ACTUATOR GP-PUMP 3924646 - Caterpillar

Regulations prohibit the venting of any of the refrigerant into the atmosphere. Refer to Caterpillar publications SENR3334, SENR5664 and NEDG5065 for the proper procedure, the equipment and the tools to reclaim refrigerant from any Caterpillar machine.
Always wear goggles when working on air conditioning systems. The system is under pressure at all times, engine running or not. Escaping refrigerant R-12 (CCl2F2Dichlorodifluoromethane) can cause freezing of human flesh.
Do not smoke while working on the air conditioning systems. INHALING REFRIGERANT R-12 OR REFRIGERANT R-134A THROUGH ANY SMOKING MATERIAL, ALTHOUGH NOT TOXIC OR FLAMMABLE, CAN GENERATE LETHAL PHOSGENE GAS AND CAUSE VIOLENT ILLNESS OR DEATH. ALSO, HEAT MUST NEVER BE APPLIED TO A CHARGED SYSTEM. See the Air Conditioning And Heating Service Manual, Form No. SENR3334 and SENR5664, for more information on removal and installation of lines and refrigerant from the system.
3. Evacuate refrigerant from air conditioning system using a refrigerant reclaimer. 4. Disconnect tube assembly (2).5. Disconnect tube assembly (5).6. Remove eight bolts (3).7. Remove refrigerant condenser (1) from mounting bracket (4). For installation of the refrigerant condenser, reverse the removal steps. See Air Conditioning and Heating Service Manual, Form No. SENR3334, for the correct procedure for evacuating and charging the air conditioning system with refrigerant to correct pressure level.9. Fill the air conditioner system with refrigerant to correct pressure level.