Page 1
OPERATING
INSTRUCTIONS
High-Speed Contact Griller
TX Series
355 East Kehoe Blvd. l Carol Stream, IL 60188
Tel: (630) 462-8800
l Fax: (630) 462-1460
Toll Free: 1-800-PCASTLE
Printed in 2000
Prince Castle Inc.
537-504
TABLE OF CONTENTS PAGE
Installation / Set-Up ..................................................... 2
Overlay Glossary .......................................................... 2
Operation & Programming ........................................ 2-3
Maintenance ................................................................. 4
Cleaning ........................................................................ 4
Diagnostic Troubleshooting ......................................... 5
Troubleshooting ............................................................ 5
Exploded View & Parts List ..................................... 6-7
Wiring Diagram ............................................................. 8
PRODUCT SPECIFICATION
Electrical
208 Volt 60 Hz. Single Phase
19.2 Amps 4000 Watts Max.
240 Volt 60 Hz. Single Phase
22.2 Amps 5325 Watts Max.
LIMITED WARRANTY
This product is warranted to be free from defects in
material and/or workmanship for a period of two (2)
years from date of original installation, not to ex-
ceed 30 months from date of shipment from our
factory. On location service will be covered for
a period of (1) one year from date of original
installation. Customer must provide proof of
purchase. (Travel charges are limited to 2 hours
travel time, 100 miles round trip. One trip per
repair) After one year the customer is responsible
for all trip charges, mileage, etc.
Any component which proves to be faulty in material
and/or workmanship will be replaced or repaired (at
the option of Prince Castle, Inc.) without cost to the
customer for parts or labor.
This warranty is subject to the following exceptions/
conditions:
l Any use of non genuine Prince Castle spare
parts voids this warranty. All service should be
performed by an Authorized Prince Castle Sevice
Agency, failure to do so will void this warranty.
l Damage caused by carelessness, neglect, and/
or abuse (e.g., dropping, tampering or altering
parts), equipment damaged in shipment, by fire,
flood or an act of God is not covered under this
warranty.
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Page 2
INSTALLATION
1. After you have removed the toaster from the
carton, inspect the unit for signs of damage. If there
is damage to the unit:
l Notify carrier within 24 hours after delivery.
l Save carton and packing materials for inspection
purposes.
l Contact the Prince Castle Customer Sales
Department at 1-630-462-8800 to arrange for
a replacement to be sent.
l Remove protective coating.
2. Verify that all parts have been received.
3. Locate toaster on a flat surface
4. Plug unit into the proper voltage receptacle.
OVERLAY GLOSSARY
ON/OFF Button: Turns Unit on and off.
SCAN UP/ACTUAL TEMP Button: When
pressed in run mode, display will show actual
platen temperature. In programming mode,
when pressed, will increase set point tempera-
ture.
SCAN DOWN Button: In programming mode,
when pressed will decrease the set point
temperature.
SET BUTTON: In run mode when pressed will
display the Set Point Temperature. In program
mode, when pressed, will store a new Set Point
Temperature.
OPERATION
1. Press On/Off Button, conveyor will begin to turn
and the display will read LO.
2. Once the toaster reaches its Set Point temperature
the display will read R D Y and the ACT LED will
be lit.
NOTE: When the toaster is turned OFF, if the platen is
above 450°F, the display will alternately indi-
cate COOL and OFF and the conveyor belt
motor will continue to run for up to 45 minutes
to protect the belt. When cooled sufficiently,
the display will go blank and the conveyor belt
motor will turn off.
2
PROG
ACT
SET
L O
PROG
ACT
SET
R D Y
PROG
ACT
SET
COOL
PROG
ACT
SET
O F F
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Page 3
2. Use the UP or DOWN buttons to adjust to the
desired setting. Press and release the SET button
to save the new setting and return to the operation
mode.
FAHRENHEIT AND CELSIUS SETTINGS
1. To switch the unit from Fahrenheit to Celsius,
press and hold the DOWN ARROW once you
release it the unit will switch to Celsius. To switch
from Celsius to Fahrenheit press and holdand
release the UP ARROW when you turn the unit
on.
BUN CRUSH SETTINGS
1. The toaster is designed to adjust for different cuts
of buns. The bun crush adjustment knobs are
located on both sides of the toaster. Right side
adjustment is for HEELS, and left side adjustment
is for CROWNS.
1=Thinnest Cut Crowns A=Thinnest Cut Heels
6=Thickest Cut Crowns F=Thickest Cut Heels
VIEW ACTUAL TEMPERATURE
1. When the toaster is at the proper operating tem-
perature, the display will always show RDY. To
view the actual temperature, press and release
either the UP ARROW or DOWN ARROW. The
display will show the actual platen temperature for
5 seconds, then switch back to RDY.
VIEW SET POINT TEMPERATURE
1. To view the Set Point Temperature, press and
release the SET Button. The LED next to the
ACT goes off and the LED next to SET comes
on, and the set point temperature will be displayed
for 5 seconds, then the display will change back to
RDY.
PROGRAMMING SET POINT TEMPERATURE
1. To change the set point temperature, press and
hold the SET button for 6 seconds. The LEDs
next to SET and PROG will flash and the current
set point temperature will be displayed.
3
PROG
ACT
SET
RDY PROG
ACT
SET
500
PROG
ACT
SET
RDY
PROG
ACT
SET
RDY
PROG
ACT
SET
500
PROG
ACT
SET
RDY
5 0 5
PROG
ACT
SET
PROG
ACT
SET
5 0 0
PROG
ACT
SET
RDY
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Page 4
4
CLEANING
DAILY
1 Teflon sheets should be rotated and cleaned on a
daily basis. NOTE: Do not use sharp objects to
clean Teflon sheets.
2. Wipe conveyor belt with a damp cloth on a daily
basis. Remove front cover/bun chute assembly to
access the conveyor belt. NOTE: Do not use sharp
objects to clean the conveyor belt.
MONTHLY
1. Conveyor belt should be removed and cleaned
thoroughly on a monthly basis.
2. Remove front cover/Bun Chute Assembly by pulling
up and off of the toaster and set aside.
3. Loosen thumbscrews and remove left side panel.
4. Press down on conveyor belt upper roller and lock
into position.
5. Release upper and lower locking latches from the
conveyor rollers.
6. Remove conveyor belt from the unit. It is easier to
remove the belt by turning it as you pull it from the
side.
6. Place belt on a flat surface, being careful not to
crease the loops.
7. Clean with hot soapy water and sponge, then let air
dry.
8. Reverse steps 2-5 to replace conveyor belt.
CONVEYOR BELT TRACKING ADJUSTMENT
The Conveyor belt tracking adjustment allows for
adjusting the conveyor belt if it slides too far to either
side of the conveyor. Adjustment screw is located on
the left side of the unit by the upper locking latch.
1. If the conveyor belt slides too far to the right, loosen
the nut, then turn the adjustment screw clockwise
to tighen, this will move the belt back to the center.
Tighten the nut to lock the adjustment screw into
place.
2. If the conveyor belt slides too far to the left, loosen
the nut, then turn the adjustment screw counter
clockwise to loosen, this will move the belt back to
the center. Tighten the nut to lock the adjustment
screw into place.
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Page 5
DIAGNOSTIC TROUBLESHOOTING
1. When the platen temperature drops 24° or more
below the set point temperature the display will
switch from RDY to LO and remain at LO until
the platen temperature reaches it original set point
temperature.
2. If the display remains at LO for 30 minutes you
should do the following:
l Check For an Open Relay.
l Check For an Open Platen (11.8 Ohms)
l Check For an Open Probe (1000 Ohms)
If any of these parts have failed, they should be
replaced by an Authorized Prince Castle Service
Agent.
3. When the platen temperature reaches 36°or more
above the set point temperature, the display will
switch from RDY to HI and remain that way
until the temperature of the platen drops within
the original set point temperature.
5
TROUBLE SHOOTING
PROBLEM CAUSE SOLUTION
Unit will not heat up. No power to unit. Ensure power cord is connected to
proper Receptacle and the power inlet.
Inoperable power cord. Replace power cord.
Loose connection on power switch. Tighten power switch connections.
Inoperable power switch. Replace power switch.
Unit heats up, but the Loose motor connection. Tighten motor connection.
conveyor does not run. Inoperable motor. Replace motor.
Stripped drive gear. Replace drive gear.
Buns under or over done. Check bun crush setting Adjust for proper compression
Verify set point temperature. Adjust set point for proper temperature.
Dirty Teflon Sheet. Clean or Replace Teflon Sheet.
PROG
ACT
SET
L O
PROG
ACT
SET
H I
PREVENTIVE MAINTENANCE
(MOTOR)
4. If the display remains at HI for 30 minutes you
should do the following:
l Check For an Open Relay.
l Check For an Open Platen (11.8 Ohms)
l Check For an Open Probe (1000 Ohms)
If any of these parts have failed, they should be
replaced by an Authorized Prince Castle Service
Agent.
To extend the life of the motor have a factory
authorized technician add 2-3 drops of 3 in 1 oil
on a monthly basis. OIL HOLE
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Page 6
EXPLODED VIEW AND PARTS LIST
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
15
14
34
35
36
37
38
39
40
41
42
PARTS LIST
Item Part Number Description
1 537-324 Front Cover
2 537-394 Bun Chute
3 537-330S Conveyor Assy.
4 537-338 Base Pad
5 537-320 Bottom Plate
6 537-373 Ramp Baffle
7 87-028S Motor
8 537-383 Retainer Bar Lower
9 537-398 Retainer Bar Upper
10 537-377S Teflon Sheet (Pkg. of 2)
11 537-333 LH Cover
12 537-395 Bun Crush Overlay
13 537-355 Bun Crush Adjustment Knob
14 537-298 Cam Bracket
15 537-379 Guide Bracket
16 537-329 LH Cam Shaft
17 537-300 LH Slide Plate
18 537-386 Adjustment Knob
19 537-385 Adjustment Nut
20 537-382 Conveyor Bracket
21 537-381 Conveyor Bracket
22 537-319 Ramp
Item Part Number Description
23 537-336 LH Upright
24 537-335 RH Upright
25 537-295S Platen
26 537-337 Insulation
27 537-296 Heater Housing
28 537-366 Heater Housing Plate
29 537-321 Rear Panel
30 537-332 RH Cover
31 537-396 Bun Thickness Overlay
32 537-355 Knob
33 537-343S PC Board & Overlay Assy.
34 537-328 RH Cam Shaft
35 537-299 RH Slide Plate
36 65-048S Heater Relay
37 537-341S Heater
38 537-340S Sprocket (14 Tooth)
39 421-072S Idler Sprocket
40 537-348S Sprocket (32 Tooth)
41 537-347 Idler Bracket
42 66-034 Strain Relief
* 72-190S Line Cord
* 537-312 Rubber Belt
* 65-056S Power Relay
* 537-388S Transformer Assy.
* Not Shown
6
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7
CONVEYOR ASSEMBLY EXPLODED VIEW
Item Part Number Description
1 537-351 Frame
2 537-354 Air Shield
3 537-349 Cross Brace
4 537-314 Lower Roller
5 537-370S Lower Bearing (Package of 2)
6 537-318S Lower Shaft (Short)
7 537-316S Lower Shaft (Long)
8 197-279 Pin
9 537-334 Slide Bracket
10 537-313 Upper Roller
11 537-315 Upper Shaft
12 537-317S Upper Bearing (Package of 2)
13 79-055S Washer (Package of 2)
14 81-017S Spring (Package of 2)
15 86-272S Cotter Pin (Package of 2)
16 69-011S Rivet (Package of 4)
17 76-640 Screw
PARTS LIST
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Page 8
WIRING DIAGRAM
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