An Improved Thermostat Switch Is Now Used In the Air Conditioning System on Certain Machines {7320} Caterpillar

An Improved Thermostat Switch Is Now Used In the Air Conditioning System on Certain Machines {7320}

Usage:

771C 3BJ

Articulated Truck: 735B (S/N: L4D456-462; T4P414-490); 735C (S/N: LFJ253-254; TFJ143-299,301-333); 740B (S/N: L4E2779-3212,77001-77001,77004-77004,77007-77007; T4R2205-3302,23275-23275; E4S137-139); 740B EJECTOR (S/N: L4F488-530; T4S368-383); 740C EJECTOR (S/N: LFN273-278; TFN1-202); 745C (S/N: JE81-116,90117-90122; JE91-102; LFK264-1113; TFK156-1693)
Off-Highway Truck/Tractor: 773B (S/N: 63W76006-76006); 773D (S/N: NBJ76001-76001); 773E (S/N: BDA78001-78001; PRB1-103,105-127,129-133,136-141,144-163; KEG312-312,321-339; ASK967-967,1112-1115,1119-1120,1139-1142,1146-1498); 777D (S/N: AGC75005-75009,76005-76005; FKR2136-2136,2150-2154,2240-2559,76002-76002); 777E (S/N: KDP1-359,361-365); OEM POWERTRAIN (S/N: DTE577-583)
Quarry Truck: 771C (S/N: 3BJ76001-76001); 775E (S/N: BEC75002-75002,76002-76008); 775F (S/N: DLS76002-76003)
Vibratory Soil Compactor: CP44B (S/N: 4P41-245); CP54B (S/N: P541-179; P5F204-536; CPX150-200); CP56B (S/N: 4851-110; P561-375; LHC409-750; M5P1-131); CP68B (S/N: P681-102; LCF122-130); CP74B (S/N: P741-103; L7B1-1,119-142; M7B103-107); CS44B (S/N: CS31-183,185-430,432-459,462-465); CS54B (S/N: 4821-167; G541-229; CS51-469; MJ5123-140; M5B263-810; MFC101-252; L4H353-645); CS56B (S/N: 4841-171; S561-531; 437198-278; L8H620-1261; M4M101-272); CS64B (S/N: C64127-191; CW61-108,118-118; DH61-152; 4861-171); CS66B (S/N: CS6175-288,290-290; S661-129; 4871-297); CS68B (S/N: CS81-105; 4881-105; MBF101-125; MMS146-181); CS74B (S/N: 4901-135; 441101-105; CS4101-114; LCB115-157; E7E1-226); CS76B (S/N: 4921-134; L9H134-156); CS78B (S/N: 443104-107; 4931-141; L8C154-207; M8M125-329); CS79B (S/N: C791-147)
Wheel Loader: 950 GC (S/N: M5K1-1250,1252-1577; M5T1-101,204-211,303-311,313-320,326-374,376-390,396-396,398-405,408-411,414-416,419-444,449-450,452-456,458-459,492-496)
Wheel Tractor-Scraper: 657G (S/N: W1B1-183; W1C325-364)

Description Of Change: An improved thermostat switch is now used in the air conditioning system on machines listed above. The manufacturing process and design have been improved to provide longer service life.

Adaptable To: The following changes are adaptable to machines within the listed serial numbers, and effective with all machines after the listed numbers.

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Table 1
Item	Qty	New Part Number	Description
1	1	3E-5464	Thermostat Switch

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Illustration 1	g06227333
Typical example (1) 3E-5464 Thermostat Switch

The latest revision of thermostat switch (1) is a direct replacement for the previous revision of thermostat switch. The improvements are effective from 01 October 2017in the machines. The date after the date code 17-10 (17 is the year and 10 is the week, which correlates to the 10th week of 2017) printed in the switch is revised part.