An Improved Hydraulic Tank is Now Used on Certain 374D and 390D Excavators {5056} Caterpillar


`
An Improved Hydraulic Tank is Now Used on Certain 374D and 390D Excavators {5056} [M0066846]
HYDRAULIC SYSTEM
TANK GP
An Improved Hydraulic Tank is Now Used on Certain 374D and 390D Excavators {5056}
Excavator
374D (S/N: PAP1-UP; PAS1-UP; PAX1-UP)
390D (S/N: WAG1-UP; BYP1-UP; WAP1-UP; WBT1-UP; KCZ1-UP)

Description Of Change: An improved hydraulic tank is now used on certain 374D and 390D Excavators. The improved hydraulic tank has been redesigned to improve the durability and resist leakage.

Adaptable To:

Table 1
Required Parts List 
Sales Model  Serviceability  Paint Guidelines  Qty  New (1)  Former 
Part Number Description  Part Number  Description 
374F  Discontinued  Old trade dress  503-9830  Hydraulic Tank Gp  227-0410 HE10  Hydraulic Tank and Filter Gp 
Serviceable New trade dress  503-9830  Hydraulic Tank Gp  419-3602 HE03  Hydraulic Tank and Filter Gp 
Serviceable Old trade dress  503-9830  Hydraulic Tank Gp  227-0411 HE06  Hydraulic Tank and Filter Gp 
390F  Not Serviceable  Old trade dress  227-0374 HE03  Hydraulic Tank and Mounting Gp  227-0374 HE02  Hydraulic Tank and Mounting Gp 
Serviceable Old trade dress  503-9831  Hydraulic Tank Gp  227-0367 HE10  Hydraulic Tank and Filter Gp 
Not Serviceable New trade dress  503-9831  Hydraulic Tank Gp  419-3603 HE03  Hydraulic Tank As 
(1) 6 mm (0.24 inch) Fillet weld

Table 2
Effectivity and Adaptability of the New Hydraulic Tank 
Sales Model  Effective with  Adaptable to 
374D  S/N:PAP356-UP  S/N:PAP1-355 
S/N:PAS992-UP S/N:PAS1-991 
S/N:PAX467-UP S/N:PAX1-466 
390D  S/N:BYP149-UP  S/N:BYP1-148 
S/N:KCZ181-UP S/N:KCZ1-180 
S/N:WAG328-UP S/N:WAG1-327 
S/N:WAP854-UP S/N:WAP1-853 
S/N:WBT326-UP S/N:WBT1-325 

Paint Guidelines

Use the existing paint layout on the machine to paint the new hydraulic tank. Refer to Illustration 1 for the painting guidelines for the old trade dress paint layout on 374D Excavators. Refer to Illustration 2 for the painting guidelines for the old trade dress paint layout on 390D Excavators.



Illustration 1g06022148
374D Paint guidelines (old trade dress)
(1) Hydraulic tank
(2) Paint area (AVSpare Black)
(A) 583 mm (23 inch)
(B) 457 mm (18 inch)
(C) 5687 mm (224 inch) radius

For additional information on painting guidelines for 374D Excavators, refer to 228-8172 HE06 Paint Instructions.



Illustration 2g06022191
390D Paint guidelines (old trade dress)
(3) Hydraulic tank
(4) Paint area (AVSpare Black)
(D) 631.2 mm (24.85 inch)
(E) 511.1 mm (20.12 inch)
(F) 7000 mm (275.59 inch) radius

For additional information on painting guidelines for 390D Excavators, refer to 228-8181 HE05 Paint Instructions.

Information System:

307E2 Mini Hydraulic Excavator Machine Systems Track - Connect
Procedure for Installing the Migration Kits on 320E and 323E Excavators {1250}
816K Landfill Compactor Capacities (Refill)
Aftertreatment Fuel Pumps May Fail on Certain Stage IIIB M300D Wheeled Excavators {1256}
C4.4 Engines DEF Pressure Does Not Respond
326F Excavator Access Door and Cover Locations
C9.3 Tier 4 Final Engines Water Pump
A New Filter is Available for the DEF Tank Adaptor for C7.1 Machine Engines {108H}
C9.3 Tier 4 Final Engines Turbocharger
312F and 313F Excavator Machine System Specifications Swing Motor
316F Excavator Machine System Specifications Pilot Lines
316F Excavator Machine System Specifications Fuel Lines
Improved Radiator Hoses and New Radiator Pipe Assemblies are Now Used on Certain 374F and 390F Excavators and Mobile Hydraulic Power Units {1380, 5057}
307E2 Mini Hydraulic Excavator Machine Systems Load Control Valve (Boom Cylinder) - Remove and Install
Rework Procedure for the Boom Nose on Certain 313D2 LGP Excavators {6501}
320D2 GC Excavator Machine Systems Control Module (Automatic Temperature Control Unit) - Remove and Install
320D2 GC Excavator Machine Systems Track Carrier Roller - Remove and Install
307E2 Mini Hydraulic Excavator Machine Systems Track - Separate
320D2 GC Excavator Machine Systems Track Roller - Remove and Install
320D2 GC Excavator Machine Systems Track - Separate
320D2 GC Excavator Machine Systems Track - Connect
320D2 GC Excavator Machine Systems Front Idler and Recoil Spring - Remove and Install
320D2 GC Excavator Machine Systems Recoil Spring - Disassemble
320D2 GC Excavator Machine Systems Recoil Spring - Assemble