Isuzu 1999 RODEO Workshop Manual page 73

Condenser Fan
1. Disconnect the condenser fan connector.
2. Connect the battery positive terminal to the
condenser fan side connector terminal No.C-24-1
and negative to the No.C-24-2.
3. Check that condenser fan is rotating correctly.
General Repair Procedure
Precautions For Replacement or Repair of
Air Conditioning Parts
There are certain procedures, practices and precautions
that should be followed when servicing air conditioning
systems:
f Keep your work area clean.
f Always wear safety goggle and protective gloves
when working on refrigerant systems.
f Beware of the danger of carbon monoxide fumes
caused by running the engine.
f Beware of discharged refrigerant in enclosed or
improperly ventilated garages.
f Always disconnect the negative battery cable and
discharge and recover the refrigerant whenever
repairing the air conditioning system.
f When discharging and recovering the refrigerant, do
not allow refrigerant to discharge too fast; it will draw
compressor oil out of the system.
HEATING, VENTILATION AND AIR CONDITIONING (HVAC) 1A–45
f Keep moisture and contaminants out of the system.
f When disconnecting or reconnecting the lines, use
f Always install new O-rings whenever a connection is
f Before connecting any hoses or lines, apply new
f When removing and replacing any parts which
1. Use the J-39500 (ACR
2. Remove and replace the defective part.
3. After evacuation, charge the air conditioning
Repair Of Refrigerant Leaks
875RW010
Refrigerant Line Connections
Install new O-rings, if required. When disconnecting or
connecting lines, use two wrenches to prevent the
connecting portion from twisting or becoming damaged.
When disconnecting or removing any lines or parts,
use plugs or caps to close the fittings immediately.
Never remove the caps or plugs until the lines or parts
are reconnected or installed.
two wrenches to support the line fitting, to prevent
from twisting or other damage.
disassembled.
specified compressor oil to the O-rings.
require discharging the refrigerant circuit, the
operations described in this section must be
performed in the following sequence:
Recovery / Recycling / Recharging / System) or
equivalent to thoroughly discharge and recover the
refrigerant.
system and check for leaks.
4 : HFC-134a Refrigerant
852RS003