(During scheduled PM No, 2)le Check tlie carburettor (see Process Chart No*26) and remove sediments from the venturi, jets and the throttle chamber. Check all the gaskets for condition and replace faulty ones.Check the fuel level in the float chamber.After the carburettor has been reinstalled, adjust the choke valve and idling speed (see Pro¬cess Chart No.2).2. Clean the drain holes in the cab doors (Pig.56).5* Disassemble the splined joint of the steering gear univer¬sal joint shaft, remove the used lubricant and coat the splines with the l-13c or HH3-2 grease,GOST 9432-60.4* Change the oil in the re¬duction gear of the 3HJI-131 truck winch. To this end, use the T-14E oil (with an additive), MPTy-12H No.34—63 or the TAn-l^B oil, lMPT7 38-1-183-63(a substitute is the FIG.36. CLEANING METHOD FOR special oil used in the gear boxes DRAIN HOLES I IN CAB DOORSand steering system, GOST 4002-53)*5* Unwind the winch cable* Clean and coat it with the yC-1 grease (press-solid oil), and tightly wind it on the drum* 6, Change the .¿>11 in the hydraulic steering booster and. in the steering gear. Pill the tank with the turbine oil, grade 22, GOST 32-53 or industrial oil, grade 20,GOST 1707-51 (see Process Chart Ho.27)*When the F grade oil is used in the hydraulic steering booster, the oil is not to be changed in operation. It is changed during repair. •WASHING BIU-3 AIR CLEARERPerformed by: driver*Tools: wrenches 10, 12, 14- and 17 mm, small screwdriver.
Time required: 36 minutes.
Operations and Specifications
1. Loosen the coupling bolts of brackets 10 (Pig.37) of the air cleaner.
2. Loosen the clamps of the branch pipes supplying air to the carburettor and compressor and remove the clamps.
3. Remove the goffered rubber branch pipe.
4. Remove the air cleaner.
5. Release lever 6 and remove cable 4 securing oil
bath 16.
6. Remove the oil bath with deflector 13 from the cleaner bowl.
7. Remove throttling guide 12«
8. Brain the used oil from the oil bath«
9. Wash the oil bath, deflector, throttling guide and the foam and oil arresting packing (filtering element) In kerosene and blow out with compressed air.
10. Install the deflector in the oil bath and fill the bath with oil to the check mark. A larger amount of oil will find its way to the engine cylinder during operation, which is intolerable.
11. Wet the filtering element and the throttling guide ■ith oil and let it flow down.
12. Assemble the throttling guide with the oil bath and the deflector, attach to the cleaner bowl and secure it by means of cable 4.
13* Install the air cleaner on the engine, secure it in place and connect the removed branch pipes.
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