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HOSE AS 3967197 - Caterpillar

3967197 HOSE AS Caterpillar parts
Alternative (cross code) number:
Caterpillar 3967197 HOSE AS

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Number on catalog scheme: 7
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Removal Procedure
At temperatures lower than −15° C (5° F), care should be taken when removing the Diesel Exhaust Fluid (DEF) line connectors that are attached to the tank, pump, and injector. To limit possible damage to the DEF line connectors, carefully apply heat to the area of the DEF line connectors.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
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.Dispose of all fluids according to local regulations and mandates.
Turn the battery disconnect switch to the OFF position.
Drain the coolant from the cooling system into a suitable container for storage or for disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct draining.
Illustration 1 g03831016
Remove the two bolts, the two washers, and plate (1).
Illustration 2 g03831025
Drain the diesel exhaust fluid into a suitable container for storage. Remove drain plug (2) in order to drain the diesel exhaust fluid.
Illustration 3 g03831026
Disconnect harness assembly (5).
Disconnect diesel exhaust fluid lines (4) and (6) from DEF heater (7). Refer to Disassembly and Assembly, "Diesel Exhaust Fluid Lines - Remove and Install" for the correct procedure.
Disconnect two hose assemblies (3) from DEF heater (7).
Illustration 4 g03831090
Loosen jam nuts (10). Slide the bolts through the slots in the plate in order to remove two straps (8).
Remove diesel exhaust fluid tank (9). Installation Procedure
Install diesel exhaust fluid tank (9) in the reverse order of removal.
Tighten the four bolts that secure straps (8) to a torque of 5.5 0.5 N m (49 4 lb in).

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