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1351116027
1351116027
OE-Equivalent Replacement Quality
IATF 16949 / ISO 9001 / CE / RoHS
50 pcs
7 - 15 Days
12 Months
1351116027
Caterpillar proportional pilot control circuits using the matching four port valve body
Confirm 24v, connector, four port proportional pilot body, seals and hydraulic circuit before installation.
| Quantity: | |
|---|---|
1351116027 is a 24V proportional pilot solenoid valve for Caterpillar proportional pilot control circuits using the matching four port valve body. Buyers should confirm the complete old marking, electrical version, connector, four port proportional pilot body and hydraulic function before approving replacement stock.
Specification | Value |
|---|---|
Product Type | Proportional Pilot Solenoid Valve |
Primary Reference | 1351116027 |
Cross References | 1351116027 |
Electrical Version | 24V |
Working Pressure Reference | 25 bar |
Interface | Four port proportional pilot body |
Application Scope | Caterpillar proportional pilot control circuits using the matching four port valve body |
MOQ | 50 pcs |
Delivery Time | 7 to 15 Days |
Warranty | 12 Months |
Use the original catalog dimensional reference and hydraulic symbol to compare the valve with the removed component and the machine schematic before purchase approval.
Complete every control point below before a sample or bulk order is released.
Approval Point | Buyer Review |
|---|---|
Reference | 1351116027 |
Electrical | 24V; verify at the loaded connector during the actual command |
Mechanical | Compare four port proportional pilot body, cartridge length, seals and installed clearance |
Hydraulic | Confirm normal state, energized state and manifold port relationship |
Machine Evidence | Caterpillar proportional pilot control circuits using the matching four port valve body |
Separate electrical command, cartridge movement and machine response so the actual wiring or hydraulic fault is not hidden by a parts replacement.
Observed Condition | Recommended Check |
|---|---|
No movement | Check loaded connector voltage, ground, controller command and coil resistance. |
Slow response | Inspect oil cleanliness, filter condition, viscosity and cartridge movement. |
Reversed response | Stop operation and compare normal and energized port logic with the original valve. |
External leakage | Inspect seals, cartridge surface, manifold bore and correct seating depth. |
Repeated heating | Confirm voltage, duty cycle, connector resistance and full magnetic movement. |
During cold start commissioning is completed, keep the verified reference, measurements and test result in the service record. Approve 1351116027 from the complete old valve marking, 24v electrical version, connector keying, four port proportional pilot body, sealing lands and normal hydraulic state. A shared equipment model does not prove interchangeability because pump and manifold revisions can change during production. Send the machine model, serial number and clear removed part photos with the inquiry.
During a workshop compares two connector orientations, keep the verified reference, measurements and test result in the service record. Read the coil label first and measure voltage at the connector while the real machine command is active. The working reference for this page is 24V. Do not infer voltage only from battery count because converters, harness changes and mixed voltage fleets can create misleading assumptions. Record the verified value on the purchase order and incoming inspection label.
During a pilot passage blockage is investigated, keep the verified reference, measurements and test result in the service record. The 25 bar figure is a catalog or verified product reference, not permission to ignore the equipment hydraulic schematic. Confirm which ports see pressure in both de-energized and energized states, review return line conditions and follow the machine service limits. Pressure capability does not correct a wrong spool function, cartridge depth or manifold port relationship.
During a repeat coil heating case is investigated, keep the verified reference, measurements and test result in the service record. Measure supply and ground at the loaded connector, then check coil resistance and verify that the controller is actually issuing the command. If electrical input is correct, inspect oil cleanliness, filter condition, cartridge movement and manifold contamination. Separate electrical command from hydraulic response before replacing another valve, otherwise a harness or blocked pilot passage may be missed.
During a coil replacement is considered without changing the cartridge, keep the verified reference, measurements and test result in the service record. Verify commanded voltage under load, coil duty cycle, connector resistance and whether the hydraulic element reaches its intended position. Low voltage can prevent full magnetic pull, while excessive voltage or continuous energization can overheat the winding. Contamination that restricts cartridge movement can also increase operating stress, so correct the electrical or hydraulic root cause before fitting another coil.
During a service team tests the de-energized state, keep the verified reference, measurements and test result in the service record. Compare the connector face, key position, pin count, latch direction and cable exit with the removed component. Also check whether suppression is built into the coil because this can affect controller diagnostics. Photograph the connector straight on beside a ruler and include the terminal condition in the RFQ, especially when several Caterpillar harness revisions are used in the same fleet.
During a repeat coil heating case is investigated, keep the verified reference, measurements and test result in the service record. Fine debris can restrict the moving element, damage sealing lands or block a pilot passage even when the coil energizes normally. Review the equipment filtration requirement, inspect the removed valve for particles and flush the affected circuit when contamination is found. Replacing 1351116027 without correcting dirty oil can reproduce slow response, sticking or repeated coil stress soon after installation.
Send the complete old valve marking, confirmed voltage, machine model and serial number, connector photos, interface dimensions and required quantity for a fitment focused B2B quotation.
