PIPE-OIL FILLER 1W4928 - Caterpillar

Table 1
New Part Number Part Name Former Part No.
423-1984 Hose 415-6334
135-2982 Tube Rework Procedure
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
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.
Personal injury can result from hot coolant, steam, and alkali.At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns.Remove cooling system pressure cap slowly to relieve pressure only when engine is stopped and allow sufficient time for the cooling system to cool.Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns.Cooling System Coolant Additive contains alkali. Avoid contact with skin and eyes.
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, PERJ1017, "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.
Illustration 1 g06343490
(A) 110 mm (4.3 inch)
(B) 135-2982 Tube
(C) 8T-0154 Hose Clamp
(D) 423-1984 Hose
Table 2
Parts List
Item Qty Part
B 1 135-2982 Tube
C 2 8T-0154 Hose Clamp
D 1 423-1984 Hose In the event of a heater hose failure replace the existing hose 415-6334 Hose with 423-1984 Hose (D) and 135-2982 Tube (B).Install Hose (D). Then add one Tube (B) 110 mm (4.3 inch) (A) from the top fitting of the HVAC unit as shown above. Secure Tube (B) with two Hose Clamps (C).