HVAC 881 HVAC Installation 1. Mount HVAC unit on dashboard and tighten two bolts (Thus securing HVAC unit with dashboard) on ‘CCB’ bracket. The HVAC unit is free to travel along oblong slot along HVAC mounting bracket. 2. Connect all electrical connectors of wiring harness. 3. Mount HVAC unit along with dashboard and tighten all mounting bolts of cross beam member. 4. Connect refrigerant and heater lines/pipes and tighten expansion valve nut. NOTE: Make sure that O-rings are intact and properly seated in their grooves. Apply few drops of ND8 compressor Oil on O-rings before fitment. 5. Tighten two nuts of HVAC unit located inside the hood area. The bolts on firewall are designed as supporting mounting, hence excessive torque should not be applied on them. 6. Evacuate and recharge air conditioning system (Refer Refrigerant Recovery, Recycling and Recharging) 7. Reconnect battery. 8. Perform a leak test. (Refer Leak Test procedure) 9. Carry out A/C functional check. (Refer A/C performance check procedure). 10.Tighten mounting bolts of steering column. 11. Tighten two screws of bottom cover nacelle. 12.Fit HVAC control assembly (Refer HVAC Control assembly installation procedure/HVAC group) 13.Fit Instrument Cluster (Refer Instrument Cluster installation procedure/ Body Electrical group) 14.Fit Combi Switch assembly (Refer Combi Switch assembly installation procedure/Body Electrical group) 15.Fit Steering Wheel. (Refer steering wheel installation procedure/Steering system group) 16.Refit instrument cluster. 17.Refit spare wheel
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