WASHER 7X7729 - Caterpillar

Caterpillar Products: AllIntroduction
This Special Instruction outlines the installation of various fuel/water separators. These fuel/water separators utilize the 175-7060 Base As , the 177-9778 Base As , or the 225-6404 Base As .Do not perform any procedure that is outlined in this publication until you understand the information that is contained in this document.Advantages of Fuel/Water Separators
Improved filtration of the fuel
Removal of water from the system
Increased life of the secondary filterInstallation of filter groups with 175-7060 Base As
Use the parts in Table 1 to install a fuel/water separator that utilizes this base.Installation of filter groups with 177-9778 Base As
Use the parts in Table 2 to install a fuel/water separator that utilizes this base.Installation of filter groups with 225-6404 Base As
Use the parts in Table 3 to install a fuel/water separator that utilizes this base.Necessary Parts for Installation
Table 1
Parts List for the Installation of Groups that use 175-7060 Base As    
Part Number     Description     Quantity    
207-2422 (1)     Water Separator and Fuel Filter Gp     1    
175-7060     Base As     1    
0S-1588     Bolt     2    
0T-0573     Bolt     1    
5M-2894     Hard Washer     4    
9S-8752     Full Nut     1    
( 1 ) 200-4139 Water Separator and Fuel Filter As is included in the 207-2422 Water Separator and Fuel Filter Gp .
Table 2
Parts List for the Installation of Groups that use 177-9778 Base As    
Part Number     Description     Quantity    
1R-0770 or 1R-0771     Water Separator and Fuel Filter As or Fuel Filter     1    
177-9778     Base As     1    
8T-4195     Bolt     4    
8T-4121     Hard Washer     4    
Table 3
Parts List for the Installation of Groups that use 225-6404 Base As    
Part Number     Description     Quantity    
200-4139     Water Separator and Fuel Filter As     2    
225-6404     Base As     2    
232-5991     Plate     1    
2A-4639     Bolt     8    
2K-8198     O-Ring Seal     4    
5M-2894     Hard Washer     22    
9S-8752     Full Nut     8    
3B-1915     Bolt     6    The suggested parts that are necessary for the installation of several groups of fuel/water separators are displayed in the previous tables. Actual parts may vary according to the mounting bracket and the location.
Table 4
Flow Rates for the Filter Assemblies    
Part Number     Flow Rate    
1R-0770     430 L (114 US gal)    
1R-0771    
590 L (157 US gal)    
200-4139    
1320 L (350 US gal)    The following procedure should be used in order to install the fuel/water separators on Caterpillar equipment. The procedures may be used with the single base arrangement or with the modular base arrangement.
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