CARRIAGE AS 1298303 - Caterpillar

Removal Procedure
Start By:
Remove the right side engine enclosure.
Personal injury can result from contact with refrigerant.Contact with refrigerant can cause frost bite. Keep face and hands away to help prevent injury.Protective goggles must always be worn when refrigerant lines are opened, even if the gauges indicate the system is empty of refrigerant.Always use precaution when a fitting is removed. Slowly loosen the fitting. If the system is still under pressure, release it slowly in a well ventilated area.Personal injury or death can result from inhaling refrigerant through a lit cigarette.Inhaling air conditioner refrigerant gas through a lit cigarette or other smoking method or inhaling fumes released from a flame contacting air conditioner refrigerant gas, can cause bodily harm or death.Do not smoke when servicing air conditioners or wherever refrigerant gas may be present.Use a certified recovery and recycling cart to properly remove the refrigerant from the air conditioning system.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Recover the air conditioner refrigerant from the air conditioner system. Refer to Service Manual, SENR5664, "All Products Air Conditioning and Heating R-134a for All Caterpillar Machines" for the correct procedure. Refer to Special Publication, NENG2500, "Air Conditioning Tools" for correct the tools.
Illustration 1 g03582253
Remove belt (1). Refer to Operations and Maintenance Manual, "Belt - Inspect/Replace" for correct removal and installation of belt (1).
Illustration 2 g03582259
Disconnect harness assembly (2).
Remove nuts (5) and disconnect tube assemblies (4) and the seals.
Remove bolts (3) and refrigerant compressor (6). Installation Procedure
Install refrigerant compressor (6) in the reverse order of removal.
Tighten nuts (5) to a torque of 21 3 N m (186 27 lb in).