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2009 Red Dragon Service Manual Cover.indd

1. Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Check that the hopper agitator operates Press the feed gate switch to the OPEN position Check that the feed gates open e Wait ten seconds and press the switch to the CLOSE position e Check that the feed gates close Drive Coupling Replacement Remove the gate assembly Loosen the setscrew on the motor shaft coupling hub Loosen the setscrew on the drive shaft coupling hub Remove the two 10 32 x 1 1 4 socket head capscrews which secure the motor mount to the injection head Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 83 Section 6 Repairs for All Systems Repair Guide Remove the motor and motor mount being careful to support the motor so that the wires are not strained e Remove both of the coupling hubs and the connector disk Install the new coupling hubs and the connector disk onto the motor shaft and drive shaft e Attach the motor mount to the injection head and secure using four 10 32 x 1 1 4 socket head capscrews e Adjust the coupling hubs to that they are tight against the connector disk and the coupling assembly is centred between the motor shaft and drive shaft e Secure in place using hub setscrews Drive Motor Replacement e Disconnect the dispenser from external power supply e Remove the four 10
2. 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 64 Section 5 Control System Control System Troubleshooting Hand Wheel Turns e Remove the gate assembly e Rotate the manual hand wheel e Ifthe hand wheel does not turn clear the jam Remote Control Damaged Ifthe RUN indicator on the main control panel is not flashing replace the remote control Control System e If the MOTOR FAULT indicator on the main control panel is not illuminated go to Section 2 Sphere Handling System Drive Motor Damaged Measure the voltage across the drive motor terminals e If the voltage is approximately equal to the supply voltage 24V replace the drive motor Motor Wiring Harness Damaged e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the motor wiring harness from the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 65 Section 5 Control System Control System Troubleshooting SSN 1 Measure the continuity between the red motor lead and socket 1 on the harness plug e If there is no continuity replace the wiring harness SOCKET 1 Measure the continuity between the black motor lead and socket 2 on the harness plug e If there is no continuity replace the wiring harness
3. BUS 9 JOUIY JEJUBLUUOIIAUZ asuodsay A2ueDJaul3 O gon S jexpng Iqueg voa S 2010 VznsioN B Bim co d T IVONYN ME 391 AY3S NO9VIG aay RED DRAGON SERVICE MANUAL Version B Issue Date SEPTEMBER 2010 PLEASE READ BEFORE USING SEI INDUSTRIES LTD 7400 Wilson Avenue Delta B C Canada V4G 1E5 Phone 604 946 3131 Fax 604 940 9566 E Mail seisales 2sei ind com Website www sei ind com COPYRIGHT 2010 SEI INDUSTRIES LTD ALL RIGHTS RESERVED PRINTED IN CANADA 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 0 E Table of Contents Section 1 Introduction 1 Manual Overview ccccccecccesceceeecececeteeceeseeceseaceeseeeeseecesseeesaecessueessueeesueessueeeseeeesauees 1 Manual OG ui Re 1 Skills Required 0 ccccccccccseeececcccnsseeseecessassusecesssssueseeeesssssseesecesssseaeeeessssssanesseess 1 FOODS Fie QUINCO M S 2 wc A P 2 Section 2 Sphere Handling System 3 tege am m Tu Tm 3 210007 3 c 3 o 5 Exit Chute qm 6 opere oystem COMDON NT a 7 E3 E 8 E 7 aS ASTON a RR Um 10 WU CCHOM Hea PRENNE 11 Sphere System Troubleshooting ccccoocccncccooccnncccononnnononcnnnnnnancnnnonancnnnnnn
4. Control Board Damaged Replace the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 66 Section 5 Control System Control System Troubleshooting Feed Gates Won t Close FEEDGATES WON T CLOSE Vi A Ba bw Ba DRIV E NO MOTOR Pd s STOPPED NI Ad YES i ae p wl d ert a NO s e T NO SPHERE SYSTEM E 5 MANUALLY_ S CONTINUITY q A IA e A wl er tlg YES YES W i A wa REPLACE REPLACE YES SOLENOID REMOTE CONTROL CLOSE SOLENOID VOLTAGE 2 REPLACE WIRING HARNESS REPLACE CONTROL BOARD e Activate the close switch on the remote control Ifthe drive motor stops go to subsection Gates Close Manually 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 67 Section 5 Control System Control System Troubleshooting Remote Wiring Harness Damaged e Disconnect the external power supply to the dispenser e Disconnect the remote control plug from the receptacle on the front of the dispenser e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Disconnect the remote wiring harness plug from the main control board Check the continuity between socket E SOCKET 5 on the panel receptacle and socket 5 on the wiring harness plug e If there is
5. 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 79 Section 6 Repairs for All Systems Repair Guide C O e Install the gate assembly onto the injection head Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Press the feed gate switch to the OPEN position e Wait ten seconds and press the switch to the CLOSE position e Check that the feed gates close Gate Wiring Harness Replacement e Disconnect the dispenser from the external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board Unplug the gate wiring harness from the main control board e Remove the four 10 24 x 3 8 button head capscrews which secure the lower control cover to the tank assembly e Remove the control cover 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 80 Section 6 Repairs for All Systems Repair Guide Remove the tie wrap which secures the motor and pump wiring harnesses to the gate wiring harness e Remove the 10 32 x 3 8 button head capscrew and P clip which secures the wiring harness in place e Remove the gate assembly from the injection head e Cut and remove the tie wrap which secures the g
6. Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Wait five seconds and check that the LOW WATER indicator illuminates e Fill the water tank e Check that the LOW WATER indicator extinguishes Main Circuit Breaker Replacement e Disconnect the dispenser from external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main circuit breaker e Remove the nut on the front of the panel which secures the circuit breaker 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 105 Section 6 Repairs for All Systems Repair Guide Disconnect the power wiring harness from the main circuit breaker Check that the replacement circuit breaker is a 5A type MS3220 breaker Cut away the locating tab on the new circuit breaker using side cutters Reconnect the red and white power harness wires to the new circuit breaker Install the circuit breaker into the front panel and secure with the nut Replace the control panel and secure with four 10 24 x 3 8 button head screws 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 106 Section 6 Repairs for All Systems Repair Guide e a Pull out the circuit breaker to the tripped position e Connect the dispenser to an external pow
7. SSN _ e Check the continuity between the male bullet connector and pin 1 e If there is no continuity replace the hopper wiring harness Check the continuity between the female bullet connector and pin 2 e If there is no continuity replace the hopper wiring harness PIN PIN 2 ai Hopper Motor Damaged e Replace the hopper motor 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version pi 57 Section 5 Control System Control System Troubleshooting Feed Gates Won t Open J FEED GATES WON T OPEN DRIVE MOTOR STARTS NO GATES OPEN MANUALLY SECTION 2 SPHERE SYSTEM HARNESS CONTINUITY REPLACE REMOTE CONTROL CLOSE REPLACE SOLENOID i VOLTAGE CLOSE SOLENOID OFEN SOLENOID VOLTAGE REPLACE OPEN SOLENOID NO HARNESS CONTINUITY REPLACE CONTROL BOARD HARNESS CONTINUITY REPLACE WIRING HARNESS YES REPLACE CONTROL BOARD e Activate the open switch on the remote control Ifthe drive motor starts go to subsection Gates Open Manually REPLACE WIRING HARNESS REPLACE WIRING HARNESS 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B E 58 Section 5 Control System Control System Troubleshooting Remote Wiring Harness Damaged Disconnect the external power supply to the dispenser Disconnect the remote control plug from the receptacle on the
8. Section 6 Repairs for All Systems Repair Guide Drive Motor Wiring Harness Replacement e Disconnect the dispenser from external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the motor wiring harness from the main control board e Remove the four 10 24 x 3 8 button head capscrews which secure the lower control cover to the tank assembly e Remove the control cover e Remove the tie wrap which secures the pump and motor wiring harnesses to the gate wiring harness e Remove the spiral wrap from the pump and motor wiring harnesses Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 89 Section 6 Repairs for All Systems Repair Guide e Disconnect the motor wiring harness from the drive motor e Remove the motor wiring harness Attach the new motor wiring harness to the motor ensuring that the red lead is attached to the positive terminal Replace the spiral wrap onto the pump and motor wiring harnesses e Secure the pump and motor wiring harnesses to the gate wiring harness using a tie wrap Install the wiring in the cutout above the lower control cover Replace the lower control cover and secure in place using four 10 24 x 3 8 button head capscrews Red Dragon from SEI Industries 2010 Red Drago
9. WATER PUMP WATER SWITCH The dispenser is also equipped with a rechargeable battery A built in charger system maintains charge on the battery whenever the unit is receiving power from an external power supply When there is no external power supply pressing the WATER switch connects the 12VDC emergency battery directly to the emergency water pump 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 36 Section 5 Control System Control System Operation GATE ASSEMBLY BATTERY MICRO PROCESSOR WATER SWITCH Sphere Counting When the gate switch is pressed to the OPEN position the microprocessor begins counting spheres based on motor revolutions The count is displayed on the segmented LED display When the gate switch 1s pressed to the CLOSE position it stops counting spheres REMOTE CONTROL MICRO SEGMENT PROCESSOR DISPLAY SWITCH By pressing and holding the COUNT RESET switch the sphere count can be reset to zero By pressing the switch momentarily the display can be toggled between normal display and a lifetime count of spheres indicated in thousands 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 37 Section 5 Control System Control System Operation Main Control Board Layout i rm R nu a 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manua
10. cam and tighten the setscrew 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 72 Section 6 Repairs for All Systems Repair Guide Replace the agitator mechanism into the hopper body and secure using four 10 24 x 3 8 button head capscrews e Adjust the agitator adjuster mechanism as required Install the hopper onto the gate assembly Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Check that the hopper agitator operates Hopper Motor Wiring Harness Replacement Remove the four 10 24 x 3 8 button head capscrews which secure the agitator mechanism to the hopper body 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 73 Section 6 Repairs for All Systems Repair Guide e Remove the agitator mechanism from the hopper body Remove the four 4 40 x 3 8 screws which secure the wiring harness receptacle to the agitator assembly e Disconnect the hopper wiring harness from the hopper motor terminals e Remove the hopper wiring harness Install the new hopper wiring harness into the agitator assembly e Secure the wiring harness receptacle to the agitator assembly using four 4 40 x 3 8 screws Connect the hopper wiring harness to the hopper motor 5 Red Dragon from SEI Industries 2010 Red Dragon S
11. replace the close solenoid Gate Wiring Harness Damaged e Disconnect the external power supply to the dispenser Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 62 Section 5 Control System Control System Troubleshooting SSN YVYVYVY _ e Disconnect the gate wiring harness plug from the main control board Check the continuity between socket 1 on the harness plug and the red wire on the open solenoid e If there is no continuity replace the gate wiring harness SOCKET Check the continuity between socket 3 on the harness plug and the green wire on the open solenoid e If there is no continuity replace the gate wiring harness SOCKET 3 Control Board Damaged Replace the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 63 Section 5 Control System Control System Troubleshooting Drive Mechanism Non Operational DRIVE NON OPERATIONAL HAND WHEEL CLEAR JAM TURNS RUN REPLACE FLASHING REMOTE CONTROL MOTOR FAULT ILLUMINATED SECTION 2 SPHERE SYSTEM MOTOR REPLACE VOLTAGE DRIVE MOTOR WIRING REPLACE CONTINUITY WIRING HARNESS REPLACE CONTROL BOARD
12. B 46 Section 5 Control System Control System Troubleshooting e Place the positive probe of a voltmeter into socket A of the SOCKET A power cord receptacle e Place the negative probe into socket B of the power cord receptacle SOCKET B e Measure the supply voltage If the voltage measurement is neg ative reverse the polarity of the power supply Power Cord Damaged Circuit Breaker Damaged Disconnect the power cord from the external power supply Check continuity between pin A and socket A on the power cord If there is no continuity replace the main power cord Check continuity between pin B and socket B on the power cord If there is no continuity replace the main power cord PIN A SOCKET A PIN B SOCKET B PLUG RECEPTACLE Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly Tilt the control panel forwards to access the main circuit breaker Remove the emergency battery 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 47 Section 5 Control System Control System Troubleshooting e Check that the main circuit breaker is pushed in Check the continuity across the two terminals of the main circuit breaker e If there is no continuity replace the main circuit breaker Power Wiring Harness Damaged Replace the power wiring harness 9 Red Dragon from SEI Ind
13. DE13508 1 DE13509 1 9 Red Dragon from SEI Industries GC 2010 Red Dragon Service Manual Version B 9 Section 2 Sphere Handling System Sphere System Components Gate Assembly 1 e HAB 7 EA SO Cn Pr o QCA PILLOW BLOCK FEED CONTROL ROD SOLENOID ACTIVATOR 1 BUTTON HEAD CAPSCREW SS 10 24 X 3 8 000513 211 MACHINE SCREW PANPHIL SS 6 32 x 3 16 000480 SHOULDER BOLT SS 1 4 X 3 4 X 10 32 000557 2 14 SHOULDER BOLT SS 1 4 X 3 8 X 10 32 000554 216 SETSCREW 8 32 X 1 8 000363 1 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 10 Section 2 Sphere Handling System Sphere System Components Injection Head Description Part 8 HANDWHEEL 3 bms 1 o DRIVEMOTOR 3 DEI220 1 108 208 SOCKET HEAD CAPSCREW SS 10 32 X 1 1 4 000536 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 11 Section 2 Sphere Handling System Sphere System Components Injection Head continued item Description pm oy 3 INJECTION SHUTTLE DE13202 4 SHUTTLE GUIDE DE13203 CAM GUIDE DE13204 205 MACHINE SCREW PHILLIPS SS 6 32 X 3 4 000484 206 MACHINE SCREW FLAT SOC SS 8 32 X 3 8 000442 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 12 Section 2 Sphere Handling System Sphere System Troubleshooting Sphe
14. Ee O erreen TERT 33 Level Switch Operation eise E R aaa ssa so EE Ry Ra SDN EE 33 KOPP OPEO an 34 Gato COSTAR 34 DAVE Molor E rr ta aia 35 Water Pump Operation ccccccconcnncccoccnnccccononnononnnonononnnnnnnnonnnnnnnnanennnnnnanonnnnnns 36 Sphere Counting eeeisssssesiisssseea sese annee nn aane nn nna ash nasa aa ss sss a aaa as ranas 37 Main Control Board Layout iii 38 Wiring RI dee c dades iia 39 Control System Components ccccccseeeccecceesececeaeeeeeeeeeeseeeseeeeeeeseeeeeeesseeaeeeessaeeeeeeas 41 Main CONTO acid MITTEN 41 PROTOS COO seeundum MP DE EMI UI 42 TOWER gg 43 WIPO FAINOS c T 44 Water Level m 45 Control System Troubleshooting ccccccocncnncccccccnncccnccnnnononconnnnnnnnnnononanonnnnnnnennnnnonenos 46 NOT OWO EE 46 Main Circuit Breaker THPS cosa A te 49 Low Water Interlock Not FUNCTIONING 1 cccssscccseeccaneeccaeeeeaeesseeessaesessneeeeas 51 Hopper Agitator Non Operational aoooaaananaannnnnannnnnnannnnnennnnnnnnnnnnnnnnnnnnnnnnne 54 Ferd GSS WONT ODO sra cti 58 Drive Mechanism Non Operational oiii esee eene nna nnn 64 POCO Gales Won T CIOSG into E RR 67 Section 6 Repairs for All Systems 71 Ropar GAUG c E o 71 Hopper Motor Replacement eese seen seen nana nana 71
15. New Hyde Park NY 11042 5416 516 328 3300 www sdp si com 9 Red Dragon from SEI Industries E 2010 Red Dragon Service Manual Version B 116
16. Press and release the pump arm repeatedly until the pump primes Suction Line Replacement Drain the glycol tank e Remove the suction line from the tank adapter fitting Check that the tank adapter fitting is not plugged Install new suction line into the tank adapter fitting Press and hold the pump arm Hold the glycol supply line over the inlet check valve so that the valve fills with glycol e Reconnect the supply line into the check valve Release the pump arm Press and release the pump arm repeatedly until the pump primes Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 95 Section 6 Repairs for All Systems Repair Guide Injection Needle Replacement Remove the 3mm x 1 5 socket head capscrew that secures the pump arm to the pump piston Remove the pump arm Remove the injection needle from the manifold block Repair or replace the needle in the manifold block Replace the pump arm and secure to the pump piston using the 3mm x 1 5 socket head capscrews 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 96 Section 6 Repairs for All Systems Repair Guide Replace the elbow and tubing into the outlet check valve Replace the elbow into the manifold block Press and hold the pump arm Hold the glycol supply line over the inlet check valve so that the valve fills with glycol e Reconnect
17. and determine a required action Once the required action has been determined the details of the repair procedure can be found in the repairs section 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 22 Section 3 Glycol System Glycol System Troubleshooting Air Leakage C AIR LEAKAGE gt EE INLET CHECK STUCK OPEN REPLACE INLET CHECK VALVE OUTLET CHECK STUCK OPEN REPLACE OUTLET CHECK VALVE NO REPLACE PUMP Inlet Check Valve Stuck Open e Disconnect the glycol supply line to the inlet check valve and cap the line e Seal the end of the injection needle with your finger Press the pump arm e If air or glycol flows from the inlet valve repair or replace the inlet check valve Outlet Check Valve Stuck Open Press and hold the pump arm e Seal the inlet check valve using your finger Release the pump arm e Ifthe pump arm extends repair or replace the outlet check valve Glycol Pump Damaged e Repair or replace the glycol pump 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 23 Section 3 Glycol System Glycol System Troubleshooting Pump Arm Retracted e PUMP ARM a RETRACTED d a se SUCTION LINE RESTRICTION REPLACE SUCTION LINE INLET CHECK YES REPLACE INLET STUCK SHUT CHECK VALVE NO REPLACE PUMP Suction Line Restriction e Disconnect the glycol supply line to th
18. attempting to move the shuttle The microprocessor also causes the RUN indicators on the main control panel and on the remote control to flash The motor speed is selected by a three bit rotary encoder located on the remote control Using only three signal wires it sends a speed signal from one to seven which is decoded by the microprocessor to determine the desired motor speed The drive motor is a DC motor operating on a closed loop control system When the microprocessor sends a power signal to the motor the motor shaft rotates On the rear of the motor is an encoder which measures the actual speed of the motor shaft and reports this back to the microprocessor The microprocessor compares the actual speed with the speed requested by the remote control and makes adjustments to the motor signal until the actual speed matches the requested speed This adjustment process takes place continuously when the drive motor is running to ensure that it is at the correct speed The motor signal is varied using a technique called pulse width modulation PWM 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 35 Section 5 Control System Control System Operation When the operator selects a faster speed there will be a momentary imbalance between the desired speed and actual speed The microprocessor sends an increased signal to the motor to cause it to speed up The motor signal increases gradually over a fraction
19. in the hopper agitator Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 50 Section 5 Control System Control System Troubleshooting Low Water Interlock Not Functioning a LOW WATER b INTERLOCK Vd REPLAC LEVEL SWITCH FLOAT UP N NO REPLACE 5 CONTINUITY_7 LEVEL SWITCH YES YES Hen DOWN gt inl REPLAC cum INUITY LEVEL SWITCH NO REPLACE CONTROL BOARD Level Switch Damaged e Disconnect the power cord from any external power source e Drain the water tank Drain the glycol tank e Remove 10 32 x 3 8 button head capscrew that secures the P clip to the tank e Unwrap approximately 4 of spiral wrap from the wires 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 51 Section 5 Control System Control System Troubleshooting Remove the three 10 32 x 3 8 seal screws that secure the level switch into the tank Remove the level switch and O ring from the tank Check the level switch float for freedom of motion If float is stuck replace the level switch Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly Tilt the control panel forwards to access the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 52 E Section 5 Control System Control System Troubleshooting e Unplug the level switch from the
20. operate a multi meter to perform continuity and voltage measurements 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 1 Section 1 Introduction Manual Overview Tools Required In addition to the tools provided in the Red Dragon tool kit the following tools may also be required to perform troubleshooting and repairs e multi meter with voltage and continuity ranges e 0 050 1 16 5 64 3 32 7 64 9 64 and 5 32 hex keys e 2 Phillips screwdriver 1 4 11 32 3 8 and 1 2 combination wrenches 10mm 12mm and 14mm combination wrenches Safety Some of the troubleshooting routines require testing to be done while the unit is connected to an external power supply While the power supply is only 24V DC caution should be taken when working on live electrical circuits 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 2 Section 2 Sphere Handling System Description section 2 Sohere Handling System Description The purpose of the sphere handling system is to move the ignition spheres from the hopper through the injection head to exit the aircraft INJECTION OUTLET HOPPER GATES Tuy wm e Hopper The hopper is an open top container that stores the unprimed spheres On the bottom of the hopper is an oscillating agitator which directs the spheres into one of two chutes The lower ends of the chutes extend past the body of the
21. screws but do not tighten e Press on the close solenoid core and adjust the open solenoid position so that the locking pin aligns with groove in the feed control rod e Tighten the screws to secure the solenoid in place Replace the gate wiring harness wires onto the open solenoid terminals Install the gate assembly onto the injection head Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Press the feed gate switch to the OPEN position Check that the feed gates open 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 78 Section 6 Repairs for All Systems Repair Guide Close Solenoid Replacement Remove the gate assembly from the injection head e Disconnect the gate wiring harness wires from the close solenoid terminals e Remove the four 6 32 x 3 16 screws which secure the sole noid to the solenoid cover e Remove the solenoid Install the new solenoid onto the solenoid cover and secure using two 6 32 x 3 16 screws but do not tighten e Press on the close solenoid core and adjust the close solenoid position so that the locking pin on the open solenoid aligns with groove in the feed control rod e Tighten the screws to secure the solenoid in place Replace the gate wiring harness wires onto the close solenoid terminals
22. setscrews which secure the solenoid activator to the control rod e Press on the close solenoid core to try to fully extend the pin on the close solenoid 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 76 Section 6 Repairs for All Systems Repair Guide e Adjust the position of the control rod so that the locking pin on the open solenoid aligns with the groove in the feed control rod e Adjust the solenoid activator to touch the pin of the close solenoid e Secure the activator in place with its setscrews e Install the gate assembly onto the injection head Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Press the feed gate switch to the OPEN position e Wait ten seconds and press the switch to the CLOSE position Check that the feed gates close and lock Open Solenoid Replacement e Remove the gate assembly from the injection head e Disconnect the gate wiring harness wires from the open solenoid terminals 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 77 Section 6 Repairs for All Systems Repair Guide e Remove the two 6 32 x 3 16 screws which secure the solenoid to the solenoid cover e Remove the solenoid e Install the new solenoid onto the solenoid cover and secure using two 6 32 x 3 16
23. system There can be delays and sequencing of output devices to make the dispenser function better The details of the software program and system operation is quite complex and beyond the scope of this manual However the following sub sections explain the basic operation and interaction of the control system components SOLENOID INDICATOR Level Switch Operation The water level switch is a float type switch located in the water tank When the water level is low the switch is open The microprocessor illuminates the LOW WATER indicator and flashes the FAULT indicator on the remote control When the water level reaches the minimum required level the switch closes and the microprocessor extinguishes the LOW WATER and FAULT indicators If the water level is low the microprocessor ignores the input signal from the RUN STOP switch LEVEL MICRO SWITCH PROCESSOR 4 oo REMOTE CONTROL This acts as an interlock to prevent operation of the dispenser when there is insufficient water in the reservoir A faulty connection or broken wire will also produce an open circuit preventing operation of the dispenser 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 33 Section 5 Control System Control System Operation Hopper Operation The hopper agitator is driven by a DC motor When the RUN STOP switch is set to the RUN position t
24. 0 24 x 3 8 button head capscrew that secures the pump bracket e Pivot the bracket around the remaining capscrew and remove the water pump complete with the suction and discharge tubing 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 99 Section 6 Repairs for All Systems Repair Guide e Cut apiece of 8mm x 7 3 4 blue tubing and install on the new pump suction port e Cut apiece of 8mm x 2 1 2 blue tubing and install on the new pump discharge port Install the pump and bracket and secure with the 10 24 x 3 8 button head capscrew Connect the pump suction tube to the elbow in the bottom of the water tank Connect the pump discharge tube to the T fitting Connect the black pump lead of the wiring harness to the negative terminal of the pump Connect the red pump lead of the wiring harness to the positive terminal of the pump 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 100 Section 6 Repairs for All Systems Repair Guide Water Pump Wiring Harness Replacement e Disconnect the dispenser from external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the pump wiring harness from the main control board e Remove the four 10 24 x 3 8 button head capscrews which secure the lowe
25. 20 Section 3 Glycol System Glycol System Components Glycol Pump euh i zd C l e d U y MEN C jl i 1 c B W Nw AY INJECTION NEEDLE DE13227 GLYCOL PUMP DE13223 PUMP ARM DE13228 MANIFOLD BLOCK LH RH LH SHOWN DE13225 DE13226 1 O RING BUNA N AS568A 007 005112 101 104 INLET CHECK VALVE 1 8 NPT x 6 MM 200 201 202 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 21 Section 3 Glycol System Glycol System Troubleshooting Glycol System Troubleshooting Overview Prior to using this troubleshooting procedure ensure that the basic troubleshooting outlined in the operator s manual has been performed This advanced procedure assumes that there is glycol in the tank and that the user has attempted to prime the pump without success To diagnose the problem cycle the glycol pump by squeezing and releasing the pump arm Depending on the result use the following flowchart to determine which subsection to use Fr i TN NO GLYCOL d A a bw ef a N e E YES i m lt PUMP CYCLES AIR LEAKAGE nw Be NO dit d lt m a YES Fa PUMP ARM Y PUMP ARM i S WONT EXTEND O HA RETRACTED wi we i m Pd bi Ba PUMPARM Y EXTENDED m In each subsection is a secondary flowchart and detailed instructions to isolate the specific cause of the problem
26. 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board Unplug the battery from the main control board e Unplug the pump wiring harness e Unplug the power wiring harness Unplug the gate wiring harness e Unplug the motor wiring harness e Unplug the motor encoder e Unplug the level switch e Unplug the remote control wiring harness No O eee Ru a D Ek SW SO H Remove the control panel from the dispenser Remove the switch boots from the three toggle switches 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 111 Section 6 Repairs for All Systems Repair Guide e Remove the four 8 32 x 1 4 screws which secure the main control board to the control panel e Remove the main control board Install the new control board onto the control panel and secure using four 8 32 x 1 4 screws Replace the switch boots e Re attach all of the electrical connections to the main control board Replace the control panel and secure in place using four 1110 24 x 3 8 button head capscrews 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 112 Section 7 Supplier Cross Reference Supplier Chart section 7 Supplier Cross Reference Supplier Chart The purpose of this section is to provide a cross reference to alternate parts suppl
27. 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the motor encoder from the main control board Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 84 Section 6 Repairs for All Systems Repair Guide e Remove the four 10 24 x 3 8 button head capscrews which secure the lower control cover to the tank assembly e Remove the control cover Remove the P clip which secures the encoder and level switch wires to the tank assembly Remove the spiral wrap from the encoder and level switch Wires e Disconnect the motor wiring harness from the motor terminals Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 85 Section 6 Repairs for All Systems Repair Guide e Remove the gate assembly e Loosen the setscrew on the motor shaft coupling hub e Remove the two 10 32 x 1 1 4 socket head capscrews which secure the motor mount to the injection head e Remove the motor and motor mount e Remove the two 10 32 x 1 1 4 socket head capscrews which secure the motor to the motor mount e Remove the coupling hub from the motor e Install the motor mount onto the new motor and secure in place using two 10 32 x 1 1 4 socket head capscrews Install the coupling hub onto the motor shaft but do not tighten the setscrew Red D
28. Chart Alternate Supplier Contacts Century Spring Corp 222 East 16th Street Los Angeles CA 90015 800 237 5225 www centuryspring com Digi Key Corporation 701 Brooks Ave South Thief River Falls MN 56701 800 344 4539 www digikey com Festo Corporation 502 Earth City Expressway Suite 125 Earth City MO 63045 800 993 3786 www festo com McMaster Carr Supply Company 6100 Fulton Industrial Blvd SW Atlanta GA 30336 2853 404 346 7000 www mcmaster com McMaster Carr Supply Company 600 N County Line Rd Elmhurst IL 60126 2081 630 833 0300 www mcmaster com NAPA Auto Parts National Chain of Stores consult local yellow pages www napaonline com Power Sonic Corporation 7550 Panasonic Way San Diego CA 92154 619 661 2020 www power sonic com Cords Canada Ltd 62 Densley Avenue Toronto ON M6M 5E1 800 363 5080 www cordscanada com Fastenal Industrial amp Construction Supplies National Chain of Stores consult local yellow pages www fastenal com McMaster Carr Supply Company 200 New Canton Way Robbinsville NJ 08691 2343 609 689 3000 www mcmaster com McMaster Carr Supply Company 200 Aurora Industrial Pkwy Aurora OH 44202 8087 330 995 5500 www mcmaster com McMaster Carr Supply Company 9630 Norwalk Blvd Santa Fe Springs CA 90670 2932 562 692 5911 www mcmaster com Newark In One 4801 N Ravenswood Chicago IL 60640 4496 800 463 9275 www newark com Stock Drive Products 2101 Jericho Tpke
29. Hopper Motor Wiring Harness Replacement asoonnnnnnnnnnnnnnnnnnnnnnnnennnnnnnne 3 Feed Control Spring Replacement sessi eene 75 Solenoid Activator Adjustment esses esee nnn 76 Open Solenoid Replacement oonccccccccnccccccoccnncccnononncononononononnnnnnnnononnnonanennnos 77 Close Solenoid Replacement risser iraia ena 79 Gate Wiring Harness Replacement ssi seen nnn 80 Drive Coupling Heplacement esee eene nnn nnne nna nnn aa 83 Drive Motor Replacement scccccscecccsseccnsnsensusccaeecnsuscsaceecnsnsessusesacasensuseees 84 Drive Motor Wiring Harness Replacement 1 ccccseeeecneeeeceeeeecseesessnesesens 89 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 2 Inlet Check Valve Replacement cccccccseecccssseeececsasseecesssesecessseeseeessaeeseesaes 91 Outlet Check Valve Replacement isses esses renean nnn 92 Glycol Pump HebIQa6eIiglit sao 93 SUCTION Line Replacement seii seas seen nn anna nna anna aaa 95 Injection Needle Replacement sees esses esee enne 96 Check Valve Replacement scccccccseeeccccseseccecnseeccessneeecssssesecessaeeecessaeeseesaas 97 Water Pump Replacement 99 Water Pump Wiring Harness Replacement sss 101 Level Switch Replacement sessi sese eene nna nnns anna 103 Main Circuit Breaker Replacement seis 105 Power Wiring Harness Replacement sese 107 Battery ele 109 Main Control Board Repla
30. Section 5 Control System Control System Troubleshooting Gate Wiring Harness Damaged e Disconnect the power cord from the external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board f h 1 Discomnect the gate wiring harness plug from the main control board SOCKET e Check the continuity between socket 1 on the gate wiring harness plug and socket 1 on the gate receptacle e If there is no continuity replace the gate wiring harness SOCKET 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 55 Section 5 Control System Control System Troubleshooting Check the continuity between socket 4 on the gate wiring harness plug and socket 2 on the gate receptacle If there is no continuity replace the gate wiring harness SOCKET 4 SOCKET 2 Control Board Damaged Replace the main control board Hopper Wiring Harness Damaged e Remove the four 10 24 x 3 8 button head capscrews which secure the agitator assembly to the hopper body e Remove the agitator assembly e Disconnect the bullet connectors which connect the hopper wiring harness to the hopper motor 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 56 Section 5 Control System Control System Troubleshooting
31. anonononennnnns 13 Hopper Agitator Non Operational cccccooonccnccoconcnncononononononnonnnonanonononanononons 13 Feed Gales Wort ODEN E 14 Drive Mechanism Non Operational eiiis essaie enne nnne 15 MOTO CGOUDINO E 15 Feed Gates Won t Close occcccconccnncccoccnnnoconononocnononnonnnnnnnnnnnannnnnononnnnnnnnanennns 16 Section 3 Glycol System 18 Br egeisi E 18 Glycol System Components ussiussi evnaidutasesemsut Gt ususu Sco enam See eege 19 cs S 19 Cel 20 IV GON ZU M 21 Glycol System Tr ubleshoOlllig acci sott ri eno kar ico 22 VET 22 hUugs c9 qc H RI 23 a uuerpiduFscic celop EE 24 Pump Arm Extended ccsscccccssececsneeccauneeccauseccsausecssceecessuesessauaeessausessanesesaas 25 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 1 Section 4 Water System 27 preqeo Me o AP OA 27 Water System Ee enee EE 28 WALT TA eege 28 caue e E ds tt iaa 29 Waler Drain VAVO acid ii rip 30 Water System Troubleshooting cccccocccncccccncnnccconnnnnononnnononnnncnnnononnnnnnnnnnnnncnnonnnnnnnnns 31 A e No A 31 Rui dm 31 Section 5 Control System 33 Contor y
32. arily e Ifthe water pump does not run see Section 5 Control System Check Valve Stuck Shut e Disconnect one water discharge line from its nozzle check valve e Switch the water pump to the ON position momentarily If water flows from the discharge line replace the check valve Repeat procedure for other check valve Suction Plugged e Disconnect the pump suction line from the elbow in the bottom of the tank e fno water flows from the elbow clean the tank suction Check water filter and clean as required Water Pump Damaged e Repair or replace the water pump 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 32 Section 5 Control System Control System Operation section 5 Control System Control System Operation The control system for the Red Dragon is microprocessor based Unlike conventional systems which have switches hard wired to specific devices a microprocessor system has switches and sensors which provide input signals to a microprocessor Based on these inputs a software program makes decisions and sends signals to various output devices such as motors solenoids and indicators MICRO SWITCH PROCESSOR SENSOR The advantage of this type of system is that it allows complex operation of the output devices Any switch or sensor can be made to operate any output device based on the software program It also allows the introduction of timing into the
33. assembly e Rotate the manual hand wheel e Ifthe hand wheel does not turn clear the jam Control System e Set the RUN STOP switch to RUN Press the gate switch on the remote control to OPEN Ifthe RUN indicator on the main control panel is not flashing go to Section 5 Control System e If the MOTOR FAULT indicator on the main control panel is illuminated go to Section 5 Control System Motor Coupling f neither hub is turning tighten the motor shaft hub DORME N UNON OPERATIONAL A N o HAND WHEEL M _ CLEAR JAM TURNS YES RUN NO SECTION 5 FLASHING CONTROL SYSTEM YES SECTION 5 Y CONTROL SYSTEM MOTOR FAULT ILLUMINATED Cue a REPAIR un a Je REPLACE DRIVE MOTOR 9 Red Dragon from SEI Industries GC 2010 Red Dragon Service Manual Version B 15 Section 2 Sphere Handling System Sphere System Troubleshooting If both hubs are turning tighten the drive shaft hub If only the drive motor hub is turning replace the coupling Damaged Motor Gearbox e Replace the drive motor Feed Gates Won t Close d FEED GATES WONTCLOSE j e t Y E SECTIONS Y GATES CLOSE ES SECTION 5 MANUALLY 7 CONTROL SYSTEM A NO PA ADJUST ACTIVATOR 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B E Section 2 Sphere Handling System Sphere System Troubleshooting Control Syste
34. ate wiring harness to the solenoid cover e Disconnect the wiring harness connectors from the open solenoid e Disconnect the wiring harness connectors from the close solenoid e Disconnect the two wires from the gate receptacle using special extraction tool AMP 305183 e Remove the wiring harness from the gate assembly 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 81 Section 6 Repairs for All Systems Repair Guide e Install the new wiring harness onto the gate assembly Install the red lead into receptacle socket 1 Install the black lead into receptacle socket 2 e Attach the red and green leads to the open solenoid e Attach the red and blue leads to the close solenoid e Secure the wire harness to the gate assembly using a tie Wrap Route the wiring harness and plug into the main control board Replace the lower control cover and secure in place using four 10 24 x 3 8 button head capscrews e Secure the gate wiring harness to the tank assembly using the P clip Replace the tie wrap which secures the pump and motor wiring harnesses to the gate wiring harness 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 82 Section 6 Repairs for All Systems Repair Guide Eee e Install the gate assembly onto the injection head Install the hopper onto the gate assembly Connect the dispenser to an external power supply
35. cement ssi 110 Section 7 Supplier Cross Reference 112 UDI E SIE Tm 112 Alternate Supplier Contacts esses isses eaae nana nnns 115 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 3 E Section 1 Introduction Manual Overview Section 1 Introduction Manual Overview This service manual complements the Red Dragon operator s manual It is intended to provide enough information so that all service required on the machine can be performed locally Manual Organization The dispenser s functions have been organized into four major systems Sections two through five in the manual correspond to each of these systems SPHERE HANDLING a SYSTEM GLYCOL CONTROL SYSTEM SYSTEM WATER SYSTEM Each section begins with a description of how the components of the system operate Following that description are expanded drawings that identify the system components in detail Finally there are multiple troubleshooting procedures to identify common problems and offer possible solutions Once a problem has been diagnosed section six details the repair procedures for all systems Section seven is a supplier cross reference for the non proprietary parts used in the dispenser Skills Required The service person needs to have an average mechanical aptitude and be competent in repairs with basic hand tools He she also needs to be able to
36. d terminals while activating the open switch on the remote control If there is a transient voltage increase replace the open solenoid 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 60 Section 5 Control System Control System Troubleshooting Gate Wiring Harness Damaged Disconnect the external power supply to the dispenser Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly Tilt the control panel forwards to access the main control board Disconnect the gate wiring harness plug from the main control board Check the continuity between socket 1 on the harness plug and the red wire on the open solenoid If there is no continuity replace the gate wiring harness SOCKET Check the continuity between socket 2 on the harness plug and the green wire on the open solenoid If there is no continuity replace the gate wiring harness SOCKET 2 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 61 Section 5 Control System Control System Troubleshooting Control Board Damaged Replace the main control board Close Solenoid Damaged e Activate the close switch on the remote control and wait until the drive motor stops Measure the voltage across the close solenoid terminals while activating the open switch on the remote control If there is a transient voltage increase
37. e outwards unblocking the sphere paths FEED ROD SPRING 8 OPEN SOLENOID LOCKING PIN 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 4 Section 2 Sphere Handling System Description When the close solenoid is energized it pushes the feed control rod inwards causing the feed gates to block the flow of spheres through the passages The spring loaded pin re enters the groove in the feed control rod and locks the gates closed In an emergency the feed gate can be closed and locked by pushing the manual feed gate knob located on the end of the feed control rod r MANUAL FEED KNOB CLOSE SOLENOID Injection Head As a sphere exits the feed gate assembly it falls into one of the cavities in the injection shuttle The shuttle is driven in a reciprocating motion by the drive motor and the drive cam DRIVE CAM INJECTION NEEDLE THLE INJECTION SHUTTLE 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 5 Section 2 Sphere Handling System Description Outward motion of the shuttle causes the sphere to contact the injection needle and be injected with glycol For details of the injection process see Section 3 Glycol System When the shuttle reverses direction the sphere is extracted from the needle and transported to a point over the exit chute The sphere falls through a hole in the bottom of the injection h
38. e inlet check valve e Ifthe pump arm extends repair or replace the suction line Check glycol filters and clean as required Inlet Check Valve Stuck Shut e Remove the inlet check valve from the manifold block e Ifthe pump arm extends repair or replace the inlet check valve Glycol Pump Damaged e Repair or replace the glycol pump 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 24 Section 3 Glycol System Glycol System Troubleshooting Pump Arm Extended d PUMP ARM EXTENDED PLUGGED REPLACE NEEDLE NEEDLE i e OUTLET CHECK REPLACE OUTLET STUCK SHUT CHECK VALVE NO REPLACE PUMP Plugged Injection Needle e Un thread the elbow from the manifold block e Remove elbow and tube from the outlet check valve Press the pump arm Ifthe pump arm compresses repair or replace the injection needle 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 25 Section 3 Glycol System Glycol System Troubleshooting Outlet Check Valve Stuck Shut e Un thread the outlet check valve from the manifold block e Press the pump arm e Ifthe pump arm compresses repair or replace the outlet check valve Glycol Pump Damaged e Repair or replace the glycol pump 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 26 Section 4 Water System Description section 4 Water System Descript
39. ead and into the exit chute Ae A Exit Chute The exit chute contains the spheres until they have reached a point below the aircraft to ensure that no live spheres enter the aircraft 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 6 Section 2 Sphere Handling System Sphere System Components Sphere System Components Hopper rf cu rrr Se ed i i Z sch pr rj hi d T i a Z e y PE x Wa fe d a E d F i d RE i S 3 gy Ad i G ff aw Sa ur A de Wem Description HOPPER FABRICATION DE1351 CHUTE WINDOW DE1351 js cse pese lc lt NO a al 57 HOPPER LID DE13532 MACHINE SCREW PHILLIPS SS 8 32 X 3 8 000487 229 SHOULDER BOLT SS 1 4 X 1 4 X 10 32 000553 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 7 Section 2 Sphere Handling System Sphere System Components Hopper continued tem Description rany Joy 212 BUTTON HEAD CAPSCREW SS 10 24 X 3 8 000513 8 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 8 E Section 2 Sphere Handling System Sphere System Components Hopper continued oi SSC AN OS i co Yo y 00 rover N A j i f f j A 1 YS Lo Aso Sv fr d Jj tem Desorption rons Um AGITATORPLATE onser 39 AGITATOR LINKAGE AGITATOR CAM HOPPER MOTOR
40. er supply e Check that the POWER indicator on the main control panel is not illuminated e Push in the circuit breaker to reset e Check that the POWER indicator on the main control panel illuminates 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 107 Section 6 Repairs for All Systems Repair Guide Power Wiring Harness Replacement e Disconnect the dispenser from external power supply Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the power wiring harness from the main control board e Remove the nut on the front of the panel which secures the circuit breaker e Disconnect the power wiring harness from the main circuit breaker e Cutaway the plug on the old wiring harness 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 108 Section 6 Repairs for All Systems Repair Guide e Loosen the nut on the strain relief e Remove the old wiring harness by pulling it through the strain relief Install the new wiring harness into the front panel so that the insulation on the cable jacket protrudes approximately 1 4 past the strain relief e Tighten the strain relief Install the plug onto the wiring harness with the red lead in socket 1 and the black lead into socket 2 Plu
41. ervice Manual version B 74 Section 6 Repairs for All Systems Repair Guide Replace the agitator assembly into the hopper body and secure using four 10 24 x 3 8 button head capscrews e Adjust the agitator adjuster mechanism as required Install the hopper onto the gate assembly Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Check that the hopper agitator operates Feed Control Spring Replacement Loosen screw which secures the manual feed gate knob to the feed control rod e Un thread the knob from the feed control rod Remove the feed control spring 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 75 Section 6 Repairs for All Systems Repair Guide e Install the new spring onto the feed control rod Thread the knob onto the rod until the face of the knob is 3 4 from the face of the pillow block which supports the feed control rod e Secure the knob in place using the setscrew Install the gate assembly onto the injection head Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position e Press the feed gate switch to the OPEN position e Check that the feed gates open Solenoid Activator Adjustment e Loosen the
42. front of the dispenser Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly Tilt the control panel forwards to access the main control board Disconnect the remote wiring harness plug from the main control board SOCKET 4 Check the continuity between socket D on the panel receptacle and socket 4 on the wiring har ness plug If there is no continuity replace the remote wiring SOCKET D harness Check the continuity between socket F on the panel receptacle and socket 7 on the wiring harness plug If there is no continuity replace the remote wiring harness SOCKET F 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 59 Section 5 Control System Control System Troubleshooting Remote Control Damaged Gates Open Manually Open Solenoid Damaged Replace the remote control Ensure that the drive motor is stopped Remove the gate assembly Use a screwdriver to lift the locking pin and unlock the feed control rod If the gates do not open go to Section 2 Sphere Handling System Press on the close solenoid core to try to relieve the pressure on the lock pin Activate the open switch on the remote control If the gates open go to subsection Close Solenoid Damaged Activate the close switch on the remote control and wait until the drive motor stops Measure the voltage across the open solenoi
43. g the wiring harness into the main control board Connect the new power harness to the main circuit breaker Replace the circuit breaker into the front panel Replace the control panel and secure with four 10 24 x 3 8 button head screws 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 109 Section 6 Repairs for All Systems Repair Guide p YNYYYNYNYNYNYNN_ 4 Connect the dispenser to an external power supply e Push in the circuit breaker to reset Check that the POWER indicator on the main control panel illuminates Battery Replacement e Disconnect the dispenser from external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board Unplug the battery from the main control board Remove the old battery Install the new battery and connect to the main control board Replace the control panel and secure in place using four 1110 24 x 3 8 button head capscrews e Press the WATER switch to the ON position e Check that water flows from both water nozzles 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 110 Section 6 Repairs for All Systems Repair Guide Main Control Board Replacement e Disconnect the dispenser from external power supply Remove the four 10
44. he microprocessor checks the level switch to see if there is enough water to operate the dispenser If the water level is adequate a 24V signal is sent to the hopper motor The microprocessor also illuminates the RUN indicators on the main control panel and on the remote control HOPPER MOTOR LEVEL Se SWITCH INDICATOR RUN STOP PROCESSOR SWITCH d RUN INDICATOR REMOTE CONTROL Gate Operation The remote control provides the input signals to operate the feed gate solenoids The open and close solenoids are used to change the position of the feed control rod and the feed gates GATE ASSY RUN STOP j E SWITCH OPEN MICRO SOLENOID PROCESSOR msc CLOSE SOLENOID mM A mmm mm REMOTE CONTROL When the RUN STOP switch is in the STOP position the inputs from the remote control are ignored When it is switched to the RUN position there is also a short delay before the remote control signals are acted upon This is to ensure that the hopper has time to fill its outlet queues before the gates open When the gate switch is pressed to the OPEN position a signal is sent to energize the close solenoid The close solenoid extends pushing the feed control rod and takes the lateral pressure off the open solenoid pin While the close solenoid holds the feed control rod in this position a signal is sent to the open solenoid to retract the locking
45. hopper and connect to the top of the gate assembly There are spring loaded stops located at the exits of the chutes When the hopper 1s removed from the gate assembly these stops close to prevent the flow of spheres from the hopper When the hopper is returned to the machine pins located on the gate assembly open the hopper stops The hopper agitator is driven by a motor through a cam and linkage Power to the hopper motor is supplied from the gate assembly via a multi pin connector that automatically mates when the hopper is installed onto the gate assembly Gate The gate assembly controls the flow of spheres from the hopper into the injection head As the spheres exit the hopper they enter two vertical sphere paths in the feed gate assembly Each path is blocked by a feed gate These are cylindrical pins attached to a common feed control rod The position of the feed control rod and feed gates is controlled by two solenoids under direction from the microprocessor see Section 5 Control System 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 3 Section 2 Sphere Handling System Description OPEN SOLENOID f c Los E SOLENOID r FEED CONTROL ROD SPHERE PATHS FEED CSATES When the open solenoid is energized it withdraws a spring loaded locking pin from the groove in the feed control rod Once the feed control rod is unlocked the feed rod spring forces the feed control rod to mov
46. ice Manual version B 41 Section 5 Control System Control System Components Remote Control tem Seege par y o REMOTE CONTROL WIRING HARNESS E3910 1 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 42 Section 5 Control System Control System Components Power Wiring tem Description an oy 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 43 Section 5 Control System Control System Components Wiring Harness Description Pets Jay 0 DRIVE MOTOR WIRING HARNESS DE13212 2 PUMP WIRING HARNESS DE13421 GATE WIRING HARNESS DE13307 HOPPER MOTOR WIRING HARNESS 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 44 Section 5 Control System Control System Components Water Level Switch Item Description Part Qty LEVEL SWITCH ASSY DE13421 O RING BUNA N AS568A 029 005993 SEAL BOLT SS 10 32 X 3 8 000546 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 45 Section 5 Control System Control System Troubleshooting Control System Troubleshooting No Power NO POWER CORRECT POLARITY REVERSE POLARITY REPLACE POWER WIRING HARNESS Power Supply Polarity e Disconnect the power cord from the pigtail cord on the front of the dispenser Red Dragon from SEI Industries 2010 Red Dragon Service Manual version
47. iers for the non proprietary components used in the dispenser The item number in the table corresponds to the item number used in the expanded drawings in the previous sections of the manual Contact information for the various suppliers can be found at the end of this section Description SEPA Sepe mtetan 107 BUSHING FL BPZ 1 2 x 5 8 x 1 4 005109 SF 1620 4 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 113 Section 7 Supplier Cross Reference Supplier Chart Supplier Chart continued tem scion ste ua 137 CAP BLUE 005995 910 2121 01 SCREW 6 32 x 7 8 SC SS 000414 Fastenal 208 SCREW 10 32 x 1 1 4 SC SS 000536 Fastenal 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 114 Section 7 Supplier Cross Reference Supplier Chart Supplier Chart continued reece a ES 222 SCREW 8 32 x 3 8 MS PNPH SS 000487 Fastenal 228 NUT NYL 10 32 HX SS 001685 Fastenal NUT NYL 4 40 HX SS 001657 Fastenal 238 BOLT 3 8 x 1 2 x 1 4 20 SH HX SS 006411 McMaster Carr 94035A309 BUSHING FL BRZ 3 8 x 1 2 x 5 16 00982 tt 242 WASHER FLT 1 4 x 5 8 SAE SS 001819 Fastenal 0171977 NUT JAM NYL 1 4 20 HX SS Fastenal 305 BOOT TOGGLE SW 1 4 40 BLK 001364 Digikey 360 1750 ND 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 115 Section 7 Supplier Cross Reference Supplier
48. inder to flow through the injection needle and into the sphere When the shuttle reverses direction the sphere is pulled away from the pump arm and an internal spring in the pump extends the piston The outlet check valve is closed preventing air from entering the cylinder through the needle The extending piston creates a partial vacuum in the pump cylinder and the atmospheric pressure in the glycol tank causes the inlet check valve to open and the pump cylinder is refilled with glycol There are two filters in the glycol lines between the tank and the pump assemblies They have clear outer bodies to allow visual inspection The filters can be cleaned by removing and back flushing with water 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 18 Section 3 Glycol System Glycol System Components Glycol System Components Glycol Tank w xx SADA OO te DN ef GLYCOL CAP 25 SEAL SCREW SS 10 32 X 3 8 000546 6 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 19 Section 3 Glycol System Glycol System Components Glycol Piping 117 ADAPTER 1 8 NPT x 8 MM 003651 1 118 DRAIN VALVE 8 MM 004224 1 03651 119 ADAPTER 1 8 NPT x 6 MM 003650 2 123 138 2 2 SC 2 218 NYLOCK NUT SS 8 32 001659 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B
49. ion The purpose of the water system is to spray the injection chambers with water in the event of a sphere igniting in the chamber The major components of the system are the water tank pump and two nozzle assemblies Each nozzle assembly consists of a check valve and a water nozzle mounted into a block FILLER BREATHER WATER TANK ___NOZZLE ASSEMBLY l CHECK DRAIN WV ES FILTER VALVE VALVE A y WATER NOZZLE l PUMP l i NOZZLE ASSEMBLY There is a filter in the water line between the tank and the pump It has a clear outer body to allow visual inspection The filter can be cleaned by removing and back flushing with water 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 27 Section 4 Water System Water System Components Water System Components Water Tank SA UA ASA O Wem Description non oy 215 SEAL SCREW SS 10 32 X 3 8 000546 6 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 28 Section 4 Water System Water System Components Water Piping DE13218 DE13218 115 TEE 8 MM x 8 MM x 6 MM 003660 1 116 STREET ELBOW 8 MM x 6 MM 003648 1 121 TUBING 6 MM BLUE 004218 24 IN 122 TUBING 8 MM BLUE 004220 10 IN 139 WATER FILTER 006236 1 209 SOCKET HEAD CAPSCREW SS 8 32 X 1 2 000419 2 BUTTON HEAD CAPSCREW SS 410 24 x 3 8 000513 9 Red Dragon fro
50. l version B 38 Control System Operation Section 5 Control System Wiring Diagrams HOPPER MOTOR i O CH gt uj E I gt 0 po Yo iQ m os ef VE J j x I a z i x T T pesce pem mg o IO D TI zo emm wm E R mmm mmm AR mmm wm pm mmm a LO mq et 2 LATO NZ d x I m z e a t O O El CS Lu LU ma j a O O Se gt 5 bd D gt O a CH y O O W ze gt o e a Y a al a Si aj Y al y e lor ia aia ee emt popee pe popeee ke A M SL NE UE LN mJ LA JIvo9 HMd iva 39 2010 Red Dragon Service Manual Version B 9 Red Dragon from SEI Industries GC Control System Operation Section 5 Control System Wiring Diagrams continued JONHLINOO ALOWSY z a Z z Y Q LLI oc z ie X 5 a o D Q5 O a Se Se BEN E L m o a u wu oO a a o om lt ha 5 a ES X uo AS AN A N N A ON N A AI eo Bb NES NN M E PN A O A ER Uf 134431 KE WATER LEVEL YSCOONSA YOLOW 3AINHG a z Tm iu KS x cea ac gt co oe E E N ceo E To H3GOON 40 2010 Red Dragon Service Manual version B 9 Red Dragon from SEI Industries GC Section 5 Control System Control System Components Control System Components Main Control Panel Description Pan Qty MAIN CONTROL BOARD DE13610 131 St 307 SWITCH BOOT M12 RED 001366 308 SWITCH BOOT M12 YELLOW 001367 5 Red Dragon from SEI Industries 2010 Red Dragon Serv
51. m e Remove the gate assembly Presson the close solenoid core to try to close the gates Ifthe gates close and lock go to Section 5 Control System Solenoid Actuator Misaligned Adjust the position of the solenoid actuator 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 17 Section 3 Glycol System Description section 3 Glycol System Description The purpose of the glycol system is to inject a fixed amount of glycol into each sphere regardless of the drop rate The major components of the system are the glycol tank and two glycol pump assemblies Each glycol pump assembly consists of a pump arm constant displacement pump inlet check valve outlet check valve and an injection needle FILLER BREATHER N GLYCOL TANK FILTER ES FILTER Ke PUMP ASSEMBLY _ V DRAIN __L___PUMP ASSEMBLY A VALVE INLET i A CHECK CN Lo ce T H ee ME PUMP El D ARM Y Q INJECTION OUTLET NEEDLE CHECK As the injection shuttle pushes a sphere towards the pump assembly the tip of the injection needle pierces the sphere Continued motion of the shuttle causes the sphere to press against the pump arm which compresses the piston The inlet check valve is closed preventing glycol from returning to the tank As the fluid pressure in the pump cylinder rises the outlet check valve opens allowing the glycol in the pump cyl
52. m SEI Industries 2010 Red Dragon Service Manual version B 29 E Section 4 Water System Water System Components Water Drain Valve 117 ADAPTER 1 8 NPT x 8 MM 003651 Description Partit Qty E 118 DRAIN VALVE 8 MM 004224 1 ty 122 TUBING 8 MM BLUE 217 SOCKET HEAD CAPSCREW SS 8 32 x 1 2 NYLOCK NUT SS 8 32 001659 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 30 Section 4 Water System Water System Troubleshooting Water System Troubleshooting Overview Prior to using this troubleshooting procedure ensure that the basic troubleshooting outlined in the operator s manual has been performed This advanced procedure assumes that there is water in the tank Use the following flowchart and detailed instructions to isolate the specific cause of the problem and determine a required action Once the required action has been determined the details of the repair procedure can be found in the repairs section No Water NO WATER a e wi e i E NO e b PUMP RUNS SECTION 5 d ONTROL SYSTEM CON M ns we i lt CHECK VALVE STUCK SHUT T ow P din X seg CLEAR SUCTION SUCTION X s fe REPLACE PUMP 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 31 Section 4 Water System Water System Troubleshooting Control System e Switch the water pump to the ON position moment
53. main control board e Check continuity across the two pins of the float switch plug when the float is at the top of the stem e If there is no continuity replace the level switch e Check continuity across the two pins of the float switch plug when the float is at the bottom of the stem e If there is continuity replace the level switch Control Board Damaged Replace the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 53 Section 5 Control System Control System Troubleshooting Hopper Agitator Non Operational HOPPER NON OPERATIONAL A HOPPER S YES SECTION 2 Du esc A SPHERE SYSTEM S RUNS 7 AAA D 28 NO er rn Be nu l a GATE YES VOLTAGE We we NO eae a a ER NO 7 UA le A NO r DE e HARNESS HARNESS REPLACE HOPPER CONTINUITY 7 CONTINUITY 7 WIRING HARNESS m PS o YES YES REPLACE REPLACE CONTROL BOARD HOPPER MOTOR Sphere Handling System e Set the RUN STOP switch to RUN e Ifthe hopper motor runs go to Section 2 Sphere Handling System Gate Voltage e Remove the hopper from the gate assembly e Measure the voltage across socket 1 and socket 2 of the gate receptacle see below If the voltage is equal to the supply voltage go to subsection Hopper Wiring Harness Damaged 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 54
54. n Service Manual version B Section 6 Repairs for All Systems Repair Guide Glycol Pump Replacement Press and hold the pump arm Hold the glycol supply line over the inlet check valve so that the valve fills with glycol Reconnect the supply line into the check valve Release the pump arm Press and release the pump arm repeatedly until the pump primes Remove the 3mm x 1 5 socket head capscrew that secures the pump arm to the pump piston Remove the pump arm Remove four 6 32 x 7 8 socket head capscrews that secure the pump to the manifold block m Remove the pump px i E 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 93 Section 6 Repairs for All Systems Repair Guide Remove the O ring from the pump Install the O ring onto the new pump Replace the pump onto the manifold block Hold pressure on the O ring and secure the pump cylinder to the manifold block using four 6 32 x 7 8 socket head cap screws e Replace the pump arm and secure to the pump piston using the 3mm x 1 5 socket head capscrews 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 94 Section 6 Repairs for All Systems Repair Guide e Press and hold the pump arm Hold the glycol supply line over the inlet check valve so that the valve fills with glycol e Reconnect the supply line into the check valve Release the pump arm
55. n Service Manual version B 90 Section 6 Repairs for All Systems Repair Guide e Plug the motor wiring harness into the main control board Replace the control panel and secure using four 10 24 x 3 8 button head capscrews Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Press the feed gate switch to the OPEN position Check that the drive motor operates Inlet Check Valve Replacement e Unscrew the inlet check valve from the manifold block e Install new inlet check valve in manifold block e Press and hold the pump arm Hold the glycol supply line over the inlet check valve so that the valve fills with glycol e Reconnect the supply line into the check valve e Release the pump arm e Press and release the pump arm repeatedly until the pump primes 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 91 Section 6 Repairs for All Systems Repair Guide Outlet Check Valve Replacement e Un thread the elbow from the manifold block e Remove elbow and tube from outlet check valve e Un thread the outlet check valve from the manifold block e Install new outlet check valve in manifold block e Replace elbow and tube into check valve e Install elbow into manifold block 5 Red Dragon from SEI Industries 2010 Red Drago
56. no continuity replace the remote wiring harness SOCKEI E e Check the continuity between socket F on the panel receptacle and socket 7 on the wiring harness plug e If there is no continuity replace the remote wiring harness SOCKET 7 SOCKET F 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 68 Section 5 Control System Control System Troubleshooting Remote Control Damaged Replace the remote control Gates Close Manually e Remove the gate assembly e Press on the close solenoid core to try to close the gate e Ifthe gates do not close and lock go to Section 2 Sphere Handling System Close Solenoid Damaged e Activate the open switch on the remote control Measure the voltage across the close solenoid terminals while activating the close switch on the remote control e If there is a transient voltage increase replace the close solenoid 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 69 Section 5 Control System Control System Troubleshooting Gate Wiring Harness Damaged Disconnect the external power supply to the dispenser Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly Tilt the control panel forwards to access the main control board Disconnect the gate wiring harness plug from the main control board Check the continuity between socket 1 on
57. of a second so that the motor speed increases smoothly If the dispenser jams the motor will stop turning and there will be a large difference between the desired speed and the actual speed Initially the microprocessor tries to increase the motor power to eliminate this error However if the speed error persists for more than a fixed amount of time the microprocessor decides that the machine is jammed The motor first reverses at a slow speed for a fixed time period and then resumes normal operation During this operation the FAULT indicator on the remote control will flash When the gate switch is pressed to the CLOSE position the drive motor continues to run for three more revolutions to purge the remaining spheres in the injection head To prevent the motor from acting like a generator when the manual hand wheel is turned there is a motor isolation relay When there is no power to the dispenser the relay contacts are open and the drive motor is isolated from the main control board When power is supplied to the dispenser the relay contacts close and connect the drive motor to the main control board Water Pump Operation When the WATER switch is pressed a 24VDC signal is sent operate the water pump The microprocessor illuminates the WATER indicator on the main control panel The microprocessor also sends a signal to the close solenoid to close the feed gates GATE ASSEMBLY MICRO WATER PROCESSOR INDICATOR
58. ontrol panel to the tank assembly e Tilt the control panel forwards to access the main control board e Unplug the level switch from the main control board e Remove the four 10 24 x 3 8 button head capscrews which secure the lower control cover to the tank assembly e Remove the control cover Remove the P clip which secures the encoder and level switch wires to the tank assembly e Remove the spiral wrap from the encoder and level switch Wires 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 103 Section 6 Repairs for All Systems Repair Guide e Remove the three 10 32 x 3 8 seal screws which secure the level switch to the tank Remove the old level switch assembly Install the new level switch and O ring into the tank and secure using three 10 32 x 3 8 seal screws Replace the spiral wrap onto the encoder and level switch wires e Secure the wires in place using a 10 32 x 3 8 button head capscrew and a P clip Install the wiring in the cutout above the lower control cover Replace the lower control cover and secure in place using four 10 24 x 3 8 button head capscrews Plug the level switch into the main control board Replace the control panel and secure using four 10 24 x 3 8 button head capscrews 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 104 Section 6 Repairs for All Systems Repair Guide
59. pin While the locking pin is retracted by the open solenoid the close solenoid 1s de energized allowing the feed control rod to be driven open by the feed control spring Finally the open solenoid is de energized 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 34 Section 5 Control System Control System Operation When the gate switch is pressed to the CLOSE position a signal is sent to energize the close solenoid The close solenoid extends pushing the feed control rod and compressing the feed control spring When the groove in the feed control rod aligns with the open solenoid locking pin the spring loaded pin enters the groove and locks the gate shut After a time delay the close solenoid de energizes Drive Motor Operation The remote control also provides the input signals to operate the drive motor DRIVE MOTOR MICRO EE SPEED EA PROCESSOR ENCODER RUN ZE E eenegen INDICATOR RUN FAULT INDICATOR REMOTE CONTROL When the RUN STOP switch is in the STOP position the inputs from the remote control are ignored and the drive motor will not run When the gate switch is pressed to the OPEN position a signal is sent to the gate solenoids to open the feed gates After a short delay a signal is then sent to turn on the drive motor This delay is to ensure that the first spheres have fallen cleanly into the injection shuttle before
60. r control cover to the tank assembly e Remove the control cover Remove the tie wrap which secures the pump and motor wir ing harnesses to the gate wiring harness Remove the spiral wrap from the pump and motor wiring harnesses e Disconnect the pump wiring harness from the pump Remove the pump wiring harness Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 101 Section 6 Repairs for All Systems Repair Guide Attach the new pump wiring harness to the pump ensuring that the red lead is attached to the positive terminal Replace the spiral wrap onto the pump and motor wiring harnesses e Secure the pump and motor wiring harnesses to the gate wiring harness using a tie wrap Install the wiring in the cutout above the lower control cover Replace the lower control cover and secure in place using four 10 24 x 3 8 button head capscrews Plug the pump wiring harness into the main control board Replace the control panel and secure using four 10 24 x 3 8 button head capscrews 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version pi 102 Section 6 Repairs for All Systems Repair Guide SLL e Press the WATER switch to the ON position Check that water pump operates Level Switch Replacement e Disconnect the dispenser from external power supply e Remove the four 10 24 x 3 8 button head capscrews which secure the c
61. ragon from SEI Industries 2010 Red Dragon Service Manual version B 86 Section 6 Repairs for All Systems Repair Guide e Attach the motor mount to the injection head and secure using two 10 32 x 1 1 4 socket head capscrews e Adjust the coupling hubs to that they are tight against the connector disk and the coupling assembly is centred between the motor shaft and drive shaft e Secure in place using hub setscrews e Re attach the motor wiring harness to the new motor ensuring that the red lead is attached to the positive terminal e Replace the spiral wrap on the encoder and level switch wires e Replace the P clip which secures the encoder and level switch wires to the tank assembly 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 87 E Section 6 Repairs for All Systems Repair Guide Replace the lower control cover and secure in place using four 10 24 x 3 8 button head capscrews Plug the motor encoder into the main switch board Replace the control panel and secure using four 10 24 x 3 8 button head capscrews Connect the dispenser to an external power supply e Check that the POWER indicator illuminates e Switch the RUN STOP switch to the RUN position Press the feed gate switch to the OPEN position Check that the drive motor operates 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 88
62. re System Troubleshooting Hopper Agitator Non Operational JJ HOPPER NON OPERATIONAL 0 HOPPER NO SECTION 5 MOTOR YES ou NO TIGHTEN ROTATES CAMSETSCREW YES REPAIR LINKAGE Control System e Set the RUN STOP switch to RUN Ifthe hopper motor does not run go to Section 5 Control System Cam Setscrew Loose Ifthe cam rotates align the cam setscrew with the flat on the hopper motor shaft and tighten the setscrew Agitator Linkage Damaged e Inspect and repair the agitator linkage 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 13 Section 2 Sphere Handling System Sphere System Troubleshooting Feed Gates Won t Open FEEDGATES WON T OPEN GATES OPEN S SECTION 5 MANUALLY CONTROL SYSTEM REPLACE ROD SPRING Control System Ensure that the drive motor is stopped e Remove the gate assembly e Use a screwdriver to lift the locking pin and unlock the feed control rod Ifthe gates open go to Section 5 Control System Feed Control Rod Spring Damaged Replace the feed control rod spring 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 14 Section 2 Sphere Handling System Sphere System Troubleshooting Drive Mechanism Non Operational Hand Wheel Turns e Remove the gate
63. the harness plug and the red wire on the close solenoid If there is no continuity replace the gate wiring harness SOCKET Check the continuity between socket 3 on the harness plug and the blue wire on the close solenoid If there is no continuity replace the gate wiring harness SOCKET q Control Board Damaged Replace the main control board 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 70 E Section 6 Repairs for All Systems Repair Guide section 6 Repairs for All Systems Repair Guide Hopper Motor Replacement Remove the four 10 24 x 3 8 button head capscrews which secure the agitator mechanism to the hopper body Remove the agitator mechanism from the hopper body e Loosen the 8 32 setscrew which secures the agitator cam to the hopper motor shaft 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 71 Section 6 Repairs for All Systems Repair Guide e Remove the two 10 32 x 3 8 screws which secure the hopper motor to the hopper base e Disconnect the hopper wiring harness from the hopper motor terminals Remove the hopper motor from the agitator assembly Install the new hopper motor into the agitator assembly and secure to the hopper base using two 10 32 x 3 8 screws e Attach the hopper wiring harness to the hopper motor e Align the motor shaft flat with the setscrew in the agitator
64. the supply line into the check valve e Release the pump arm e Press and release the pump arm repeatedly until the pump primes Check Valve Replacement e Disconnect the water line from the check valve and cap the water line 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 97 Section 6 Repairs for All Systems Repair Guide e Remove the 8 32 x 1 2 socket head capscrew that secures the water nozzle assembly to the injection head Remove the water nozzle assembly from the injection head e Remove check valve from nozzle assembly e Blow out check valve with compressed air in the normal flow direction to clean the valve Blow air in the reverse direction fair does not flow reinstall into the nozzle assembly e fair does flow install a new check valve into the nozzle assembly 5 Red Dragon from SEI Industries 2010 Red Dragon Service Manual version B 98 Section 6 Repairs for All Systems Repair Guide Replace nozzle assembly into injection head and secure with 8 32 x 1 2 socket head capscrew Reconnect the water discharge line to the check valve Water Pump Replacement Drain the water tank using the tank drain valve e Disconnect the pump wiring harness from the pump motor e Disconnect the pump suction line from the elbow in the bottom of the water tank e Disconnect the pump discharge line from the T fitting Remove the lower 1
65. ustries 2010 Red Dragon Service Manual Version B 48 Section 5 Control System Control System Troubleshooting Main Circuit Breaker Trips CIRCUIT BREAKER TRIPS BOARD DISCONNECTED TRIPS STOP TRIPS REPLACE CONTROL BOARD YES REPLACE POWER WIRING HARNESS NO HOPPER TRIPS MOTOR ROTATES BY HAND CLEAR HOPPER JAM 9 Red Dragon from SEI Industries 2010 Red Dragon Service Manual Version B 49 Section 5 Control System Control System Troubleshooting Power Wiring Harness Damaged Remove the four 10 24 x 3 8 button head capscrews which secure the control panel to the tank assembly e Tilt the control panel forwards to access the main control board e Disconnect the power wiring harness from the main control board e Reset the breaker e If the breaker trips replace the power wiring harness Main Control Board Damaged e Switch the RUN STOP switch to the STOP position e Reconnect the PWR wiring harness to the main control board e If the breaker trips replace the main control board Gate Wiring Harness Damaged Remove the hopper from the gate assembly e Switch the RUN STOP switch to the RUN position e Ifthe breaker trips replace the gate wiring harness Hopper Motor Damaged e Rotate the agitator cam and hopper motor by hand Ifthe motor rotates replace the hopper motor Hopper Jammed Clear the jam

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