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Schindler MRL 3300

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(@Montana)
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Topic starter   [#33647]
Ran the car down on access then back up. Stopped 5" short and faulted out with a 2138 fault. Looking for some help on this. Thank you



   
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 BRG
(@BRG)
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Look at the floor switches, are all of them on the vane? Did you inadvertently tear one off? Did a cable get snagged on something?



   
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(@Montana)
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Topic starter  
Is there a special reset procedure for these?



   
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(@firbug13)
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When you let go of the switch too early in either direction they will often get an unintended movement fault. They are known to do this. I don't have the procedure with me to reset it. I know it takes a couple of minutes to do so.



   
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 BRG
(@BRG)
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How many "snowflakes" are there? From left to right they are as follows, 1st one is 24volt, 2nd is unintended movement relays, 3rd is doors and the 4th is the safety string. unintended movement error is 4305. Depending on which version WDPNA board you have will dictate the reset procedure. There is a reset button, red one on the left on the one marked "DBV" under the LCD screen. I would put everything in "run" and start there. These can be fun.



   
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(@Montana)
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Topic starter  
Thanks guys. I tried putting everything back to run, pressed the reset button to the left of DBV, no luck. Boots back up with the 2138 fault. Looks like it is running on V4.07.03



   
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(@heisenberg)
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To clear fatal faults you need to press enter, scroll to 10, enter, set 0 to 1, enter.
Then press reset button or power cycle.

More info on 2138 fault; E_SHAFT_CAR_RELEVELING_ZONE_SIGNAL_INVALID
The signal indicating the car releveling zone is invalid (e.g.
inconsistent). Failure at hoistway information.

C1:A car releveling zone indicator is missing or not at the
correct position
A1:Check correct position of the corresponding indicators
(e.g. alignment of magnets, vanes)

C2:A car releveling zone sensor is defective
A2:Check functionality of corresponding sensor (e.g. PHS,
PHNR_U, PHNR_D). Replace it if necessary.

C3:A car releveling zone sensor signal is faulty
A3:Check general wiring of corresponding sensors (e.g.
PHNR_U, PHNR_D). Check at optical sensors (e.g. PHS,
PHNR_U. PHNR_D) vanes and sensors for dirt and proper
shielding from sunlight (e.g. at glass shaft).

C4:Bad data transmission
A4:Some hoistway information system transfer their data via
data bus. Check data bus (e.g CAN) for correct data
transmission (e.g. bad shielding of data wire).



   
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(@Jcjphoenix)
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I had same issue. Turned out to be the board (I forgot name) on top of car that sensors plug into. Sensors metered out good but I/o on cpu wasn’t changing states.



   
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(@SlobMike)
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That’s the CANCNA board Jcmowrey, as for the 2138 fault, bad landing unit sensor. Either you broke one off or it took a crap on you. Easy way to check if its good is run your finger through it, you should see the orange LED on the sensor switch on and off.



   
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(@Jluff)
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Hello. Where is the emergency battery located .. and what is the u intended movement reset procedures

Last edited by Jluff; 09/03/22 08:52 PM.


   
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(@Jluff)
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Assuming it’s on the car top What is the best way to change the battery.



   
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(@Jluff)
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Nobody wants to talk about emergency lighting lol. I’m scared to use access now.



   
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(@heisenberg)
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Usually it's located on top of the car, some installations can be different from others...
Maybe find it yourself?



   
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(@Jluff)
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Was more talking about least path of resistance to access shaft/car top after hearing about issues with the access process. But your right. I really don’t need to ask that. I will just figure it out.



   
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(@Smitty)
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Yes but don't do it on an operational elevator unless you want a trip back to the LDU to do a reset or are right there where you can easily get to the LDU.



   
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