【 Weak current College 】 OTIS Otis Elevator failure sets a

Fault 1: 3100 user complaints elevator stop cannot run, the external call does not work, floor displays properly, do not open the door by TT check TCB fault logging 0100, 0105, OVF20 fault logging CHKDBDSIG, questioning SW1, 2 relays, found SW1 relay auxiliary contacts bad, replacement properly.

Fault 2: T60 lift user complaints in leveling locations repeatedly switch, you need to close the door several times before you can run most of the time correctly. Check MIB Board and inverter fault logging. Observation in the room waiting for failure to appear. Found in fault appears, U, D to disconnect immediately after the pick-up, multimeter check U, D relay A1 Terminal voltage, found at fault when no voltage, combining fault no failure registration, suspected fault should be in the safety inspection, each check car door, door contact normal Office yet check out the point of failure, and observation, found after absorbing LB relay U, D relay is broken, check the drawings, LB relay on U, D relay basically had no impact. After the hands resist LB relay to control by the people, found fault does not occur. Suspected LB relay contact failure, will control cabinet in main relay contact checked and found that the SDP relay 13-14-contact contact resistance 50-200 ohm, contact cleaner after failure frequency significantly reduce, replace it after troubleshooting.

Failed 3: T2000VF user complaints lift off, arrives on the people, to the room open repair lift, TT check MC fault logging 2703, DB failure record DCURRENTFDBK, check UDX relay contact contact correctly, check the control cabinet motor output pile head discovery W phase pile head burned, replace the pile head back to normal.

Fault 4: T2000VF user complaints elevator a shake shake a terrorist. Using the MC TT check failure record 2703, DB failure record INVERTEROCT, check UDX relay contact normal, control cabinet wiring pile head normal motor, motor coil resistance in normal, temporarily unable to isolate the fault, then consider if brake under normal circumstances you cannot let go of, PVT not properly can also cause trouble, check brake properly, PVT check found plug welding line has a loose, welding fine after repairing malfunctions.

Fault 5: 300VF user complaints elevator stops stopped, ran a layer to stop 5 or 6 times. To engine room found fault hosts a great running noise, like the sound of the mechanical grinding Sassafras, La-electrical sliding car check host machine running properly, the judgment is electrical failure. Using the MC TT check failure record 2703, DB failure record DCURRENTFDBK, INVERTEROCT, replacing normal after PVT.

Fault 6: run a T60 user complaints hold off. Arrival found and didn't run on people, lift a hold, check MIB failure registration OUS, SDP, check the speed sensor, found the CD has a lot of butter, cleaned properly.

Failed 7: 3100 user complaints elevator door stops in 1/f, no response to the outbound-TT check status to normal M111, check the close button signal no input screens do not consider, on the door switch normal overhaul in elevator restored elevator is always stopped at the 1st floor and open the door, and there is always a M111 callsbased exists would call in and outbound for business as usual, suspected LCBII Board call switch problem, or down toggle no call signal input, dismantle switch back to normal after the elevator, holding multimeter checking switch has a Deputy Minister-contacts.

Fault 8: T40 elevator, a maintenance worker has during the on-site repair faults, but check out problem, arrives in the engine room open repair lift does not move, check the light properly, check the hall door line number behind a 110V 2XQ36, no electricity, no check is SDP relay, check the SDP relay suction line package no electricity, questioning BPR\AZX relay contact, find AZX relay 1-9 close regular contact is blocked, replacement elevator back to normal.

Fault 9: (the fault becausefor a long time, failure record is not clear) T2000VF lift up a hold, normal, check the downlink DBR resistance found a resistance of blow, replacement properly.

Fault 10: T-40 downlink speed to ping layer has more sense whiff of investigation reported gate arm in the middle of the pegs out replacement top silk fault elimination. This fault is extremely dangerous, we host maintenance 17CT must note brake PIN.

Fault 11: 3100 elevator frequent EFO, onsite TT view status after observation, normal, and occasionally appear, check the fire EFO input correctly, check the normal, check user RS18 fire module occasionally action after removal.

Fault 12: CHVF elevator up to 2 layers of emergency stop, brake not loose, a lift and to return to the base station, so repeatedly, according to brake inadequate voltage.

Fault 13: T-40 a 1m/s, 10-10 station 40 beds, occur when starting up operation — run-for-speed protection this several times to reach the 3 floor, and run to the door, 2/f, not arrive 3rd floor without opening the door to 1 upstairs. After checking the discovery is a small relay AZX contact wires soldered.

Fault 14: T-3100 elevator, running sometimes appear lost layer that automatically to the bottom to find location. LCB11 fault logging for 0100, 0201, 0211, OVF20 no fault logging. The cause of the malfunction, LCB11 plate chip, replacement properly.

Fault 15: T-3100 elevator, user response lift sometimes stopped in a layer does not open the door. LCB11 fault is the cause of the malfunction, 0205, as motor thermal protection. Because the room temperature is not very high, see brake are normal. Adjusted after normal OVF20 parameter.
BR > fault 16: T-3100 elevator, Elevator user reaction sometimes stops at a floor door fixed ladder, which appear as 1F, and received after normal 1LS accompanying cables. Fault 17 (this failure by-screwdriver friends) T-3100 elevator, user response lift sometimes have lost. LCB11 fault logged as: 0100, 0201, 0231 OVF210 fault logged as: SHUTDOWN, 1LSINIDEC, 1LV LVMISSED and then, after the normal 2LV.

Fault 18: T-3 passenger elevator, that elevator gateway, to check maintenance run startup sometimes does not start properly, the motor does not go, check line, U, D, relay contact bad restored in maintenance run sometimes still doesn't start, brake cannot open, questioning G contactor contacts bad, fix multimeter test properly, make troubleshooting is still not good, direct contacts of the jumper of contactor G after normal. Replace G contactor troubleshooting. Previously repaired some contactor failure has met with multimeter test properly, but the actual use of contacts still have trouble, if you are unfamiliar with the circuit knowledge will make detours, so will this fault made recommendations we check the contactor contacts more attention.

Fault 19: Xizi Otis Elevator: configured to STAR LCB-II, Yaskawa inverter. Trouble phenomenon: the elevator runs an hour will be protected in the engine room observed as long as the brake first actions after action LCB-II DZ relay will protect. enquiries DZ relays and accompanying cables properly, after the time delay relay replacement door area, lift up and running.

Fault 20: T60 elevator, no one uses, the elevator door kept switching, someone uses does not work. Investigation, in the case of safety edge didn't adjust, in doors in place when touching the touch pad switch induced. resize after fault elimination. In addition if you have a dual-touch panels also note the location of the gate within the cam is abnormal.

Fault 21: E411 elevator, TT display; DB: adopt an interpretation failure, MC: brake switch failure. Clean and adjust brake, replace the brake switch, several weeks after the failure occurred. Replace the H1, H2, still unresolved after 5M. Over the next six months, the elevators power Cabinet in all parts of the brake and connecting all and other elevator swap or adjustment. But still not resolved. Finally in a cleaning and maintenance in traction machines have a bolt slightly loose, tighten it a quarter circle disappears after the failure. Is connected the two brake arm bolts needed to climb up from top to bottom, inside one of the two nuts on the side, slightly loosen the bolts run-off caused.

Fault 22: Theo FO the freight elevator, configure CB-II: Star-Delta start: 3/3 failure phenomenon: the elevator to the second floor will lose its position, but to the third floor. LCB-II no fault logging after the observation in the engine room-: no host found. observation after: find brake hug elevator will self location. also found brake in action, LCB-II on led is not lit-DZ adjust brake action time, lift up and running.

Fault 23: Xizi Otis Elevator: configured to STAR LCB-II, Yaskawa inverter. Elevator speed car, downlink instruction is always up, and then lift the inverter. According to the cause of the failure of the inverter for: PG (encoder) plate loose lead!

Fault 24: 2000VF2 parallel ladder, 11 points at midday to 2 points, down-normal, normal, long range DOCSIS short-term exchange rate when the emergency stop button the same fault .2 Taiwan. other periods of all normal in excluding a trouble-free lift itself, found in this time period 3-phase voltage reaches 420V. the rated voltage of the inverter to 400V. elevator after normal.

Fault 25: T-3100 elevator occasional stop ladder, internal and external call and display properly. Elevator status pending ladder is fixed ladder. No fault logging. Reason: no input UIB, DIB, C1 relay contacts 13/14.

Fault 26: T-3100 elevator ran a layer or to the top-level function, the other is not. The lift to the station is not open to find the location. Fault logging to LCB2: 0100, 0201, 0211: UIS.

Fault 27: GEN2 elevator outbound is off, the button does not work, the elevator into the fire, because of the fire signal power is taken from the outbound to 30V, so according to directly check the phenomenon, discovered the power supply 30V 10A insurance burned, replacement properly.
Fault 28: France 2000: each layer to station clock louder in the chaos at the same time, outbound function. Cause: the fire switches connected GROUP-LINK, its corresponding RS11 damaged, replace back to normal.

Fault 29: Xizi Otis Elevator: configured to STAR LCB-II, Yaskawa inverter lift up and slow down a slight jitter, the rest are fine. Cause: replacement of the encoder after the restoration of normal!!!

Fault 30: Xizi Otis STAR-CON elevator: Configure CB-IILPBSIEI symptom: shut slow very. (Omit the door-resistance, not resolve) the investigation confirmed that didn't find external line problems., replace the portal crane plates suspected the new plate. the problem persists. finally replace the capacitance to solve the problem fixed crane system is similar to-day's door MRDS.

Fault 31: Xizi Otis STAR-CON elevator: Configure CB-IILPBSIEI symptom: elevator self protection. (LCB-II protection) TT display door protection-not found after search. line problems after you replace the LPB Board., elevator.

Fault 32: 3100 elevator does not run, to jump after observation F6C insurance, up to check phase sequence output error relay no lights. MoreChanging phase sequence relay, elevator.

Fault 33: T-40 close slowly, almost powerless. check door power supply voltage normal, check the box cam Portal crane found armature is almost black toner, clean with a soft paper back door machine back to normal.

Failure to open approximately 34: CHVF 20CM won't move, hands need very large force would be fully pushed open the door, the door in discoveries car door with side tilt, check the car door wheel found a wheel on the rubber skin has been damaged, replace back to normal. The same Hall doors will occur the same fault, if encountered a pair of door 2 wheel rubber skin is damaged, temporary emergency can scroll wheel rubber scraping on clean after resizing the door can also be run.

Fault 35: T40 elevator AB parallel A ladder play overhaul its maintenance found off the escalator no outbound B A ladder after normal according to A staircase, no. 8, no. 8, insurance insurance blow was + 42V power insurance, if it is in maintenance in burning, you should check whether the maintenance of certain button or safety edge power cord on the floor.

Fault 36: CHVF elevator customers reflect that often called in by 4 floor elevator stopped 3 floor maintenance time has been the magnetic stripe on, but failure is still after observation on room-control cabinet found elevator from the ground up on normal every after a layer in order to be: ipd.dz.ipu sparkling, but this ladder after 2 floor, bright finish when IPU immediately and bright, doubt accompanying cables or deceleration sensor switch have a problem with a spare cable-it replaced the elevator back to normal. measuring the original cables found after 2/f, the cable is still visible in the 24V, accompanying cables may be cable rupture and running will rub together!

37: in case of failure a T3200 elevator, 15/15 points, the elevator up run to the 6th floor, emergency stop, back to normal. 10/f, and emergency stop, then fine. Preliminary judge is the door blade hit the door wheel. Inspection door and door wheel clearance in the normal range, but the elevator around the swing, check the Guide boots discovery * door blade side of boots worn in the middle of a larger run-time setting aside hit the door wheel caused emergency stop. Replace the normal import boots after the elevator.

Fault 38: T2000VF user complaints elevator a shake shake a terrorist. Using the MC TT check failure record 2703, DB failure record INVERTEROCT, check UDX relay contact normal, control cabinet wiring pile head normal motor, motor coil resistance in normal, temporarily unable to isolate the fault, then consider if brake under normal circumstances youcannot let go of, PVT not properly can also cause trouble, check brake properly, PVT check found plug welding line has a loose, welding fine after repairing malfunctions.

39: TOEC2000vf elevator malfunction, and each time was reset open once or twice they crashed and press repair downlink, instead of the elevator is not falling, converter displays a fault logging, upon inspection revealed a brake contactors of a small plastic card break in it, remove the clear after loading, the fault elimination.

Fault 40: T-40 elevator maintenance operating normally, Express has the car after addressing broken ladder handling results: L2 contact virtual even replaced correctly.

Fault 41: elevator at the top level displays the results of the first layer processing: 1LS circuit breaker.

Fault 42: E311 multiple elevators often panic phenomena result: control cabinet of all relay clean repair, serious corrosion after the replacement of contacts, greatly reduce the symptoms.

Fault 43: a OH-CON elevator (LCB2 + AMCB + SIEI), Elevator halls external display "--", the cycle of the first layer to the top from the top to be addressed at the first floor. Through observation, found LCB2 Board DZ no lights, check a flat layer optical damage worse leveling photoelectric, Elevator back to normal.

Fault 44: a OH-CON elevator (LCB2 + AMCB + SIEI), Elevator halls external display "--", the lift can be used for maintenance of the normal operation, cannot ping layer. INS lamp always, investigation, inspection and repair signal input to AMCB plate and LCB2 plate are OK. INS relay is working properly, all lines have not found any problems. Replacing the control cabinet RS5, Elevator back to normal.

Fault 45: 3200 elevator stopped a floor door outbound blinking, do not respond to call signal. According to the phenomenon should be the fault of the DTO, but found drivers and independence are OK, use TT by MCB plate control door switch normal, suspected OCBoard panic, reset properly.

Fault 46: xo-star elevator (OVF30 converter + RCB2 + MCB2). Elevator all outbound flashing, lift up and running, all floors each answer. Carefully inspect outbound, found a floor a capacitor RS5 plate, replaced later yellow, Elevator back to normal. This failure by otismakui provides.

Fault 47: TOCE3 elevator, Elevator stopped on the top floor without display door always on, off electricity and then sent back to the elevator will close after running the command control cabinets in A1 contactor will suck but not closing down contactor, check the downlink contactor coil Circuit found that the uplink contactor support contact. This failure by cza. XIZIOTIS, OH5000 (lcb2amcb1siei) Elevator always off. To the site always appears lost position, a reset is normal after the elevator. But occasionally appear again photo has been replaced. Changed line. Are not resolved. After considering this is observation elevator suspected sunlight. The photoelectric switches into permanent magnet switches. The elevator runs a month out.

Fault 48: [original] TOEC-40 singular failure judgment resolved [br] TOEC-40 elevator in five rows are downstairs, no matter what floor is the automatic call back to the base station, there is no matter, the uplink in other floor stand down no matter, questioning hair IIB Board displays the MIPLOptical tube light, check the box on the fifth floor of the elevator at the IPU, IPD luminotron is all off, signal loss it back to the base station. because all off, they suspected 24V power supply for the instantaneous loss, in the cabin top shorted 1XN/C37, 39, 41, fault disappears. finally conclude that is 1XN/C37 car traveling cable rupture. After swapping cables, this fault.

Fault 49: [original] TOEC-40 elevator door failure [br] elevator door safety edge failure often accompanied, according to a safety edge switch cable cord for long aging reciprocating switch is broken. start off, sometimes good, sometimes bad. recommendation for a root quality cable wrap it with a fully resolved.

Fault 50: TOEC-40 elevator run time jitter, began to replace imported boots, orbital refueling useless, after clean speed sensor, the problem is the lift lifted. to strengthen maintenance and maintenance when cleaning the sensor position.