear Platen Thermocouple.
Control Display ashes Er
13 continuously. Buns not
toasting properly.
Loose Front Platen Thermocouple con-
nection on Control Board or the Front
Platen Thermocouple is open.
Re-secure the Front Platen Thermocouple to the Control
Board. If the Control Display still reads Er 13, check the
front Thermocouple for continuity. Contact your mainte-
nance person or Antunes Technical Service for service.
Failed Control Board.
Control Display ashes Er
11 continuously. Buns not
toasting properly.
Loose Rear Platen Thermocouple con-
nection on Control Board or the Rear
Platen thermocouple is open.
Re-secure the Rear Platen Thermocouple connection
to the Control Board. If the Control Display still reads Er
11, check the Rear Thermocouple for continuity. Contact
your maintenance person or Antunes Technical Service
for service.
Failed Control Board.
Control Display ashes Er
12 continuously. Buns not
toasting properly.
Shorted Front Platen Thermocouple to
ground.
Disconnect and re-secure the Rear Platen Thermocou-
ple connection to the Control Board. If the Control Dis-
play still reads Er 12, check the Rear Thermocouple for
continuity. Contact your maintenance person or Antunes
Technical Service for service.
Failed Control Board
Control Display Flashes Er
10 continuously. Buns not
toasting.
Shorted Rear Platen Thermocouple to
ground.
Re-secure the Rear Platen Thermocouple connection
to the Control Board. If the Control Display still reads Er
10, check the Rear Thermocouple for continuity. Contact
your maintenance person or Antunes Technical Service
for service.
Failed Control Board.
Control Display ashes
StoP.
Mechanical bind in one or both convey-
ors.
Enter “user mode” to check the motor speed. Check
both conveyors for mechanical binds. Test the motor.
Replace necessary parts. Contact your maintenance
person or Antunes Technical Service for service.
Worn or damaged Ball Bearings.
Drive chain or sprockets damaged.
Failed Motor.
Failed Control Board.
Control Display ashes
SpEd.
Mechanical bind in one or both convey-
ors.
Enter “user mode” to check motor speed. Check both
conveyors for mechanical binds. Replace necessary
parts. Contact your maintenance person or Antunes
Technical Service for service.
Worn or damaged Ball Bearings.
Conveyor chains loose or damaged.
Drive chain or sprockets damaged.
Troubleshooting

12
®
P/N 1011320 Rev. G 02/19
Problem Possible Cause Corrective Action
Crowns and/or Heels must
be forced into the toaster.
Buns sticking and burning.
Silicone Belts not cleaned properly. Clean Silicone Belts as described in the Maintenance
section of this manual.
Silicone Belts are not tack/sticky to the
touch (replace every 2-4 months).
Clean Silicone belts. If the Silicone Belts are too worn,
replace them as described in the Maintenance section
of this manual.
Silicone Belts are dirty, worn, or dam-
aged (replace every 2-4 months).
Clean or replace Silicone Belts as described in the
Maintenance section of this manual.
Buns do not meet specications. Contact your bun supplier.
Buns not toasting ad-
equately.
Compression Setting is incorrect. Use the recommended setting of 4.
One of the Conveyor top shafts is stuck
in the lower lock position.
Inspect positions of the shafts as described in the Main-
tenance section of this manual.
Either both Upper/Lower Conveyor
locks are not properly locked in place.
Inspect the proper position of the locks as described in
the Maintenance section of this manual.
Buns do not meet specications. Contact your bun supplier.
Motor settings are incorrect. Verify that the motor setting is set to 4000 as described
in the Programming section of this Manual.
Compression side door will
not close.
Either both Upper/Lower Conveyor
Locks are not properly locked in place.
Inspect the proper position of the locks as described in
the Maintenance section of this manual.
The lock on the Compression Side Door
is in the locked position when trying to
close the door.
Turn the lock to the unlocked position before closing the
door.
Fan is making an unusual
sound.
Failed Cooling Fan. Verify vents on toaster are unblocked and not near other
heating appliances. Clean fans as described in the
Maintenance section of this manual. If problem persists,
contact your maintenance person or Antunes Technical
Service for service.
Cooling Fan is dirty and needs to be
cleaned.
Control Display ashes
F-HL continuously. Buns
are not toasting properly.
Front Hi-Limit Control is tripped. Allow the unit to cool and reset the Front Hi-Limit Con-
trol. If it trips again, contact your maintenance person or
Antunes Technical Service for service.
Control Display ashes
r-HL continuously. Buns are
not toasting properly.
Rear Hi-Limit Control is tripped. Allow the unit to cool and reset the Rear Hi-Limit Con-
trol. If it trips again, contact your maintenance person or
Antunes Technical Service for service.
Control Display is blank. Power Cord is not plugged in. Plug the Power Cord into the appropriate outlet. Turn
the toaster on. If the Control Display is still blank,
contact your maintenance person or Antunes Technical
Service for service.
Circuit Breakers turned o󰀨 or tripped.
Damaged electrical outlet, plug, or
Power Cord. Power Switch damaged.
Reset Circuit Breakers. If they trip again, check the
Power Cord, Plug, and outlet for damage. Contact your
maintenance person, Antunes Technical Service, and
Electrician for service.
Faulty Transformer. Replace Transformer.
Conveyors not turning. Damaged or missing Roller Tensioner(s) Adjust or replace the Roller Tensioner(s).
Conveyor Belt is stretched. Chain is
skipping on shaft.
Measure and adjust the Conveyor Belt Chain as de-
scribed in the Maintenance section of this manual.
Motor Drive Chain is detached from
sprockets.
Reinstall the Drive Chain.
Drive Chain needs lubrication. Lubricate Drive Chain with Lubit-8 (P/N 2140152).
Failed Drive Motor. Contact your maintenance person or Antunes Technical
Service for service.
Troubleshooting (Continued)

13
®
P/N 1011320 Rev. G 02/19
Item
No. Part # Description Qty.
1 0021815 Weldment, Back Plate Adj. Platen 1
2 0021837 Weldment Drive Roller Adj. Platen 1
3 0021838 Weldment Drive Roller Main
Platen 1
4 0021839 Weldment, Idler Main Platen 1
5 0021840 Weldment, Idler Adjust. Platen 1
6 0021848 Back Conveyor Cover 1
7 0021852 Weldment, Crown Plate 1
8 0021853 Weldment, Fixed Platen Frame 1
9 0021855 Weldment Adj. Platen Frame 1
10 0021884 Weldment, End Housing Rod
Support 1
11 0100277 Platen, Club 208V, 90W 1
12 0100281 Adj. Platen Assembly 1
13 0400290 Insulator, Electrical 2
14 0400418 Push In Grommet 1
15 0400427 Insulation, Main Platen 1
16 0503359 Bracket, Relay 1
17 0504320 Spacer 0.781 x 1.125 x 0.06” 10
18 0504321 Spacer 0.503 x 0.69 x 0.06” 2
19 0506144 Plate Tensioner RH 2
20 0506161 Bracket, Bearing LH 2
21 0506162 Bracket, Bearing RH 2
22 0506163 Bracket Tensioner 2
23 0506167 Bracket, Bearing 2
24 0506174 End Cover Bottom 1
25 0506198 Spacer, .625” OD x .218” ID x
.075” Thick 2
26 0506291 Bracket, Tensioner End Housing
Rear 1
27 0506292 Bracket Tensioner End Housing
Front 1
28 0506475 Retainer Idler 1
29 0506477 Fan Bracket 1
30 0506498 Plate, Heel Platen 1
31 0506500 Cover, Adj. Platen 1
32 0506510 Support Bracket, LH 1
33 0506514 Cover Fixed Platen 1
34 0506518 Front Cover Door 1
35 0506524 Insulation Plate 1
36 0506525 Support Bracket, RH 1
37 0506526 Housing Door 1
38 0506530 Plate Tensioner, LH 1
Item
No. Part # Description Qty.
39 0506531 Plate Tensioner, RH 1
40 0506676 Motor Plate 1
41 0506691 Cam Bracket, RH 1
42 0506692 Cam Bracket, LH 1
43 0600143 Spring, Compression Setting 2
44 0600156 Spring, Camp Adjustment 2
45 0600157 Spring, Chain Tension 2
46 0600158 Spring, Roller Tensioner 4
47 1001502 Label, Cam LH 1
48 1001504 Label, Cam RH 1
49 1001505 Label, Control 1
50 2120213 Spacer, Frame & Platen, LH 2
51 2120214 Spacer, Adjustable Frame RH 2
52 2120216 Spacer Upper Locking Plate Front 1
53 2120217 Spacer, Upper Locking Plate RH 1
54 2120221 Spacer, 0.69 x 0.503 x 0.359 2
55 2120224 Sleeve Bearing .50” OD x 3.75”
LG 2
56 2120233 Spacer .252 ID x .5 OD x .925 LG 4
57 2120236 Spacer .118 THK. .204 IT X .625
OD 2
58 2120237 Spacer .185 THK .204 ID X .625
OD 2
59 2150294 Chain, Drive 1
60 2150312 Sprocket, 25B14 .498” Bore 2
61 2150316 Sprocket, 25B12 3/8” Bore 1
62 2150340 Cam Shaft 1
63 2150347 Cam 2
64 3250160 Spacer .17ID x .43 OD x .03 THK 3
65 4051018 Thermocouple Type K Open end
80” LG 1
66 7000500 Motor, 230 V 1
68 7000777 Bearing, Single Groove SS 8
69 7000810 Thermocouple Type K Open end
80” LG 1
70 7000872 Flanged Bearing 2
71 7000928 1/3 Belt, Crown
72 7000929 Full Belt, Main Belt
73 7000930 2/3 Belt, Heel/Club
75 7000965 Assy., PCB, GST-3V 1
76 7001017 Contactor, 2 Pol N.O. 1
78 7001143 Relay Random Phase Solid State
-50A 2
79 7001144 Thermostat Hi-Limit 700° F 2
80 7001145 Transformer, 240 VAC / 12 VAC 1
81 7001289 Bun Feeder - Tall Prole 1
82 7001354 Front Door Cover Assy Kit 1
83 7001440 Fan, Axial - 203V 1
84 7001524 Bracket, Chain Tensioner 1
85 7001528 Varistor Board 1
86 7001609 Terminal Block 1
Replacement Parts
Parts List
(See Exploded Views for more information)
Note
Use only genuine Antunes replacement parts in this unit. Use
of parts other than those supplied by the manufacturer will void
the warranty.

14
®
P/N 1011320 Rev. G 02/19
Item
No. Part # Description Qty.
87 7001611 Handle, Pocket Pull Snap In 4
88 7001651 Sprocket, 215B18., 1/2” Bore 2
74 7001931 Kit, Belts
89 05P6083 Spacer .075 THK .203 ID x .312
OD 8
90 300P123* Ring, Retaining External 1
91 304P105* Nut, hex ‘KEPS’ #4-40 1
92 306P130* Nut, hex ‘KEPS’ #6-32 Small
Pattern 1
93 308P102* Washer, Int. Tooth #8 1
94 308P115* Screw, Mach. #8-32 x .318” 1
95 308P143* Nut, hex ‘KEPS’ 8-32 1
96 308P145* Nut Hex Acorn #08-32 Low Crown 1
97 308P157* Screw, Tap 8-32 x 3/8” LG 1
98 308P164* Scr. Mach #8-32 x 1” LG SL-
TRSHT S/S 1
99 308P193* Screw, Mach. #8-32 x 1/14”
SLTFLTHD 1
100 310P110* Screw, Mach #10-32 x 1/2” 1
101 310P146 Insulation, Fiber Glass, Club
Platen 1
102 310P146* Nut, Hex ‘KEPS’ #10-32 1
103 310P187* Screw, Set #10-32 x 3/8 Hex
Socket Cone 2
104 310P188* Socket Head Cap Screw 1
105 310P213* Screw, PHPNHD #10-16 x 3/14” 1
106 310P214* Screw, Hex #10-32 x 1/2” 1
107 325P176* Screw, Flange Hex Head Cap 1
108 325P193* Screw, Hex Head, #1/4-
20x1.375”, SS 1
109 325P194* Screw, Hex Head #1/4 - 20 x
2.00” SS 1
110 331P101* Nut, Hex 5/16 - 18 1
111 331P103* Shoulder Bolt 3/8 x 1” 1
112 331P106* Lock Washer 1
113 310P140* Washer Flat #10 10
114 310P123* SCR,MACH #10-24 X 1/2 4
115 310P102* Washer, Lock #10 8
*Available in packages of ten (10).

15
®
P/N 1011320 Rev. G 02/19
Exploded Views
106
106
106
1
36
98
93
98
93
98
93
98
35
15
106
106
31
32
12
4
5
8
108
108
109
109
55
51
47
63
44
23
50
50
51
55
96
96
43
3
2
9
93
NOTE: See page 19 for detail
62
77
81

16
®
P/N 1011320 Rev. G 02/19
82
102
107
26 67
17 90
20
39
28
28
38
108
108
109
53
52
102
23
23
21
17
67
17
97
87
24 10
100
27
6
34
87
Exploded View (Page 2)

17
®
P/N 1011320 Rev. G 02/19
21
17
17
68
68
22
102
102
22
20
46
19
19
90
54
18
88
60
60
70
111
45
84
111
96
64
59
70
61
106
40
66
104
110112
110112
28
Exploded View (Page 3)

18
®
P/N 1011320 Rev. G 02/19
97
105
83
79
80
92
16
78
78
94
86
69
65
99
56
41
28
44
63
48
96
103
43 96
108
56
92
91
85
76
91
75
49
37
97
87
95
29
ExplodedView(Page4)

19
®
P/N 1011320 Rev. G 02/19
11
7
57
58
101
1
115
115
115
115
114
114
114
114
113
113
113113
113
113
113
113
89
89
89
89
89
89
89
89
13
13
113 & 102
102 & 113
(2X)
106
106
106
106
106
106
106
106
25
25
Exploded View (Page 5)

20
®
P/N 1011320 Rev. G 02/19
Wiring Diagram