Air Conditioning (A/C) Diagnostics - Pressure Zone B

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Yes

No

DEFINITION: The low side pressure is higher than normal and the high side pressure is lower than normal.

  • Malfunctioning A/C Compressor

  • Refrigerant Under Charge

1

Were you sent here from the A/C System Performance Test?

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Document Tags

Document Title: Air Conditioning (A/C) Diagnostics - Pressure Zone B

pressure

compressor

refrigerant

system

performance

test

step

conditioning

inspect

conditions

caution

specified

range

table

line

feels

warm

listed

evacuate

recharge

recovery

recharging

complete

expansion

device

contamination

orifice

tube

replacement

metal

replace

repair

specified pressure

performance table

refrigerant line

line compressor

compressor feels

system refrigerant

refrigerant recovery

expansion orifice

conditioning compressor

compressor replacement

recharging repair

repair complete

step pressures recorded

inspect following conditions

following conditions caution

conditions caution moving

caution moving parts

moving parts surfaces

parts surfaces caution

surfaces caution cautions

pressure specified pressure

refrigerant line compressor

line compressor feels

listed conditions exist

system refrigerant recovery

refrigerant recovery recharging

expansion orifice tube

brown powdery residue

metal flake contamination

conditioning compressor replacement

replace orifice tube

orifice tube expansion

tube expansion orifice

recovery recharging repair

recharging repair complete