2377958 HOSE AS Caterpillar parts
385B, 385C L
Rating:
Alternative (cross code) number:
CA2377958
237-7958
2377958
CA2377958
237-7958
2377958
EXCAVATOR,
Information:
Illustration 1 g00682698
Makeup Valve (1) Inlet passage (2) Makeup valve (3) Passage from rod end of lift cylinders (4) Passage from rod end of tilt cylindersThere are two makeup valves in the hydraulic system. The makeup valve in the rod end of the lift circuit is a vented makeup valve that is also used for the FLOAT function. The makeup valve in the rod end of the tilt circuit is a standard makeup valve.The makeup valves allow the oil from the return line to be added with pump oil. The makeup valves operate when the cylinder rods are retracted quickly, and the pump cannot supply oil to the cylinders in an efficient manner.An orifice (not shown) causes a restriction to the flow of oil back to the oil tank. The orifice makes enough oil available at the makeup valves in order to prevent cavitation in the cylinders.When the pressure in passage (3) or (4) decreases enough, makeup valves (2) move up and oil from passage (1) flows into passage (3) or (4). This adds to the oil in the rod ends of the cylinders.
Caterpillar parts catalog:
Parts hose Caterpillar catalog:
7Y1976
HOSE-WATER
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 303, 303.5, 303.5C, 303.5D, 303.5E, 303C CR, 303E CR, 304, 304.5, 304C CR, 304D CR, 304E, 305, 305.5, 305.5D, 305.5E, 305C CR, 305D CR, 30...
1090, 1190, 1190T, 1290T, 1390, 2290, 2390, 2391, 2491, 2590, 303, 303.5, 303.5C, 303.5D, 303.5E, 303C CR, 303E CR, 304, 304.5, 304C CR, 304D CR, 304E, 305, 305.5, 305.5D, 305.5E, 305C CR, 305D CR, 30...
2W4332
HOSE AS
3116, 3126, 3208, 3306B, 3508, 3508C, 3512, 3512B, 3516, 365C, 365C L, 365C L MH, 374D L, 385B, 385C, 385C FS, 385C L, 385C L MH, 5090B, 515, 525, 525B, 525C, 535B, 535C, 545, 545C, D379, D379B, D7G, ...
3116, 3126, 3208, 3306B, 3508, 3508C, 3512, 3512B, 3516, 365C, 365C L, 365C L MH, 374D L, 385B, 385C, 385C FS, 385C L, 385C L MH, 5090B, 515, 525, 525B, 525C, 535B, 535C, 545, 545C, D379, D379B, D7G, ...
4I3991
HOSE AS
307C, 311F LRR, 312C, 312C L, 312D, 312E, 312E L, 314D CR, 314D LCR, 315D L, 318C, 319C, 319D L, 319D LN, 320 L, 320B, 320C, 320D, 320D FM RR, 320D2 L, 321C, 322B, 322B L, 322B LN, 322C, 322C FM, 325,...
307C, 311F LRR, 312C, 312C L, 312D, 312E, 312E L, 314D CR, 314D LCR, 315D L, 318C, 319C, 319D L, 319D LN, 320 L, 320B, 320C, 320D, 320D FM RR, 320D2 L, 321C, 322B, 322B L, 322B LN, 322C, 322C FM, 325,...
5I4396
HOSE AS
307C, 308D, 311F LRR, 312D, 314D CR, 314D LCR, 314E CR, 314E LCR, 315D L, 316E L, 318C, 318D2 L, 318E L, 319D, 319D L, 319D LN, 320 L, 320B, 320B L, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 3...
307C, 308D, 311F LRR, 312D, 314D CR, 314D LCR, 314E CR, 314E LCR, 315D L, 316E L, 318C, 318D2 L, 318E L, 319D, 319D L, 319D LN, 320 L, 320B, 320B L, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 3...
7I8252
HOSE AS
307C, 308D, 311C, 311D LRR, 311F LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D, 313D2, 313D2 LGP, 314C, 315C, 315D L, 316E L, 318C, 318E L, 319D, 319D L, 320B, 320C, 32...
307C, 308D, 311C, 311D LRR, 311F LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D, 313D2, 313D2 LGP, 314C, 315C, 315D L, 316E L, 318C, 318E L, 319D, 319D L, 320B, 320C, 32...
4I3988
HOSE AS
308C, 311C, 311D LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 313D, 313D2, 313D2 LGP, 314C, 315D L, 318D L, 318D2 L, 319D, 319D L, 320 L, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D...
308C, 311C, 311D LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 313D, 313D2, 313D2 LGP, 314C, 315D L, 318D L, 318D2 L, 319D, 319D L, 320 L, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D...
2125531
HOSE AS
385B, 385C, 385C FS, 385C L, 385C L MH, 5090B
385B, 385C, 385C FS, 385C L, 385C L MH, 5090B
5I3088
HOSE AS
324D, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C L, 330D, 330D L, 330D LN, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E L, 336E LN, 336F L, 340D L, 340D2 L, 365B II, 385B
324D, 330, 330 FM L, 330 L, 330B, 330B L, 330C, 330C L, 330D, 330D L, 330D LN, 336D, 336D L, 336D LN, 336D2, 336D2 L, 336E, 336E L, 336E LN, 336F L, 340D L, 340D2 L, 365B II, 385B
2270634
HOSE AS
385C, 385C FS, 385C L
385C, 385C FS, 385C L
1764724
HOSE AS
325D MH, 385B, 385C, 385C L
325D MH, 385B, 385C, 385C L
2415579
HOSE AS
385B
385B
2074286
HOSE AS
385B
385B
2392006
HOSE AS
385B
385B
1797485
HOSE AS
385B
385B
1942779
HOSE AS
385B, 385C L
385B, 385C L
3632296
HOSE AS
365C, 385B, 385C, 385C L, 390F L
365C, 385B, 385C, 385C L, 390F L
3632294
HOSE AS
385B, 385C, 385C L, 390F L
385B, 385C, 385C L, 390F L
3632293
HOSE AS
374D L, 374F L, 385B, 385C, 385C L, 390F L
374D L, 374F L, 385B, 385C, 385C L, 390F L
2125541
HOSE AS
385B, 385C, 385C L
385B, 385C, 385C L
3632295
HOSE AS
374F L, 385B, 385C, 385C L, 390F L
374F L, 385B, 385C, 385C L, 390F L
2378007
HOSE AS
385B, 385C L
385B, 385C L