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Bobtail troubleshooting flow diagram Page 1 - Initial check WILL NOT PUMP PUMP WILL NOT ENGAGE WITH RF PTO ENGAGED AND PTO ENGAGED AND PTO AND PUMP WILL NOT ENGAGE SEE RF & AIR SYSTEM MODULE SEE PIPING SYSTEM MODULE SEE METER REGISTER MODULE SEE RF & AIR SYSTEM MODULE SEE ELECTRICAL MODULE NO PUMP PRESSURE PUMP PRESSURE OK Arrow Tank and Engineering, Inc. 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] NO POWER AT PRINTER & REGISTER Bobtail troubleshooting flow diagram Page 2 REGISTER MODULE PUMP WILL NOT ENGAGE WITH RF PTO ENGAGED AND NO PUMP PRESSURE VERIFY POWER TO PRINTER AND REGISTER (DIGITS SHOWING) VERIFY METER VERIFY METER VAPOR RETURN LINE DISCHARGE SHUT-OFF VALVE IS OPEN TO TANK IS OPEN VERIFY PRINTER AND PRINT DELIVERY PRINT DIAGNOSTIC REGISTER TICKET AND CHECK TICKET AND CHECK CABLE CONNECTIONS FOR ERROR MESSAGES FOR ERROR MESSAGES SEE METER MODULE Arrow Tank and Engineering, Inc. 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] DEPLOY DELIVERY HOSE AND CHECK FOR KINKS Bobtail troubleshooting flow diagram Page 3 METER MODULE CRACK OPEN FLEXIBLE REGISTER POWER ON CHECK FIRST STAGE LINE ATTACHED TO AND TICKET IN SOLENOID VALVE(S-1) CENTER OF PRINTER. CHECK FOR OPERATION IF DIFFERENTIAL VALVE CLICK ON RUN/RESET EQUIPPED IF METER LOCKED, CONSULT OWNERS MANUAL FOR REPAIR PROCEDURE INSPECT DIAPHRAGM GASKET, FLOAT BALL LTD BLEED, REED STRIPS, MAIN VALVE BLOW DOWN METER PIPING. REMOVE & STRAINER AND INSPECT FOR DEBRIS Arrow Tank and Engineering, Inc. VERIFY FLOW OR NO FLOW THRU METER NOT LOCKED VERIFY POWER TO PRINTER AND REGISTER (DIGITS SHOWING) IF VAPOR PRESENT WITHIN 1-3 MINUTES DIAPHGRAM AND S-1 OK MAKE CERTAIN TANK IS NOT OVERLOADED 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] CHECK FOR PRESENCE OF LIQUID WITH REGISTER IN ACTIVE "RUN" POSITION CONSTANT LIQUID PRESENT Bobtail troubleshooting flow diagram Page 4 ELECTRICAL MODULE CHECK FUSES IN ELECTRICAL DISTRIBUTION CENTER IF EQUIPPED CHECK 30 AMP FUSE AND FUSE HOLDER CONNECTIVITY AT THE SOURCE IF NO VOLTAGE PRESENT TO CONSTANT HOT ITEMS CHECK WIRING TO SOURCE VERIFY POWER IN THE DISTRIBUTION CENTER IF NO VOLTAGE PRESENT TO KEYED-ON ITEMS CHECK WIRING TO SOURCE VERIFY IF COMPONENT ACTIVATED WITH PRESSURE SWITCH (IE. RF/PARK BRAKE) IF NO POWER TO SPECIFIC COMPONENT CHECK POWER WITH VOM AT COMPONANT CHECK POWER HARNESS TO COMPONENT FOR DAMAGE Arrow Tank and Engineering, Inc. 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] CHECK 30 AMP FUSE AND FUSE HOLDER CONNECTIVITY AT THE SOURCE Bobtail troubleshooting flow diagram Page 5 AIR SYSTEM MODULE VERIFY TOGGLE SWITCHES FOR MAIN VALVE & PTO ARE ACTIVATED CHECK FOR AIR PRESSURE AT AIRLINE INLET PORT OF RF SOLENIOD ENCLOSURE VISUALLY INSPECT OPERATION OF ACTUATORS AT EACH COMPONENT CHECK FOR PRESSURE CHECK FOR PRESSURE AT OUTLET PORT AT OUTLET PORT OF OF SOLENOID SOLENOID ENCLOSURE ENCLOSURE - PTO MAIN VALVE Arrow Tank and Engineering, Inc. CHECK EMERGENCY TRIP BACK OF CAB MUST BE IN ACTIVE POSITION VERIFY PARKING BRAKE IS SET SERIOUSLY-PULL IT! CHECK FOR AIR PRESSURE AND EXHAUST AT TOGGLE SWITCHES AUDIBLE NOISE VERIFY VOLTAGE IMPUT TO AIR/ELC SOLENOIDS FROM REMOTE DEVICES IMPUT FROM PARK BRAKE AIR PRESSURE SWITCH FOR MAIN VALVE SOLENOID 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] IF M2 CHASSIS CHECK AIR HORN AND SEAT DOES NOT WORK = AMU BAD IMPUT FROM PTO CHANNEL ON RF RECEIVER FOR PTO SOLENOID Bobtail troubleshooting flow diagram Page 6 RF SYSTEM MODULE PTO WON'T DISENGAGE? CLEAN EXHAUST CHECK EXHAUST PORT/AIRLINE OF PORTS ON THE ROAD DEBRIS AND/OR SOLENOID ENCLOSURE ICE AND SNOW SYSTEM POWER TEST KEY ON POWER & OBSERVE LED BLINK ON RECEIVER REPLACE BATTERY IF BAD CALL BASE 800-924-1010 Arrow Tank and Engineering, Inc. VERIFY SIGNALS ACTIVATE HH BATTERY TEST RECEIVED AND CHANNEL FUNCTION - OBSERVE QUICK FLASH=OK ACTIVE LED INDICATOR MULTIPLE FLASH= BAD INSIDE/OUTSIDE RECEIVER ACTIVITY ON RECEIVER BYPASS RF SYSTEM AT SOLENOID ENCLOSURE TO FINISH DELIVERY AND GET HOME IF WORKING WITH ANTENNA DISCONNECTED REPLACE ANTENNA 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] IF NO RESPONSE DISCONNECT ANTENNA AND TRY AGAIN Bobtail troubleshooting flow diagram Page 7 PIPING SYSTEM MODULE CHECK INTERNAL VALVE (ISC) VERIFY OPERATION OPEN, PARTIAL, CLOSED IF PUMP ROTATING VERIFY ALL VALVES IN PUMPING SYSTEM ARE OPEN VERIFY PTO SHAFT AND/OR PUMP SHAFT ARE ROTATING VERIFY PTO AIR IF NOT ROTATING CIRCUIT AND PTO AIR CHECK FOR BROKEN SOLENOID OPERATION U-JOINT, KEYWAY IN RF ENCLOSURE OR PUMP ROTOR PERFORM PUMP REFERENCE CHECK FOR BROKEN REFERENCE TESTS AS OF STEM ROLL PIN OR MISSING END OF STEM 5 - 9 END O'CLOCK CLOSED CLEVIS ON VALVE RECOMMENDED BY 12 - 6 O'CLOCK OPEN PUMP MANUFACTURER (WAIT 10 MINS IF SLUGGED) AND ACTUATOR IF PUMP FOUND TO BE DAMAGED REPAIR AS NEEDED Arrow Tank and Engineering, Inc. 650 North Emerson, Cambridge, MN 55008 • phone: 763-689-3360 • toll free: 800-333-5532 • email: [email protected] VERIFY PTO AIR/ELECT SOL SWITCH AND WIRING NEAR MOUNTING FLANGE ON TRANS
