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Thread: Bus a/c
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18-04-2010, 12:13 AM #1
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Bus a/c
hallo everyone
i work on a city bus with one compressor BOCK FK40 and 2 units.the problem is how the first unit have almost cold air and the other only air.but the pressure is normal.
thanks
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18-04-2010, 11:41 PM #2
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Re: Bus a/c
Is the pressure normal at both units?
Brian - Newton Abbot, Devon, UK
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19-04-2010, 12:10 PM #3
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Re: Bus a/c
The other unit is possibly not getting the refrigerant , solenoid not switched on etc .
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19-04-2010, 06:04 PM #4
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Re: Bus a/c
yes it is the same compressor for bouth units.the pressure is 30psi low and 190psi high.R134a.filters ok expension valves ok oil ok.i dont know what .
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19-04-2010, 06:06 PM #5
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Re: Bus a/c
i see the refrigerant from the glass eye and is full up.
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19-04-2010, 08:30 PM #6
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Re: Bus a/c
But what are the two evaporators doing?
Brian - Newton Abbot, Devon, UK
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19-04-2010, 10:42 PM #7
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Re: Bus a/c
the first evaporator near to compressor is cold but not good and the other nothing.only air
