1396276 PISTON Caterpillar parts
301.5
Rating:
Alternative (cross code) number:
CA1396276
139-6276
1396276
CA1396276
139-6276
1396276
Weight: 1 pounds 0 kg.
MINI HYD EXCAVATOR,
Compatible equipment models: 1396276:
Number on catalog scheme:
2
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Information:
Table 1
Related Components: Possible Causes: Recommended Action:
Valve/Lines Main relief low-pressure setting Refer to Troubleshooting, "Relief Valve (Main) - Functional Test"
Main relief valve failure
Low pilot pressure Refer to Testing and Adjusting, KENR9615, "Relief Valve (Pilot) - Test and Adjust"
Idler pump bypass stem is malfunctioning Refer to Troubleshooting, "Bypass Valve (ACS Valve) - Functional Test"
Boom/bucket warm-up valve failure
Bucket Head End (HE) line relief valve failure Refer to Troubleshooting, "Relief Valve (Line) - Functional Test"
Bucket Pump to Cylinder Head End (PCHE) Independent Metering Valve (IMV) spool is malfunctioning Refer to Troubleshooting, "IMV Calibration - Functional Test"(1)
Refer to Troubleshooting, "IMV Controllability Troubleshooting"(2)
Bucket Cylinder to Tank Rod End (CTRE) IMV spool is malfunctioning
Compensator spool in bucket IMV section is malfunctioning Refer to Troubleshooting, "IMV Controllability Troubleshooting"(2)
Pilot relief valve is malfunctioning Refer to Testing and Adjusting, KENR9615, "Relief Valve (Pilot) - Test and Adjust"
Electronics/Harness/Solenoids Boom/Bucket joystick is malfunctioning Refer to Troubleshooting, "Joystick - Functional Test"
Bucket PCHE PHMV is malfunctioning Refer to Troubleshooting, "IMV Calibration - Functional Test"(1)
Refer to Troubleshooting, "IMV Controllability Troubleshooting"(2)
Bucket CTRE PHMV is malfunctioning
Bucket bypass Proportional Hydraulic Modulating Valve (PHMV) is malfunctioning Refer to Troubleshooting, "Bypass Valve (ACS Valve) - Functional Test"
The ECM is malfunctioning. A failure of the ECM is unlikely Prior to replacing the ECM, always contact the Technical Communicator at your dealership for possible consultation with Caterpillar. This consultation may effect repair time. Follow the procedure in Troubleshooting, "ECM - Replace" to replace the ECM
Software Idler pump bypass calibration is incorrect Refer to Troubleshooting, "Bypass Valve (ACS Valve) - Functional Test"
Bucket PCHE PHMV cracking current is incorrect Refer to Troubleshooting, "IMV Calibration - Functional Test"
Bucket PCHE PHMV slope is incorrect
Bucket CTRE PHMV cracking current is incorrect
Bucket CTRE PHMV slope is incorrect
Combiner calibration is incorrect Refer to Troubleshooting, "IMV Calibration - Functional Test"
Combiner slope is incorrect
Pump/Motor Front or Rear pump fails to stroke up Refer to Testing and Adjusting , KENR9615, "Pump Flow Measurement"
Engine Low engine speed Refer to Troubleshooting, "Hydraulic Power - Functional Test"
(1) Denotes actions that should be completed first in the troubleshooting sequence.
(2) Denotes Functional Tests that should be considered as a last resort in the troubleshooting process.
Caterpillar parts catalog:
Parts piston Caterpillar catalog:
1535533
PISTON & ROD GP
3003, 301.5
3003, 301.5
2555316
PISTON AS
3003, 301.5
3003, 301.5
2929352
PISTON AS
3003, 301.5
3003, 301.5
301.4C, 301.5, 301.6C, 301.7D, 301.7D CR, 302.2D, 302.4D, 302.5, 302.7D
1474436
PISTON
301.5, 301.6C
301.5, 301.6C
1774800
PISTON
301.5, 301.6C
301.5, 301.6C
1397329
PISTON
301.5
301.5
1140517
PISTON
311C, 311D LRR, 311F LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D, 313D2, 313D2 LGP, 314C, 314D CR, 314D LCR, 314E CR, 314E LCR, 315C, 315D L, 316E L, 318B, 318C, 318D...
311C, 311D LRR, 311F LRR, 312C, 312C L, 312D, 312D L, 312D2, 312D2 GC, 312D2 L, 312E, 312E L, 313D, 313D2, 313D2 LGP, 314C, 314D CR, 314D LCR, 314E CR, 314E LCR, 315C, 315D L, 316E L, 318B, 318C, 318D...
311B, 312B, 315B, 315B FM L, 318B
1709968
PISTON
308E, 308E CR, 308E SR, 318B
308E, 308E CR, 308E SR, 318B
1076971
PISTON-BRAKE
315C, 315D L, 316E L, 318B, 318C, 318E L, 319C, 319D, 319D L, 319D LN, 320B, 320B FM LL, 320C, 320C FM, 320D, 320D FM, 320D FM RR, 320D LRR, 320E L, 320E LN, 320E LRR, 321D LCR, 322B L, 322B LN, 322C,...
315C, 315D L, 316E L, 318B, 318C, 318E L, 319C, 319D, 319D L, 319D LN, 320B, 320B FM LL, 320C, 320C FM, 320D, 320D FM, 320D FM RR, 320D LRR, 320E L, 320E LN, 320E LRR, 321D LCR, 322B L, 322B LN, 322C,...
311C, 313D2 LGP, 315C, 315D L, 316E L, 318B, 318C, 318D L, 318D2 L, 318E L, 319C, 319D, 319D L, 319D LN, 320B, 320B FM LL, 320B L, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 32...
2096049
PISTON
315D L, 318B, 318C, 318E L, 319C, 319D, 319D L, 319D LN, 320C, 320C FM, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 320D2 L, 320E L, 320E LN, 320E LRR, 321C, 321D LCR, 322B...
315D L, 318B, 318C, 318E L, 319C, 319D, 319D L, 319D LN, 320C, 320C FM, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 320D2 L, 320E L, 320E LN, 320E LRR, 321C, 321D LCR, 322B...
1799934
PISTON AS-BARREL
M312, M313C, M313D, M315, M315C, M315D, M315D 2, M316C, M316D, M317D 2
M312, M313C, M313D, M315, M315C, M315D, M315D 2, M316C, M316D, M317D 2
1908585
PISTON AS
M312, M313C
M312, M313C
1397329
PISTON
301.5
301.5
1774800
PISTON
301.5, 301.6C
301.5, 301.6C
1474436
PISTON
301.5, 301.6C
301.5, 301.6C
301.4C, 301.5, 301.6C, 301.7D, 301.7D CR, 302.2D, 302.4D, 302.5, 302.7D