2003/10/01 Caterpillar


Improved Water Pump Seal {1361}

Usage:

3512 1LM
Caterpillar Products:
  • 3500 Family Generator Sets and Power Modules
  • G3500 Family Generator Sets and Power Modules
    Engine: Commercial
  • 3500 Family All
  • G3500 Family All
  • Description of Change: A new seal is now available for use in some water pumps for the above engines. The new O-ring seal will improve the sealing of the water pump.

    Adaptable To: The 149-5462 O-Ring Seal is a direct replacement for the 1H-8278 O-Ring Seal. The change in the O-ring seal affects the following water pumps that are listed in Table 1. The new O-ring seal is effective with engines that are listed in Tables 2, 3, 4, 5, 6, 7, 8, 9, and 10.




    Illustration 1g01024106

    (1) 149-5462 O-Ring Seal

    Table 1
    Water Pump Groups    
    Part    
    2W-9726 Water Pump Gp    
    2W-9729 Water Pump Gp    
    7E-0011 Water Pump Gp    
    8N-8085 Water Pump Gp    
    9Y-8909 Auxiliary Water Pump Gp    
    111-4346 Water Pump Gp    
    169-4691 Water Pump Gp    

    Table 2
    3508 Serial Number Effectivity    
    S/N:1JZ601-UP
       
    S/N:23Z7938-UP
       
    S/N:3LS228-UP
       
    S/N:68Z1251-UP
       
    S/N:69Z887-UP
       
    S/N:70Z1077-UP
       
    S/N:95Y1216-UP
       
    S/N:96Y2060-UP
       
    S/N:97Y742-UP
       
    S/N:3HM145-UP
       
    S/N:8TL11-UP
       
    S/N:9WN16-UP
       
    S/N:CTF263-UP
       
    S/N:CTN193-UP
       

    Table 3
    3508B Serial Number Effectivity    
    S/N:1FZ1844-UP
       
    S/N:1TW345-UP
       
    S/N:2BM186-UP
       
    S/N:2HW245-UP
       
    S/N:3DM466-UP
       
    S/N:3DW175-UP
       
    S/N:4GM743-UP
       
    S/N:5PS315-UP
       
    S/N:6PN845-UP
       
    S/N:7SM905-UP
       
    S/N:BPX98-UP
       
    S/N:CBB186-UP
       
    S/N:BAG25-UP
       
    S/N:LPD5-UP
       

    Table 4
    G3508 Serial Number Effectivity    
    S/N:4WD32-UP
       
    S/N:9TG340-UP
       
    S/N:CTC254-UP
       

    Table 5
    3512 Serial Number Effectivity    
    S/N:1KZ1237-UP
       
    S/N:24Z10152-UP
       
    S/N:2WK87-UP
       
    S/N:3MS233-UP
       
    S/N:49Y1031-UP
       
    S/N:50Y1802-UP
       
    S/N:51Y861-UP
       
    S/N:65Z1130-UP
       
    S/N:66Z940-UP
       
    S/N:67Z2050-UP
       
    S/N:4DR7-UP
       
    S/N:CTE333-UP
       

    Table 6
    3512B Serial Number Effectivity    
    S/N:1GZ1490-UP
       
    S/N:1PW427-UP
       
    S/N:2AF364-UP
       
    S/N:2EZ327-UP
       
    S/N:2GW401-UP
       
    S/N:3ZW464-UP
       
    S/N:4AW811-UP
       
    S/N:4TN784-UP
       
    S/N:5AW135-UP
       
    S/N:6WN803-UP
       
    S/N:7HM262-UP
       
    S/N:8DF187-UP
       
    S/N:8EM507-UP
       
    S/N:8RM754-UP
       
    S/N:BRC154-UP
       
    S/N:BRN190-UP
       
    S/N:FFG18-UP
       
    S/N:PWG110-UP
       
    S/N:AAG6-UP
       
    S/N:3KD266-UP
       
    S/N:6EF329-UP
       
    S/N:CTB186-UP
       
    S/N:CTH233-UP
       

    Table 7
    G3512 Serial Number Effectivity    
    S/N:5JD101-UP
       
    S/N:6JW129-UP
       
    S/N:7NJ948-UP
       
    S/N:5ZZ268-UP
       
    S/N:CTM329-UP
       

    Table 8
    3516 Serial Number Effectivity    
    S/N:25Z8000-UP
       
    S/N:27Z851-UP
       
    S/N:29Z1389-UP
       
    S/N:3JS9-UP
       
    S/N:3NS246-UP
       
    S/N:4EK3871-UP
       
    S/N:71Z403-UP
       
    S/N:72Z567-UP
       
    S/N:73Z968-UP
       
    S/N:7KM77-UP
       
    S/N:9WF118-UP
       
    S/N:CTD183-UP
       

    Table 9
    3516B Serial Number Effectivity    
    S/N:1HZ2436-UP
       
    S/N:1NW145-UP
       
    S/N:2FW334-UP
       
    S/N:2JW409-UP
       
    S/N:2TS8-UP
       
    S/N:3CW254-UP
       
    S/N:4BW544-UP
       
    S/N:6HN1719-UP
       
    S/N:7RN1951-UP
       
    S/N:8CN212-UP
       
    S/N:8KN566-UP
       
    S/N:9AN358-UP
       
    S/N:BCK274-UP
       
    S/N:CAN111-UP
       
    S/N:CBN312-UP
       
    S/N:S2X102-UP
       
    S/N:TAK3-UP
       
    S/N:CDE313-UP
       
    S/N:CTA153-UP
       
    S/N:CTG267-UP
       
    S/N:CTJ200-UP
       

    Table 10
    G3516 Serial Number Effectivity    
    S/N:8LD132-UP
       
    S/N:8PW344-UP
       
    S/N:8JZ306-UP
       
    S/N:CTL606-UP
       
    S/N:CEY165-UP
       
    S/N:GSE155-UP
       
    S/N:CTW386-UP
       

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