2002/09/16 An Updated Air Starting Control Group Improves Durability of the Lines {5500, 5501} Caterpillar


An Updated Air Starting Control Group Improves Durability of the Lines {5500, 5501}
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2002/09/16 [SEPD0647]
ELECTRICAL AND STARTING SYSTEM
CONTROL GP-AIR STARTING
2002/09/16 An Updated Air Starting Control Group Improves Durability of the Lines {5500, 5501}
Off-Highway Truck/Tractor:
776D (S/N: AFS1-UP)
777D (S/N: AGC1-UP)

Description of Change: The Air Starting Control Gp has been updated. The new type has fewer fittings. Many of the rigid connections have been replaced. The rigid connections were prone to failure due to vibration. The new type improves the durability of the lines.

Adaptable To: The updated 5T-4732 Air Starting Control Gp is effective with (S/N: AGC1051-UP; AFS83-UP). The new type is adaptable to all previous models. The 5T-4732 Air Starting Control Gp is serviced only by components. Refer to the following information in order to adapt older machines to the newer type.

Parts for Removal




Illustration 1g00918211

Table 1
Ref No     Qty     Part Number     Description    
1     2     1L-1722     Pipe Connector    
2     1     1L-2782     Pipe Tee    
3     1     1S-1015     Clip    
4     1     3D-8911     Pipe Connector    
5     1     4D-5914     Hose As    
6     1     5B-7661     Fitting    
7     2     5B-7666     Elbow    
8     1     5T-4728     Hose As    
9     1     5T-7972     Hose As    
10     1     6B-3685     Elbow    
11     1     6F-7732     Terminal Bushing    
12     1     6L-5955     Elbow    
13     1     7B-0497     Pipe Nipple    

Parts for Installation




Illustration 2g00918213

Table 2
Ref No     Qty     Part Number     Description    
1     2     1L-0766     Elbow    
2     1     2H-3940     Elbow    
3     1     3S-8664     Clip    
4     1     4S-6668     Clip    
5     1     5P-2370     Clip    
6     1     8T-4896     Hard Washer    
7     1     8X-6293     Elbow    
8     1     222-8562     Hose As    
9     1     222-8563     Hose As    
10     1     223-2437     Hose As    

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