Belshaw Brothers TG 50 Operator`s manual
Contents
1. M N selfie St kaal aka afa NINNIN DR42 0048 MICROSWITCH EP 18 24 0116 THERMOSTAT EP18 24 0250 AIR HEATING COIL 240 V EP18 24 0516 WATER HEATER ASSY 240 V EP 18 24 1002 DOOR ASSY GL100 0086 INFINITE CONTROL 240V FEB 28203 ORIG DWG ECR 4465 R3 2 28 2003 Belshaw Bros Inc 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1 7 16EN 3 SK 1258 R5 REC QTY PART NUMBER DESCRIPTION THERMOGLAZE 905 0242 7 8 HD SPRING PIN 1 8 DIA X 7 8 LG 1 1 2 ID SUCTION HOSE SPIRILITE 58 5 FT 905 0408 58 LG TNGG 0034C DRIVE GEAR COVER O RING TRANSER SHAFT TRANSFER SHAFT DRIVE BELT 2EA TNGT 0082 ORANGE TRAY GRIP Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 38 MN 1716EN Thermoglaze 50 TROUBLESHOOTING GUIDE IMPINGER CTI SYMPTOM POSSIBLE CAUSE EVALUATION Oven fan will not run Incoming Power Supply Check breakers reset if required Check power plug to be sure it is firmly in the receptacle if applicable Measure the incoming power call Power Co if needed Oven Fan Fuses o Amp Check and or replace Fuse Holder Check and or replace High Limit Thermostat Check for voltage on both sides of the switch Control Box Note High Terminals are normally closed If open reset and Limit not used in ovens test oven for proper operation If thermostat and S N 30003522. hermoglaze Model TG 50 Operator s Manual For Serial Number W04060001 on Belshaw Bros Inc 1750 22nd Avenue South Seattle WA 98144 4590 Phone 206 322 5474 e Fax 206 322 5425 Toll Free 1 800 578 2547 Email service belshaw com e http www belshaw com Congratulations on buying a new Thermoglaze from Belshaw Bros Inc Please inspect the unit carefully for damage or missing pieces immediately after receiving your system Belshaw cannot pay for shipping damage because the freight company has accepted the machine from Belshaw in good condition and 1s responsible for its safe delivery For your protection each crate should be inspected before signing the Bill of Lading to report any visible damage caused by the trucker in transit and account for the number of crates EQUIPMENT RECORD Please provide the information below when you correspond with us about your machine Purchased by Installed by Date of Installation Model number Serial number 0805 MN 1716EN Belshaw Bros Inc 1750 22nd Avenue South Seattle WA 98144 4590 Phone 206 322 5474 e Fax 206 322 5425 Toll Free 1 800 578 2547 Email service Qbelshaw com e http www belshaw com Contents 1 Unloading and Uncrating 1 Identification 2 3 Installation 4 Assembly 5 5 Operation 8 6 Cleanin 9 Maintenance 22 7 8 Troubleshooting 23 9 Appendix 27 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 32
3. Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 19 23 Pull the drive coupling back and line it up with the conveyor drive shatt Ki T RRA h a a 28 Set the heat shield on top of th Sta E P e Oven We Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 20 MN 1716EN Thermoglaze 50 29 Slide the heat shield over the oven Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 21 Maintenance The ThermoGlaze 1s engineered to need little maintenance By keeping the system clean the equipment will last for years The only maintenance that 1s required 1s the following When cleaning the donut system check all rubber gaskets for wear and replace when necessary Check for wear on impellers of the glaze pump replace when necessary DO NOT spray machine with water or cleaning agents to clean Only wipe main unit off with damp cloth Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 22 MN 1716EN Thermoglaze 50 Troubleshooting Call Belshaw Bros at 206 322 5474 or 800 578 2547 One of our customer support representatives will be happy to help you When you call please specify the following Following 1s a troubleshooting chart to help you identify and
4. TIME DELAY RELAY 1 Remove control box cover 2 Remove wires from relay and mark wires for reinstallation CAUTION Resistor should be jumpered across terminals 2 and 3 on some of the early models SN 3000352 and below this jumper was installed across terminals 1 and 3 which may cause failure of the timer Correct when replacing timer 3 Remove screw and replace relay 4 Reassemble in reverse order and check operation NOTE Do not overtighten mounting screw as this could damage timer RELAY CONTACTOR 1 Remove control box cover 2 Remove wires and mark wires for reinstallation 3 Remove four 4 mounting screws and replace contactor 4 Reassemble in reverse order and check operation TRANSFORMER CONVEYOR Remove control box cover 2 Disconnect wires from primary and secondary of transformer Mark wires for reinstallation 23 blue 208V connection 24 red 240V connection NOTE Wire nut one not being used 3 Remove two 2 mounting screws and replace 4 Reassemble in reverse order and check operation CONVEYOR DRIVE MOTOR 1 Remove conveyor see Installation and Operations Manual 2 Remove screw from center of coupling sleeve assemby and slide coupling assembly off motor shaft 3 Remove control box cover 4 Disconnect motor leads and mark wires for reinstallation and conveyor direction 5 Remove four 4 motor mounting screws and replace motor 6 Reassemble in reverse order and check operation NOTE Check
5. 3002167 8 Below n Columnating Plate 2 UR S N 3002167 8 Below DL 369445 Finger Cover Upper Right S N 3002167 amp Below E 369441 Finger Cover Lower Right S N 3002167 amp Below oo F O 369439 Columnating Plate 4 LR SIN 3002167 8 Below GL 369435 AirDuctPanel Lower GI T M o o vo 3698373 Receptacle Snap n________________ WW EA keg o A 3698945 Control Panel A 36 Knob Contrl oz 36 32 Switch On Off 0 AA 369449 Temperature Control Pot Assembly BB 369433 Potentiometer Control Conveyor S N 3000480 8 Below 369468 Potentiometer Control Conveyor S N 3000481 8 Above DD 36 48 Cover Panel Assembly Left Finger Cover S N 3002168 amp Above 4 required Facia 1 12 Minute Bake Time ooo 370096 Facia2 24MinuteBakeTime O O o op 870018 Facia 1 24 Minute Bake Time OO 370097 Screw10 32x DISIN lt x lt November 1999 43 COUNTER TOP IMPINGER GENERAL 1300 SERIES PARTS BLOW UP FINGER ASSEMBLY SN 3002168 AND ABOVE November 1999 44 COUNTER TOP IMPINGER CONTROL COMPARTMENT 1300 SERIES LETTER PIN DESCRIPTION 369378 Cooling Fan S N 3000400 8 Above B 5369428 FingerGuard SIN 3000399 8 Below 369531 Finger Guard S N 3000400 8 Above ooo 369464 Conveyor Control S N 3000481 to 3007663 ooo Except Models 1301 5 1302 5 1304 5 13085 3
6. ZON Y A A Temperature A j A gt A Adjustment F y r a ad af le L AA d gt at e a d an a f A i be a d ER wf j d e J Hi ora r Li Speed Control Adjustment Speed control cook time adjustment Turn on the oven and allow it to heat for 30 minutes Put a glaze screen on the conveyor chains that run through the oven With the oven in operation time the leading edge of the screen as 1t enters the oven until the leading edge just leaves the exit end of the oven Adjust the potentiometer until the desired time speed 1s found To increase the cook time turn the potentiometer clockwise To decrease the cook time turn the potentiometer counterclockwise The factory setting for cook time for the TG50 is 1 Ya minutes Temperature Adjustment Measure the temperature from the lower baffle on the exit end of the oven Place a thermocouple in the hole located on the baffle 3 row from the outside 3 hole from the back side of the oven Note The back side of the oven has a fan motor extended from 1t Adjust the temperature by rotating the potentiometer located to the right of the speed control clockwise increases the temperature and counterclockwise decreases the temperature The factory setting 1s 400 F Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 26 MN 1716EN Thermoglaze 50 Appendix 9 Final Assembly Drawing TNG 2011 Part
7. and mark wires for reinstallation Remove four 4 acorn nuts holding oven back assembly and remove Remove main fan Note location approximately 3 16 from back wall on motor shaft Remove heating element Remove five 5 screws from inner back assembly and lift off Loosen two screws on air pump hub and slide off shaft Note location for reinstallation approximately 3 64 clearance from back wall Reinstall in reverse order and check operation Allow 30 minute preheat and verify that fan is not rubbing NOTE Be certain to replace Insulation seal each time oven back Is removed MAIN FAN MOTOR PORN a 9 Remove six 6 acorn nuts holding motor cover and remove Disconnect motor capacitor and heating element and mark wires for reassembly Remove four 4 acorn nuts holding oven back assembly and remove Remove heating element See heating element removal Remove main fan NOTE position See fan removal Remove five 5 screws from inner back and separate Remove air pump assembly NOTE location Remove four 4 screws from motor mount pedestal and lift motor and pedestal off outer back assembly Remove four 4 nuts from front motor studs and remove mounting pedestal 10 Reassemble in reverse order and check operation November 1999 42 NOTE Be certain to replace insulation seal each time oven back is removed COUNTER TOP IMPINGER GENERAL 1300 SERIES LETTER P N DESCRIPTION BL 369442 Finger Housing SIN
8. below will not hold and control box temperature is not exceeding 140 F 60 C replace thermostat and insure good wire connections 20 Minute Time Delay Check for supply voltage at terminal 1 to ground on the 20 minute timer If no voltage is present trace wiring back to power supply If voltage is present at terminal 1 check for supply voltage at terminal 2 to ground If no voltage is present and the oven fan switch is closed replace the 20 minute timer Check continuity of coil Check for power to relay coil Visually check for contact pull in and contact condition Check for voltage across relay terminals Check for opens shorts or grounds WITH POWER OFF Turn fan blade to check for locked rotor Capacitor Check for opens shorts or grounds WARNING Capacitor has a stored charge discharge before testing No main fan cool 20 Minute Timer Check for supply voltage at terminal 2 and 3 while down main fan is running Turn off fan switch and supply voltage should continue to be present for 20 min at terminal 2 Replace as needed Main fan continues to 20 Minute Timer NOTE On Off operation of fan switch will reset timer run after cool down to 20 minutes If timer is accidentally reset turn off main breaker to cancel If voltage continues to be present at terminals 2 and 3 after 20 minutes verify fan switch contacts have opened replace timer as needed No control box Fan Switch WITH POWER OFF Close switch and
9. check for cooling continuity across switch terminals 20 Minute Timer See Main Fan Motor will not run Cooling Fan Check for voltages at the fan motor if present replace defective fan motor November 1999 31 COUNTER TOP IMPINGER Temperature Control Board Thermocouple Sensor Temperature Set Potentiometer Hi Limit Thermostat Oven Cavity Air Pressure Switch Heating Element Relay Heater Element Check if main oven fan is working If not refer to Oven Fan Will Not Run Check for voltage input at the board Turn the temperature adjustment knob to the maximum temperature position and check for voltage at the load terminal If present and unit is not heating refer to Air pressure switch for next check If no voltage is present proceed Check terminals wiring and proper location of the sensor bulb lt must be in its spring holder located in the inside rear lower right hand corner viewed from front behind Finger 4 The thermocouple is a type J and has one red lead Neg and one white lead Pos WITH POWER ON AND THERMOCOUPLE LEADS ATTACHED TO THE TEMPERATURE CONTROL BOARD Measure the D C millivolt output of these leads Refer to thermocouple chart in Section D for proper readings If these readings are not achieved replace the thermocouple Disconnect the potentiometer leads from the board Place ohm meter test leads on the blue and green pot leads Reading should be 1 K ohms Place meter leads
10. high Place meter leads on red and white lead Rotating the pot slowly from low to high the meter reading should show an even transition from 0 to 50 K ohms 10 There should be no dead or opens spots throughout the rotation of the pot Check all three 3 leads to ground There should be no continuity to ground If any of the above checks fail replace the pot Conveyor Control Check for 24 VAC input to the control board at terminals Board J4 and J5 If not present check wiring back to control transformer if voltage is present at J4 and J5 check the VDC output at terminals J2 amp J3 0 18 VDC If 24 VAC is present at J4 and J5 but VDC is not present at J2 amp J3 replace board Conveyor Gear Motor If D C voltage is present at J2 and J3 and the motor does not run first check the mini breaker 7Amp Check the leads to the motor for evidence of any shorts or opens and each lead to ground If the motor fails the above tests replace motor Conveyor Check for any mechanical misalignment or improper adjustment also check for worn bearings A conveyor belt that is too tight will cause excessive bearing wear and sometimes irregular speed varying or intermittent unsteady contact Power Company and replace as needed Conveyor Control Check for steady D C voltage output from conveyor control If D C voltage output is unsteady check conveyor potentiometer See Speed Adjustment Potentiometer under Conveyor
11. one other materials are spilled Materials spilled large bucket of glaze and turn on the glaze on the floor may cause serious injury and loss pump of life e To swing the glaze trough back turn off glaze pump lift up on the mount slightly and rotate to the trough to the rear Optional Equipment See Figure 4 3 Conveyor will automatically start when Thermoglaze reaches operating temperature Do not operate glazer without glaze or water in the pump Doing so may cause permanent damage to the pump Donut screens are hot after coming out of the glazer and will burn you if you grab them without the handles e After the donuts have been in the Thermolizer for at least 20 minutes 60 minutes for filled product turn on glazer Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 8 MN 1716EN Thermoglaze 50 Cleaning 6 Daily TG Cleaning Instructions Disassembly 1 Allow the Thermoglaze to completely cool All material must under 130 2 Pump the unused glaze back into a bucket 3 Disconnect the TG from power 4 Remove the glaze trough ia e e 8 Disconnect the conveyor drive coupling i r al 6 Remove the glazer drain tray Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze MN 544EN 9 9 Remove the conveyor assembly through 12 Lift up on the outfeed
12. power 2 Open Electrical Enclosure 3 Turn glazer speed control clockwise 4 Close Electrical Enclosure Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 24 MN 1716EN Thermoglaze 50 THE PUMP MOTOR WILL NOT RUN Possible Causes What To Do The connection of the power cord to the power Make sure the power cord 1s fully plugged in to a source 1s faulty proper power source The circuit breaker has been tripped 1 Disconnect from power 2 Open electrical enclosure 3 Reset circuit breaker 4 Close electrical enclosure THE FILL HOSE IS LEAKING Possible Causes What To Do Fill hose 1s leaking at the connection Hose bracket needs adjusting or tightening Fill hose 1s leaking near the pump Check for missing or damaged o ring Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 25 Calibration Procedure for Temperature and Cook Time on the Thermoglaze Model TG50 Turn off power to the TG50 before removing any access covers This procedure should be performed only by qualified service technicians Remove the electrical box cover on the oven to access the temperature and speed control adjustment potentiometers The following 1s a A 1 r MN j 1 nr f ii T T L Wo photo of the location of the adjustment potentiometers for the temperature and cooking time for the Belshaw TG50 Thermoglaze d
13. solve some basic problems WARNING Disconnect the machine from the power source before disassembling repairing or wiring e The model name of the machine e The serial number of the machine e The voltage phase and hertz cycle of the machine This information can be found on the small rectangular data tag plate CAUTION NOTE If you perform repairs yourself or have them performed by anyone other than Belshaw See page 31 of the Maintenance Appendix for Bros or a service technician authorized by oven troubleshooting Belshaw Bros you do so at your own risk Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 23 CONVEYOR WILL NOT MOVE Possible Causes What To Do Oven not to correct temperature yet Wait until the oven comes to temp and the ready light comes on Conveyor is jammed Check for obstruction in conveyor and remove Motor circuit breaker is tripped Push the black circuit breaker reset at bottom of oven control panel GLAZER WILL NOT PUMP GLAZE Glazer motor is not running Check to make sure the motor is running See Pump Motor Will Not Run Glazer pump impellers are worn 1 Disconnect power 2 Replace impellors GLAZE IS MISSING THE DONUTS ON ONE SIDE OF THE GLAZE SCREEN Glazer or glaze trough is not level Adjust level of glaze trough by moving set collar Glaze pump is running too slow 1 Disconnect from
14. to insure coupling and conveyor shaft are aligned NOTE Starting with SN 3000481 all conveyor drives will be a closed loop system The drive motor assembly will include a hall effect sensor board and magnet No calibration required SIN 3000480 and Below Check calibration of conveyor control board See Conveyor control board calibration SIN 3000481 and Above Attach correct magnet to conveyor motor assembly November 1999 37 COUNTER TOP IMPINGER ASSEMBLY OF MAGNET TO MOTOR FOR OVENS WITH 1 12 MINUTE CONVEYOR DRIVE SYSTEM 1 Apply 1 or 2 drops of adhesive supplied to magnet Mount magnet on motor shaft Be sure to keep adhesive away from motor bearings Note Use magnet marked 8 FOR OVENS WITH 1 24 MINUTE CONVEYOR DRIVE SYSTEM 1 Apply 1 or 2 drops of adhesive supplied to magnet Mount magnet on motor shaft Be sure to keep adhesive away from motor bearing Note Use magnet marked 16 CONVEYOR CONTROL BOARD REPLACEMENT Remove control box cover Disconnect and mark all wires from the control board Remove two 2 screws from mounting bracket at rear wall and remove assembly Depress nylon clips and remove circuit board from mounting bracket Reassemble in reverse order and check operation SERIO CONVEYOR CONTROL BOARD CALIBRATION S N 3000480 AND BELOW NOTE S N 3000481 amp ABOVE NO CALIBRATION REQUIRED Remove control box cover Connect digital meter to A amp A With conveyor running at maximum speed a
15. transformer secondary If no voltage is present replace transformer Speed Adjustment This is a 5K ohm potentiometer WITH POWER OFF Potentiometer Remove the leads from the motor control board at terminals P1 P2 P3 With a digital meter check the ohm reading across the red and black leads This reading should be 5K ohms 10 as the pot is rotated from low to high Place meter leads on red and white lead Rotating the pot slowly from low to high the meter reading should show an even transition from 0 to 5K ohms 10 There should be no dead or open spots throughout the rotation of the pot Check all three 3 leads to ground There should be no continuity to ground If any of the above checks fail replace the pot Conveyor Control Board Check for 24 VAC input to conveyor control If no voltage is present trace wiring back to transformer If voltage is present at L1 and L2 check for D C output at terminals A and A If there is AC voltage input but no D C voltage output replace conveyor control board Conveyor Gear Motor If there is D C voltage output from the conveyor control but the motor does not run check the mini breaker 0 7 Amp Check motor leads for opens shorts or continuity to ground If motor fails above test replace motor Conveyor Check conveyor drive coupling to be sure that it is tight Also check to see that coupling is engaged with conveyor drive shaft Check for any mechanical misalignment or impr
16. upper finger housing and the outfeed end of the oven slide it to the rear of the oven disengaging it from the mounting bracket 10 Turn the end cover latches counterclockwise 11 Remove the end covers 14 Pull the finger assembly off the duct on the back of the oven and remove it Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 10 MN 1716EN Thermoglaze 50 mmm a wech in e ee P a 1 l l e li a r 15 Lift up on the outfeed lower finger assembly and remove it 16 Lift up on the infeed upper finger a assembly i d A8 E s k i 20 Lift up on the outside end of the upper air duct 17 Slide the infeed upper finger assembly to panel the rear of the oven Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 11 deeg A Fas l 22 Lift up on the outside end of the lower air 25 Oven with all parts removed duct panel A ma 7 gt E Ki 26 Insert flat tip screwdriver into finger 23 Remove the lower air duct panel assembly if it cannot be removed by hand Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 12 MN 1716EN Thermoglaze 50 27 Remove the finger cover 30 Remove the lower glaze hose clamp and gasket 29 Loosen the lower glaze hose clamp 3
17. 2 Lift the glaze reservoir and remove fee S R Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 13 36 Remove the glaze pump cover and O ring _ s m Si P All i r va 35 Remove unscrew the 4 glaze pump cover 38 Insert a flat tip screw driver into the slot to wing nuts loosen the pump body if it can not be removed by hand Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 14 MN 1716EN Thermoglaze 50 40 Remove the impellers from the pump body Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 15 Cleaning 1 Hand wash all parts of the oven and glazer with warm soapy water 2 Do not use caustic cleaners on oven parts 3 You may use an approved oven cleaner on the stainless steel finger cover only see step 27 of Disassembly 4 Do not use oven cleaner on any other part of the oven or glazer 5 Do not hose spray down any part of this 2 Install the drive gear impeller Line up machine the flat on the shaft with the flat in the impeller PSN body and parts CAUTION 6 Glaze pump Failure to properly clean or lubricate glaze pump may cause damage to the pump gear impellors Assembly NOTE Lubricate the pump body shaft o ring and gear impellors with food gra
18. 2 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN Ill Preface The operator of the Thermoglaze 1s expected to behave safely read this manual before operation and follow its instructions and warnings Study the instructions and warnings in this manual carefully before operating the equipment A thorough understanding ot how to install maintain and safely operate the Thermoglaze will prevent production delays and injuries Prior operation of the equipment before reading and understanding the instructions in the manual will void the warranties of the equipment To use the Thermoglaze safely heed the following warnings and all other warnings that appear in this manual e To avoid damaging the Thermoglaze never use force to assemble disassemble operate clean or maintain it Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 IV MN 1716EN Thermoglaze 50 Unloading and Uncrating DO NOT LIFT EXCESSIVE WEIGHT Once the crate has been delivered immediately take the covers off the crate and inspect for hidden damage If damage 1s found please see the above information to make a damage claim to the shipping company After inspection cut the banding and remove any other restrains from the Thermoglaze unit Remove the banding and other packing material from the Thermolizer unit Roll the Thermolizer carefully off the skid first and move it near the area where it will be a
19. 22 5425 MN 1716EN Thermoglaze 50 TNG 2011 THERMOGLAZE ASSEMBLY Thermoglaze 50 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 MN 1716EN 30 TNG 2011 THERMOGLAZE ASSEMBLY REF WIRING DIAGRAMS TNG 4008 DOM TNG 4010 CE EXPORT 1PH TNG 4012 CE EXPORT 3PH ZN NOTES S 1 APPLY SILICONE SEAL BETWEEN FRAME amp FRONT COVER ALSO BET ENCLOSURE TOP MOUNTING HOLE amp FRAME 2 TNGG 1010 EXTENDED GLAZE PUMP ASS Y WILL WORK AS AN ALTERNATE ASSY 3 SEE SK 1268 FOR SM CYCLO GEAR MOTOR FIELD REPLACEMENT BEFORE 09 01 03 4 SEE SK 1272 FOR EXTENDED GLAZE PUMP FIELD REPLACEMENT BEFORE 10 01 03 5 SEE TNGG 0526 FOR GLAZE HOSE ASS Y REPLACEMENT ZN 6 TNGG 1011 IS HEATER HOUSING ASSY SK 1258 SERVICE KIT THERMOGLAZE THERMOLIZER Se ka 33 547 gt A SK 1257 SPARE PARTS KIT THERMOGLAZE SEND W UNIT SL200 0004 GLAZING SCREEN 17 X 25 a 1 53 556 9 095 REAR VIEW INFEED END DETAIL B SCALE 1 2 DETAIL D SCALE 1 2 Belshaw Bros Inc 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 MN 1716EN 31 Thermoglaze 50 TNG 2011 THERMOGLAZE ASSEMBLY 84 186 e n 82 705 24 540 33 500 FRONT VIEW OUTFEED END 25 825 SECTION A A SCALE 1 10 DETAIL C SCALE 1 2 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 32
20. 60 3 N No Pump A RF Oper 400 230 3 w N B LB Oper 415 240 Location C LF Oper D RB Oper C CE Export T LB Oper SPL w D Domestic Nema thermolizer cabinet B Export Non CE W Domestic Pin Sleeve E Aust NZ Note TG 50 is RE LB Operate only without Thermolizer Screen 17 x 25 TG 25 includes built in Thermolizer for 12 2 x 17 Screen Part No Description Key Drawings 22080 OBS USE 22113 TG 25 JR TJ 2004 TJ 4000 w 120V 22081 OBS USE 22114 TG 25 JA TJ 2006 TJ 4000 w 120V 22082 OBS USE 22115 TG 25 JR TJ 2005 TJ 4000 w 120V 22083 OBS USE 22116 TG 25 JR TJ 2007 TJ 4000 w 120V 22113 TG 25 GA 208 60 1 D JR TJ 2004 TJ 4002 22114 TG 25 GB 208 60 1 D JR TJ 2006 TJ 4002 22115 TG 25 GC 208 60 1 D JR TJ 2005 TJ 4002 22116 TG 25 GD 208 60 1 D JR TJ 2007 TJ 4002 22117 TG 25 GA 220 240 60 1 D JR TJ 2004 TJ 4002 22118 TG 25 GB 220 240 60 1 D JR TJ 2006 TJ 4002 22119 TG 25 GC 220 240 60 1 D JR TJ 2005 TJ 4002 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 2 MN 1716EN Thermoglaze 50 Part No 22120 22231 22247 22010 22054 22011 22013 22067 22251 Description Key TG 25 GD 220 240 60 1 D JR TG 25 GB 415 50 3w N C JR TG 25 GB 415 50 3w N E RVO TG 50 G 208 60 1 W STD TG 50 GV 208 60 1 D STD TG 50 GV 220 240 60 1 D STD TG 50 GV 400 230 50 3 C STD TG 50 GM 400 230 50 3 C SPL TG 25 GT 208 60 1 D SPL Optional L
21. 70017 Conveyor Control SIN 3007664 and Above and Le AIS NforModels1301 5 1302 5 1304 5 1308 5 D 369431 Thermostat Control Box Hi Limit S n 3000352 8 Above E 369430 Air Switch gt gt SS O FO 369422 Relay SPST 240V e O GO 369417 Time Delay Beie H 369425 RelayContactor Single Phase oo 369479 Relay Contactor3Pole3Phase ot 369427 Transformer Conveyor Control I oo 37024 Transformer Conveyor Control Models 1312 1313 1314 369465 Electronic Temperature Control S N 3000481 8 Above ooo 369923 Conveyor Motor Assy Models 1301 5 1302 5 1304 5 1308 5 __ 369466 Conveyor Motor Assy Assy Includes Q R _ _ _ _ _ pT 369841 Brushes For 369466 Moto Es pop Q gt I O Tnm o 370065 Magnet 16 Pole For 1 24 Minute Conveyor System R 369823 HallEffectSensor I o S 369421 Fuse 5A Model 1300 1301 1302 1307 o T 370100 __ Conveyor Motor Plate mme HL 370040 HailEffect Cable O O AM 370099 Conveyor Motor Plate Outer _ _ o W 369414 Power Cord 30A S n 3007818 8 Below Model 1301 1302 o 370019 Power Cord 50A S N 3007819 amp Above Model 1301 1302 369584 Terminal Block 4 Pole DD 369492 Fs S O lt C 4Hw November 1999 45 COUNTER TOP IMPINGER CONTROL COMPARTMENT 1300 SERIES BLOW UP COUNTER TOP IMPINGER 46 November 1999 BACK 1300 SE
22. A j November 1999 90 COUNTER TOP IMPINGER
23. E All excess capillary tubing should be brought back into control box area Be certain to replace insulation seal when oven back is re installed Check operation AIR PRESSURE SWITCH REPLACEMENT OLE Remove control box cover Remove two 2 wires Remove air tube note location Remove four 4 screws and replace air switch Reassemble in reverse order and check operation NOTE Make sure to use rubber grommets when installing air switch ADJUSTMENT SCREW AIR PRESSURE SWITCH ADJUSTMENT 1 2 3 Apply power to oven turn temperature control potentiometer to max and allow 30 minutes preheat for temperatures to stabilize Remove air tube and with a volt meter verify that contactor for heater elements opens WITH POWER ON Re connect tube and check voltage across the air switch making sure that there is no voltage drop and it remains steady Adjust as needed See Picture verify adjustment screw has not vibrated out NOTE Allow 30 minutes preheat THERMOSTAT CONTROL BOX HI LIMIT IS Remove control box cover Remove two 2 wires Remove two 2 screws and replace Reassemble in reverse order and check operation NOTE Make sure reset button has been pushed and set November 1999 36 COUNTER TOP IMPINGER MAIN FAN RELAY Remove control box cover Remove wires from relay and mark wires for reinstallation Remove two 2 screws and replace relay Reassemble in reverse order and check operation a a
24. MN 1716EN Thermoglaze 50 iid TN AWE IO Fb ti L Ae Mou LOM 0d Bl DL ela L AL a WOB ID Long AGD MV d O TAI wid TITTY DA AAA AAA if ti SCH ANOS INIMOVA VAR XA FO x OF NI LES 188 PL MIO I HLOOL WEI IN HAHE YM AVWA NIVAIO Mut 11 LS Sdl LS UYIM ANAWOTAM Ad Nivel INSU TAM VH NASION NOW dit 9830 q WIdaLYA do 1119 TA RER 4800 DONL POSON IESO ONL YIGWAN Lv d9 60480 C08 G POr U1 GO bw ao CIA MT AN DU VENT E HN MalA dd 1AW355Y Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 33 MN 1716EN Thermoglaze 50 lt C W0r9250 DONLIDONLIBSASAS INISI PASEA O 475 310 ANIBAL MF TILON ISMYIMLO SSTINN SIINYAIWL don tosee EN ESCH NI JUW SNOISNIMO 031419345 ISIMYZHLO SSTINN EI M3IA CI1ANISSY I vosk ss eo e 91 86 311118145 3SOH NOILONS GI Z L 1 88 80v0 506 e JW Zik 930 06 d NV TO MIMA MO 9100009191 L Z NOILNEINLSIO MO Z50000919 L IT NOH ao zan tava ALO Wall EE v o IN l NOLLAADSIA ZIN OSBOSOVOE SYM 8S B0Y0 506 E MIU A IG kid Je MAIA 0300 jd ZIN Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 34 VW Sl A AL SI iii SAS mam E m r pp pir OTOADN
25. OI QLSWEXSLOTAONIJAON 6800 DON1 1 S YIDVISYOLON HYJO 060099NL Y SLYOd 030N3LX3 did 3ZV19 600 9ONI 030N31X3 31W1d LNNOW YOLON b600 DONL Y Z ATBNISSV ISOH 32019 92S099N1 1 EE NOS WAN 8d ALO Mau IVIYILVIN 40 TIS La ZIN 9 30 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 MN 1 7 16EN Thermoglaze 50 Bursa IY ES NONA LIS ONd vo POB OL 5500 PONLONIO0V AGZ M a z Al WE en lee Pago Gi tio Sen ZE NO 8 335 mim LI D I prva ITVOS LON 401 soria len 7H09 A80Z B S 21 LIN GOW N3AO 431138 40 fiy FB OL MENI OO XXX a SSS ani ula Z mpx MATIN NOLONTASYAVU SULIS ORI SI JA 1058 Mees BO SJIONY ESTADIO SNOLLOvMA TTI A ETAT KE TITA TK w CILON 3SWMAIHLO SSIINN SIONYSITOL YINNI SIHONI NI AY SHOUSNSIWO G314124d SEIMMaN LO SES TAN Enn ONISNOH nye 43109 Oj LOEL 00 L S31W3S 1300W SNIAO YOAJANOO HJONIAMI SNOILONZLSNI ONILYYIdO Y NOILYTIVISNI NTODNIT 338 Z SpOW 1S 6 MUVO YILSYWIN ao OVIH gt QL OL 91 1 JONYY dildo DNOTSIE X IWEZ On INOA SSITNIVLS S13AIM 8 NZLI lt 4 SILON NYd dida 9872002 EAKA TOULNOI 3UNSOTONI 8667006 aE A Se LL LYOddNS F13HS L61200 0400 ESE 393ld JNO 8 S 1 13NYd YILNIO YANNI 66Y4002 ___ S60MON1L b zz eci NMOHS LON SL3ARI pang ZL 07 saa Mayos ammm meee 99 JOH u
26. RIES LETTER P N DESCRIPTION A 369418 369419 369450 369455 369456 370105 369457 369475 369476 370104 369477 369409 369408 369440 Nut S S 20 369192 369457 370041 370020 370102 369453 369423 369485 370179 369480 369940 370093 369474 369936 369473 369935 369470 369497 369496 U 369459 November 1999 47 COUNTER TOP IMPINGER BACK 1300 SERIES BLOW UP COUNTER TOP IMPINGER 48 November 1999 STANDARD CONVEYOR 1300 SERIES LETTER PIN DESCRIPTION __ 369443 Standard Complete Conveyor Assy 31 Length oO 369515 Drive Sprocket Drive Ale Drive Axle Entry Shelf 12 1304 Entry She PCC __ 870186 Conveyor Belting 1 foot section A P341 ExitShef 1 e 842 PEXitShelf 49 8 Conveyor Frame Assembly d ES O A November 1999 49 COUNTER TOP IMPINGER EXTENDED CONVEYOR 1300 SERIES LETTER PIN DESCRIPTION 369909 Extended Conveyor Assy 49 Length Idler Axle o B 369515 DriveSprocke Z o S DL 36 63 Drive Axle E 369471 Ro Pin 5I32Xx 7187 EL 369943 Conveyor Frame Extended o 000006 369412 Conveyor Splice Cp H 36981 Conveyor Belting Extended Conveyor Pp 37018 Conveyor Belting 1 Foot Section LL 369920 Retainer o y 369892 Roller Slider Bed o KO 369954 PopRivetSS S LL 369922 SupportRod o I Mo 07845 PS o N 36989 CrumbPan Assembly CEE Bre ANE e C
27. S Nd VID 13001 AAA dl tratt i Mi uu Lon oweizi av EASO SOME AJO 1110 00190 Eden TO ees NY F 43 401 eorzrao 30 reg PLIO DONI SIIVITI PEOTIONI OS TH ROO DON SIII Ken is Y CE CO RSS fea pounn D 47 MONY na 5 Kee mo xx 1x774 1 Dinge vr DIN EKO SST STATO ROU VIEW rie MWA ZO SENA ao on roms onto W SIN3NOdNO9 HLIM O3hddnS J v SAJX 3LON 97 WE X DS 91 ABW YIINOIY 494 91 916 X DS mi AIN ANNA 424 7 IL VNHYILIV NY YOJ OLOL DONI 338 V SILON MA349S INIKOVW OV3H OH 0 X DCH LSS M3YIS INIHOWW OVIH OH S2 L X 81 91 5 LSS Way OSLI O1OAD WS NMOGHSYM ZH 09 dHCIL A099 0 2 007 HOLOW sol60 06 Z Z MIYIS CH L3X208 WE X 81 91 S Ssozer co6 z iz ssseereoe r oz M342S INIHOWW OVIH X3H SLO X 919 6 ISS Stoi cosi w 6 WINOE X WWS SS MIYOS dYO OH XIH ozov eoe w 8 Leen X007HLOOL IVNYUSINI HJHSYM 6764606 W LI UVINDIY YIHSYM LV14 t t ISS ssiesz eoe v OF 1SS 91 5 207 HLOOL IVNYSINI HJHSYM SSZpG 06 8 St LSS 8 207 HLOOL TVNUJINI HJHSYM 8rsz eo6 z i 1NIOd HONId lt NOILNVO 138V7 ovos 1 l dWWIO J9NLIZWIO Wi 4 OHOOO Z z4 Y 13 SY9 IYL 2 1 1 booor z lu Ouv Li vn zs o 31W1d LNNOW did SIOO DONI 6 AWMA3 WWb ONITANOI WWZIX540 7 AOPSA07 9 00 DONL 8 YI0IdS TIYLAK 8EO0 DONI Z 04vN9 ONNANOI 890099NL 9 la ONITAN
28. across the blue and purple pot leads and rotate knob from high to low Repeat on green and purple leads Check for even rise and fall of onms reading to insure that there are no open or dead spots in the potentiometer Check each lead to ground for shorts Replace Pot if it does not meet the above test Terminals are normally closed open at 660 F 350 C If open push in reset button and retest If thermostat will not hold for maximum oven temperature and oven is not exceeding temperature dial setting check for proper location of capillary bulb in its spring holder If above checks okay replace hi limit thermostat Check for voltage on both sides of the switch if voltage is present on one side only check for air tube blockage adjust air switch if above fails replace switch Check for voltage to the Relay coil and contacts If voltage is present and contactor will not activate replace the contactor Check for voltage across relay terminals Check the amperage draw on each hot leg for proper load Check the rating plate for rating information If amp draw is low or high check element for opens and shorts November 1999 32 COUNTER TOP IMPINGER Conveyor will not run Fan Switch Check continuity between switch terminals Replace SIN 4000480 and Below as needed Conveyor Control Check for supply voltage at primary of transformer If Transformer no voltage is present trace wiring back to fan switch Check for 24VAC at
29. de mineral oil 4 ee Install the O ring into the glaze pump cover Make sure it stays in place and you do not pinch it between the pump and 1 Install the glaze pump body cover The O ring may need to be stretched before installing Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 16 MN 1716EN Thermoglaze 50 6 Set the upper gasket on top of the glaze pump 10 Install the columnating plates pa Install the drip pan and glaze reservoir Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 17 15 Install the lower infeed finger assembly r 7 E z m a P ai e eg y pr a a a J Y d e v WE kg PERA a pa T o ue a pal 7 W a laa E e at i 1 e n 16 Install the upper infeed finger assembly by slipping it over the duct on the back of the oven Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 18 MN 1716EN Thermoglaze 50 20 Install the infeed end cover by lining up the slots at the bottom of the end cover with the brackets on the oven and push in on the latches and turn clock wise 21 T stall the Serra end cover same as the infeed 19 Install the upper outfeed finger assembly 22 Insert the conveyor through the outfeed end of the oven Belshaw Bros
30. djust max pot on board to 21 5 to 22 VDC With conveyor running at minimum speed adjust min pot on board to 3 to 4 VDC Check conveyor belt timing leading edge in to leading edge out at 5 min and adjust potentiometer knob if necessary to compensate S N 3000481 amp above no calibration required ote Ne ELECTRONIC TEMPERATURE CONTROL BOARD REPLACEMENT Remove control box cover Disconnect wires and molded connector and mark wires for reinstallation Remove two 2 screws from mounting bracket and remove assembly Depress nylon clips and remove circuit board from mounting bracket Reassemble in reverse order and check operation Oe a ELECTRONIC TEMPERATURE CONTROL CALIBRATION 1 Turn oven on allow 30 minutes preheat for temperatures to stabilize in oven cavity 2 Remove control box cover 3 Place temperature probe in bottom finger 4 lower right 3rd row from outside edge 3rd hole from the rear NOTE Make sure probe is not touching any metal surfaces Measure air temperature only 4 Turn temperature control knob fully clockwise and adjust so the knob indicator is aligned with the mark past 550 F 288 C on the dial See diagram Pg 13 November 1999 38 COUNTER TOP IMPINGER 1770 350F 240C 400F va Y 450F 232C O N N 500F 260C 93C 200F 550F 288C CALIBRATION MARK 9 Turn the temperature control knob to 500 F 260 C and calibrate the temperature control board Adjust the top potentiometer o
31. in the center of the trough Second 1s the Heat Shield over the oven portion of the Thermoglaze Slip it over the oven using the handles provided until the guard locks over the back of the oven See figure 4 1 for a photo of After unpacking the system per the uncrating the location of the heat shield instructions 2 items need to be placed on the Thermoglaze to finish assembly the glaze trough and the heat shield First the Glaze trough slips into the 2 holes on either side of the drain tray with the waterfall headed toward the oven See Mlan Control Panel Removable Heat Shield y a A The Thermoglaze unit 1s design for ease of assembly and use The system 1s crated in a manner so there are few pieces to put together once the Thermoglaze 1s in place for production To help familiarize you with your Thermoglaze please study the following photographs Glaze Trough Wan Power Box Figure 4 1 Front view Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 5 Transfer Conveyor E ZA LI Assembly F AE 4 Figure 4 3 Swing away glaze trough Optional __ Main Control Panel i Glaze Trough E 28 Oh H d z e M KT perl Ma i KS dek KL oa 3 u Li 1 9 Ze e NE Belshaw Bros Inc 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 6 MN 1 7 16EN Thermoglaze 50 Figure 4 5 Con
32. ine Items SL200 0004 TJ 0001 TJ 1012 SK 1257 SK 1258 SK 1280 SK 1281 SK 1281CE SK 1314 TNGG 1011 TNGG 0079 TNGV 2004 TNGV 2005 TNG V 2009 08 19 05 Drawings TJ 2007 TJ 4002 TJ 2006 TJ 4004 415 240V TJ 2012 TJ 4005 415 240V TNG 2011 TNG 4008 TNG 2011 TNG 4008 TNG 2011 TNG 4008 TNG 2011 TNG 4012 TNG 2012 TNG 4012 TJ 2013 TJ 4002 Glazing Screen 17 x 25 TG 50 Glazing Screen 12 2 x 17 TG 25 Front Shield Kit TG 25 Spare Parts Kit TG 50 included Service Kit TG 50 208 220 240V 60H 1P DOM Spare Parts Kit TG 25 included Service Kit TG 25 208 220 240V 60H 1P DOM Service Kit TG 25 415 240V 50H 3P CE Service Kit TG 50 400 230V 50H 3P CE Heater Assembly Glaze Tank TG 50 TZ 6 amp TZ 17 Thermolizer order service kits separate Cover Glaze Tank TG 50 included except 22010 Oven Mod Kit amp Lincoln Oven Parts 208V 60H 1P DOM Oven Mod Kit amp Lincoln Oven Parts 240 V 60H 1P DOM Oven Mod Kit amp Lincoln Oven Parts 400 230V 50H 3P CE Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 3 Installation Venting WARNING n Local codes prevail The authorities having jurisdiction are stated in NFPA 96 1994 To avoid electrocuting yourself or damaging regarding requirements for the Thermoglaze the Thermoglaze never allow water
33. ing nut from potentiometer shaft and remove pot Reassemble in reverse order and check operation recalibrate if needed SERRE POTENTIOMETER TEMPERATURE CONTROL Remove conveyor and oven side panels Remove two 2 screws from ends of control panel and remove panel Unplug potentiometer at the wire harness push on connectors Loosen set screws on control knob and remove knob Remove retaining nut from potentiometer shaft and remove pot Reassemble in reverse order and check operation recalibrate if needed o NY CIRCUIT BREAKER 0 7 AMP Remove control box cover Remove two 2 wires from mini breaker Remove knurled nut and remove breaker Reassemble in reverse order and check operation ani a eg FUSE HOLDER Remove control box cover Remove two 2 wires from fuse holder Remove two 2 screws and remove holder Reassemble in reverse order and check operation AA November 1999 35 COUNTER TOP IMPINGER THERMOSTAT OVEN CAVITY HI LIMIT oN ES S Remove control box cover Remove oven back assembly See OVEN BACK Remove two 2 wires from thermostat Remove retaining nut from the front of thermostat and remove thermostat Remove capillary tube from wire form in back of oven and remove assembly out through control box side Reassemble in reverse order Check for proper routing through insulation Be sure capillary tube is held securely in the wire form and the reset button has been pushed in and set NOT
34. nd slide fan off of motor shaft Note location of hub on motor shaft for reinstallation Approximately 3 16 from back wall 4 Reinstall in reverse order and check system operation Allow 30 minute preheat and verify that fan is not rubbing NOTE Be certain to replace insulation seal each time oven back is removed Saf ire November 1999 40 COUNTER TOP IMPINGER THERMOCOUPLE Remove control box cover Remove six 6 acorn nuts holding motor cover and remove Remove four 4 acorn nuts holding oven back assembly and remove oven back Remove thermocouple bulb from wire form in rear of oven cavity Disconnect and mark wires from temperature control board red neg white pos and remove thermocouple Reassemble in reverse order and check operation NOTE Be certain to replace insulation seal each time oven back is removed SENT ES INFORMATION When two wires composed of dissimilar metals are joined together and one of the ends is heated a continuous current flow is generated We use an iron constant Type J thermocouple The iron wire increases the number of dissimilar junctions in the circuit It is possible to check a thermocouple with a properly calibrated D C millivolt meter At 32 F the millivolt reading should be 0 00 This can be checked by inserting the thermocouple into an ice bath The millivolt reading at 72 F should be 1 134 When using the following chart the temperature at the terminal connections must be
35. nly see diagram Pg D5 so the unit cycles at 500 F 10 F 490 F 510 F 6 Turn the temperature control knob to 550 F and verify that the oven will cycle at 550 F 288 C 10 F 7 Replace the control box cover and check operation CONTROL BOX HI LIMIT TEMPERATURE CONTROL BOARD AIR SWITCH TRANSFORMER CONVEYOR DRIVE MOTOR November 1999 39 COUNTER TOP IMPINGER COOLING FAN CONTROL BOX Remove control box cover Remove four 4 screws Lift off fan guard and finger guard Disconnect two wires and replace fan Reassemble in reverse order and check operation NOTE Check to insure that control box high limit switch is not tripped Reset if needed SAN sat so e CAPACITOR MOTOR 1 Remove six 6 acorn nuts from motor cover and remove CAUTION DISCHARGE CAPACITOR BEFORE REMOVING 2 Remove wires from capacitor and mark wires for reinstallation 3 Loosen clamp around capacitor and remove 4 Reinstall in reverse order and check operation OVEN BACK ASSEMBLY Remove six 6 acorn nuts and remove motor cover Disconnect all wiring from motor and heating element Remove four 4 nuts holding oven back and remove oven back Reassemble in reverse order NOTE Be certain to replace Insulation seal each time oven back Is removed PST MAIN FAN Remove six 6 acorn nuts holding motor cover and remove Remove four 4 acorn nuts holding oven back assembly and remove Loosen two 2 screws on fan hub a
36. noted This temperature is called the Junction Temperature The following chart lists the thermocouple millivolt readings from 200 F to 600 F OVEN TEMPERATURE 10 31 11 09 12 63 14 19 82 F_ 3 49 5 00 6 53 7 29 8 06 9 60 10 37 11 14 12 69 14 23 AYNLVYAdNAL NOILONAL November 1999 41 COUNTER TOP IMPINGER HEATING ELEMENT Color Coded on the Cold Zone PART 369418 Heating Element 208V Red PART 369419 Heating Element 240V Blue PART 369450 Heating Element 220V Yellow PART 369455 Heating Element 200V Orange PART 369456 Heating Element 380V Violet PART 369457 Heating Element 415V Green PART 369475 Heating Element 200V 3 PH Orange PART 369476 Heating Element 380V 3 PH Violet PART 369477 Heating Element 415V 3 PH Green PART 370104 Heating Element 400V 3 PH Brown PART 370105 Heating Element 400V 1 PH Brown 1 Remove six 6 acorn nuts holding motor cover and remove 2 Remove connectors from element 3 Remove four 4 acorn nuts holding oven back assembly and remove 4 Remove three 3 screws from heating element brackets and slide element out of back assembly 5 Reassemble in reverse order Verify by color code dot or band on element that correct element is being installed Refer to chart above NOTE Be certain to replace insulation seal each time oven back Is removed AIR PUMP POE Gei Remove six 6 acorn nuts holding motor cover and remove Disconnect motor capacitor and element leads
37. ogned ege aal 2 61 __s34 ATEM3SSY 13NYd AZAOI mee a I SIA 13NVd H3AOO INOB4 601 ae b l SZE OXONNZE GAJILLOISAVIH ANNOY MIS SS vszeo cos b 81 Sa SAOOV V 3 7006 Ne ONCNON seni see en JYS SS YJHSYM 1V14 9 Lei 6tSL 06 b ZL OSR SADBV 8 8912008 NiS ZLVIJ ONIIYNAmIOO ost69 TOMA 9 3 ZL TANVd LONG HIY 81 00 ES ES SIA FAOAV 89L700 NIS HINOO WOEN Leer m ON 313348 YOAZANOI bo __ dd 8IS LI TANYd 3018 YANNI 2812002 EJET DN 337 AIEMISSY TIN VI 83409 o 1 OO BARA O nn M_ CS ER ON A3318 ONITANOO eee to y S3A ONIYdS NOISSIYEMOO 09686 t D 93 EE ON LHOIY ATENISSY 1INVA YIAOO beta V O ae LI 03341N0 31W1430V4 1NZWNGI3M 6997006 Go EE Ea E SIN m LGS ET _ 3 9 swe O 9 A802 NJAO HJDNIANI NIOONIT 02 1L ZOOZNDNI 338 b ON 3cdn TINYA LONG HY espese le NOILdiB9S30 NTOONIT 3SN YIANNN LYvd ALO WALI gasn NOILdI49S30 MOTA ALD LE UN Y04 IVINILV 40 NB SLYYd INIWJOV IdJAY YOH SN d FONIYIHIUY I Z A E b Belshaw Bros Inc 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 36 SK 1252 FOR THERMOGLAZE THERMOLIZER UNIT W104 249 PART NUMBER DESCRIPTION THERMOGLAZE ll ii 1 EA RLY 0008 RELAY 240V SWT 0022 240 ILLUMINATED ROCKER SWITCH REC QTY 2 A 2 THERMOLIZER O1OININ A a mi Tim mi mi m SISI Seas HER
38. oper adjustment also check for worn bearings A conveyor belt that is too tight will cause excessive bearing wear and sometimes irregular speed Conveyor speed Power Supply Check for steady supply voltage to oven If voltage is varying or intermittent unsteady contact power company Transformer Check for steady A C voltage output from transformer and replace as needed Conveyor Control Check for steady D C voltage output from conveyor control If D C voltage output is unsteady check conveyor potentiometer see Speed Adjustment Potentiometer under Conveyor will not run If the potentiometer checks good and the D C voltage is unsteady replace conveyor control D C Gearmotor Check motor brushes for excessive arching and or unusual wear Replace brushes or gearmotor as needed November 1999 33 COUNTER TOP IMPINGER SIN 3000481 8 Above terminals Check and insure good wire connections Conveyor Control With the fan switch on check for supply voltage at the Transformer primary of the transformer Check for voltage on the secondary side of transformer 24 VAC at J4 and J5 on the conveyor control board Replace as needed Speed Adjustment Pot This is a 50 K ohm potentiometer WITH POWER OFF Remove the leads from the motor control board at terminals P1 P2 P3 With a digital meter check the ohm reading across the red and black leads This reading should be 50K ohms 10 as the pot is rotated from low to
39. s Diagrams TNGG 1008 TNGG 0526 TNGG 1009 TNG V 2004 Wiring Diagram TNG 4008 Maintenance Appendix for ThermoGlaze Oven Service Kit Parts List Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 27 TNG 2011 THERMOGLAZE ASSEMBLY BILL OF MATERIAL ZN 4 1 TNGv 0077 LABEL WARNINGSAFETY HAZARD gt o o 6 1 INGVOO71 LABEL CONTROLPANEL THERMOGLAZE 9 1 INGT 1010 WLDT NON ADI FRAME THERMOGLAZE NARROW AN 14 1 INGT 0162 FRONTCOVER OOOO aes AA 29 4 903 7549 SST 3 8 FLAT WASHER SS SAE 30 9 9037548 WASHER INTERNAL TOOTH LOCK 38 887 o 93 4 903 1457 SST 3 8 16 X 1 25 HEX HEAD MACHINE SCREW o Za 36 11 003 0977 SSTPAN TRUSS SLOTTED 1 4 20 UNC X0 625 N 38 REF TNGT O182 COVER OUTFEEDEND AN m 1 TNGG 1009 GLAZE PUMP ASY EXTENDED G MODEL GEAR PUMP SM CYCLO Belshaw Bros Inc 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 28 MN 1716EN Thermoglaze 50 TNG 2011 THERMOGLAZE ASSEMBLY W AA d SODO NY 0000 0000 DO o 6000 fo 02 0000 fo 00 0000 00 0000 0005 0000 00 000 000 000 000 0000 fooo 0 foco 0 food ENT V OIR AN we i f a f A A s y ke 7 V 7 PA V NI n MN TUX 29 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 3
40. ssembled Roll the Thermoglaze unit carefully off the skid and move it near the area where it will be assembled III Do not connect the Thermoglaze or the Thermolizer to electrical power before completing the assembly and placement of the products Figure 1 1 shows the system in the crate ready to be unpacked The cartons under the Thermoglaze contain the glaze trough and oven guard See Section 4 to assemble the unit The carton in the Thermolizer contains the doors and other interior parts See Thermolizer manual for assembly instructions The Thermoglaze system has been designed for quick assembly and installation Within a few minutes of receiving the system the installer can have the Thermoglaze ready to make donuts if the electrical connections are properly installed Figure 1 1 Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 MN 1716EN 1 Thermoglaze 50 Identification This information 1s key to identification for service or ordering parts on the ThermoGlaze When servicing the equipment please have the Model and serial number so the technician can order the correct parts for you To identify which Thermoglaze system you have please use the following model number key THERMOGLAZE DESCRIPTION KEY Model No Doz hr Glaze Pump Ont Items Voltage Freq Phase TG 50 G Gear Pump V End Cover 50 208 50 1 25 L Lift Pump M Mono 50 220 240
41. steam cleaning solution or other liquid to enter the electrical panels or connections Building Layouts Specification sheets and AutoCAD drawings for use in developing architectural drawings can be Model Dimensions Power Requirements provided by request Please call your Belshaw 88 x 40W x Bros Inc representative for help 1n defining TG21586 63 H See data tag your requirements Electrical Make sure that the power requirements of the Thermoglaze shown on the data plate match your power source Only plug in to power source that matches the required voltage and current for the Thermoglaze The Thermoglaze unit TG50 comes standard with a Hubbel 360P6W plug that needs a 360C6W socket or equivalent for electrical current Thermoglaze must be electrically grounded and connected in compliance with the National Electrical Code ANSI NFPA 70 and applicable municipal building codes Do not apply electrical power to the system until the assembly has been completed See Section 4 for the assembly of the Thermoglaze Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 4 MN 1716EN Thermoglaze 50 Assembly 4 Clean all parts with mild soap and water and figure 4 1 and 4 4 for help setting the trough in let dry before assembly and applying place After the trough 1s in place attach the glaze electrical power to the equipment hose to the trough by pushing 1t in the hose mount
42. trol Panel View The Thermoglaze system consists of a Thermoglaze unit and the Thermolizer They are placed in unison in the area located for the production of donuts See Figure 4 6 for Thermoglaze system Figure 4 6 Thermoglaze System Belshaw Bros Inc e 1750 22 Ave S e Seattle WA 98144 e Phone 206 322 5474 e Fax 206 322 5425 Thermoglaze 50 MN 1716EN 7 Operation 5 e Turn on main power switch and allow to heat using the on switch located on the main to operating temperature Note conveyor control panel will not move until the oven is up to operating temperature and the donut ready light is on See Figure 5 1 e After the donuts are thawed place a screen of donuts from Thermolizer box to the infeed end of the Thermoglaze conveyor and allow the screen to travel through the oven and glazer This takes approximately 3 minutes e When the screen of donuts is through the glazer and stopped forward travel place the glazed product on a rack for cooling using the 2 delrin tray grips provided with the unit WARNING To avoid burning yourself never touch the Thermoglaze unit conveyor or interior of the Figure 5 1 Oven Ready Light oven while the machine is in use e Turn on the Thermolizer and heat for 30 minutes to allow 1t to reach operating temperature See Thermolizer manual for WARNING more operating Instructions Thoroughly clean and dry the floor if water or e Load glaze reservoir with 40 pounds
43. will not run If the potentiometer checks good and the D C voltage is unsteady replace conveyor control D C Gearmotor Check motor brushes for excessive arching and or wegen unusual wear Replace brushes or gearmotor as needed Magnet Check to insure that the magnet cemented to shaft of conveyor drive motor has not been damaged or come loose from motor shaft Replace as needed Hall Effect Sensor Check for any physical damage to Hall Effect Sensor mounted on conveyor motor Check all wiring and connections or damage Check all connections for tightness or proper location and check all wiring or visible damage Replace as needed November 1999 34 COUNTER TOP IMPINGER REMOVAL INSTALLATION AND ADJUSTMENT MODEL SERIES 1300 CAUTION BEFORE REMOVING OR INSTALLING ANY COMPONENT IN THE IMPINGER OVEN BE SURE TO DISCONNECT ELECTRICAL POWER SUPPLY SWITCH ON OFF Remove conveyor and oven side panels Remove two 2 screws from ends of control panel and remove panel Disconnect four 4 wires from switch assembly Mark wires for reinstallation Depress clips on side of switch and remove from panel Reassemble in reverse order and check operation A eee POTENTIOMETER CONVEYOR CONTROL Remove conveyor and oven side panels Remove two 2 screws from ends of control panel and remove panel Unplug potentiometer at the wire harness push on connectors Loosen set screws on control knob and remove knob Remove retain
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