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Thread: Mr. Slim MCB tripping problem
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28-05-2010, 12:44 PM #1
Mr. Slim MCB tripping problem
Mitsuibishi make Mr. slim, Model :MU-A30VD,2.5 ton capacity,
MCB 2 pole 25 amp tripped within 2/3 minute after ac unit start.
I read the manual but not get the required information.
please guide the possible cause.
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28-05-2010, 07:47 PM #2
Re: Mr. Slim MCB tripping problem
is this a new unit or old unit
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28-05-2010, 08:09 PM #3
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Re: Mr. Slim MCB tripping problem
Measure amperage and see at what amperage MCB trips.
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28-05-2010, 09:20 PM #4
Re: Mr. Slim MCB tripping problem
.. try it on fan only and see if it still trips. if it doesn't,.probably the compressor has gone
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04-06-2010, 09:55 AM #5
Re: Mr. Slim MCB tripping problem
Thanks Multisync,
compressor has gone. it is rotary compressor.
can you guide, me the possible cause for this compressor failure.
where can I get information about troubleshotting /service manual for Mr Slim.
common thing we check electrical terminal,R22 gas pressure is 140 psi, voltage
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