22 AIRCONDITIONING 4. Heater Assembly /Water Valve Assembly : 1. Remove the complete HVAC unit and separate the blower assy . 2. Remove plastics covers from HVAC unit to expose heater assembly. Fig. 28 & 29. 3. Pull out heater assembly along with water valve and pipes. 4. Disconnect hose on water valve by loosening and removing the clamps. 5. Reassemble in the reverse order. 6. Replace HVAC on the vehicle. 2. Blower Assembly : 1. Remove the HVAC unit as explained above. 2. Remove the fasteners connecting blower unit with the HVAC unit and take out the blower unit. Fig. 27. 3. Replace the blower unit with new one and fit with the fasteners to the HVAC unit. 4. Assemble the Complete HVAC assembly to the vehicle as explained above. 3. Blower Resistor : Blower resistor is meant for regulating the blower speed. It is four-speed blower resistor and is also provided with safety features, which blows it off when current increases beyond limit. 1. Remove the glove box of the vehicle. 2. From the glove box opening, resistor is visible. Take out the wiring harness connector from the resistor. 3. Remove the resistor by opening the two screws and replace it with new one. 4. Connect the wiring harness connector and fit the glove box as earlier. Fig. 27 Fig. 28 Fig. 29
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