SWITCH-TOGGLE 5W9351 - Caterpillar

Asphalt Paver:
AP655D (S/N: GNN1-223,225-225; GNZ1-278,280-295)
Backhoe Loader:
420E (S/N: PRA1-991; PHC1-543)
430E (S/N: SCD1-310; RLN1-325)
450E (S/N: EBL1-326,328-333,335-379)
Soil Compactor:
CP56 (S/N: C5P1-425,429-440,443-443,445-445; FCP1-129)
CP64 (S/N: C6P1-117)
CS74 (S/N: C8F1-278,280-281,283-285,287-287,289-289,291-291; C8S1-121)
CS76 (S/N: JCS1-143; CYX1-283,285-285)
Excavator:
M322D (S/N: W2S1-325)
Integrated Toolcarrier:
IT38H (S/N: JNJ1-364)
Motor Grader:
120M (S/N: B9C1-468; B9N1-262; B9W1-184; D9W1-126)
12M (S/N: B9F1-618; B9R1-154)
Paving Compactor:
CB54 (S/N: JLM1-104,106-106)
CB64 (S/N: DJM1-104)
CP54 (S/N: C5Y1-104)
CP76 (S/N: C7L1-122; JCP1-123)
CS54 (S/N: C5R1-1,103-107,109-310,312-315; C5W1-1,102-291,293-295)
CS56 (S/N: C5S1-730; FCS1-416,418-418,420-422,424-427)
CS64 (S/N: C7F1-138; C6S1-118)
Track-Type Loader:
953D (S/N: LBP1-462,700-919)
963D (S/N: LCS1-474,700-713)
Track-Type Tractor:
D3K LGP (S/N: JTD1-171,175-175)
D3K (S/N: FFF1-107,109-507,510-511,519-519,521-521,532-532)
D3K LGP (S/N: LLL1-113,115-403,405-453,455-532,534-565,567-570,573-589,591-591,593-599,601-601,633-633,638-638)
D4K XL (S/N: MMM1-451,456-456,458-460,465-465)
D4K LGP (S/N: RRR1-338,340-341,350-355)
D5K (S/N: JLF1-207,210-221)
D6K LGP (S/N: DHA1-1081)
D6K (S/N: NCF1-43)
D6K XL (S/N: FBH1-1407)
D6N XL (S/N: DJA1-1186; JAH1-298)
D6N LGP (S/N: GHS1-206; DJY1-1661)
Wheel Loader:
924H (S/N: HXC1-451,550-1237; JTM1-283,600-840,842-849; KLN1-392)
924HZ (S/N: PED1-690; BEF1-343,345-390)
928H (S/N: RSB1-6)
928HZ (S/N: BYD1-399; CXK1-740)
930H (S/N: DHC1-409,600-1483; FTD1-248,650-1143)
938H (S/N: JKM1-730)
There have been isolated reports of excessive noise from the 322-9662 Water Pump Gp. The manufacturing process has been improved in order to prevent this occurrence in the future.The cause of the noise does not affect the performance or the expected life of the water pump. Therefore, no repair is required.