HAMM Hydraulic Pump Dealer and Supplier in Tamil Nadu

HAMM rollers and compactors use hydraulic systems to transfer power for hydrostatic travel, vibration, steering and other operating functions. When a machine develops weak movement, reduced compaction performance, hydraulic leakage, abnormal noise or inconsistent vibration, the hydraulic pump needs to be identified according to the exact machine configuration rather than simply selecting a pump by appearance.

For customers in Chennai and Coimbatore, Multitech India can assist with HAMM Hydraulic Pump Dealer and Supplier in Tamil Nadu enquiries by checking the machine model, serial number and original pump identification. A clear photograph of the hydraulic pump nameplate can also help establish the manufacturer, displacement and control arrangement.

HAMM Hydraulic Pump Dealer and Supplier in Tamil Nadu

HAMM pump requirements can include hydrostatic travel pumps, vibration pumps, variable-displacement axial-piston pumps, tandem pump assemblies and auxiliary hydraulic components. Different machine generations can have different pump arrangements even within the same HAMM family.

Customers in Madurai and Salem can provide the complete machine designation together with the pump code and nameplate photograph. This helps determine the correct hydraulic unit before a replacement is quoted.

HAMM Hydraulic Pump Models

HAMM equipment has documented applications using hydraulic pumps from established hydraulic-component manufacturers. Bosch Rexroth A4VG-series pumps are documented across several HAMM machine applications, while other pump families are also encountered in HAMM hydraulic systems.

Bosch Rexroth hydraulic pump models

• A4VG40

• A4VG45

• A4VG56

• A4VG71

• A4VG90

• A4VG105

• A22VG45

• A4VG71 + A22VG45 double-pump arrangement

• A4VG71 + A4VG71 arrangements, where applicable

Sauer-Danfoss pump models associated with HAMM applications

• 90R055

• 90R075

• 90R100

• PV90R75

• PV90L75

• JRR075

• JRL075

These are hydraulic-pump model designations, not HAMM machine names. The exact replacement has to be verified for displacement, rotation, control, shaft, mounting and hydraulic function.

For Tiruchirappalli and Tiruppur, customers should provide the complete pump identification rather than requesting a replacement based only on displacement.

HAMM Hydraulic Pump for HD Series Rollers

HAMM HD tandem rollers are designed for asphalt and road-construction compaction. The HD family covers multiple generations and operating configurations, which means the hydraulic pump can vary between machine versions.

For Erode and Vellore, Multitech India can assist with HD-series pump enquiries after checking the machine identification plate and original hydraulic-pump details.

HAMM HD machine models

• HD 8

• HD 9

• HD 10

• HD 11

• HD 12

• HD 13

• HD 14

• HD 70

• HD 75

• HD 90

• HD 100

• HD 110

• HD 120

• HD 130

• HD 140

• HD 90i

• HD 110i

• HD 120i

• HD 130i

• HD 140i

The machine model should be combined with the serial number because the same HD designation can cover different production generations.

HAMM Hydraulic Pump for HD+ Rollers

HAMM HD+ rollers use modern hydraulic and electronic systems for travel and compaction functions. The family includes several drum widths and configurations, with specifications varying according to the particular machine.

For Thoothukudi and Tirunelveli, buyers can enquire for HD+ hydraulic pumps by providing the exact model suffix, serial number and existing pump code.

HAMM HD+ models

• HD+ 70i

• HD+ 80i

• HD+ 90

• HD+ 90i

• HD+ 90i PH

• HD+ 90i PH VV-S

• HD+ 90i PH VO

• HD+ 90i PH VT

• HD+ 100

• HD+ 110

• HD+ 110i

• HD+ 120

• HD+ 120i

• HD+ 140

• HD+ 140i

The HD+ 90i PH belongs to HAMM's hybrid range, so its hydraulic arrangement should be checked against the exact machine configuration before a pump is selected.

HAMM Hydraulic Pump for HC Soil Compactors

HAMM HC machines are designed for soil and earthwork compaction. Hydraulic systems are used for important operating functions including propulsion and vibration, with different configurations available across the HC family.

For Thanjavur and Dindigul, customers looking for HC hydraulic pumps can provide the machine serial plate and original pump nameplate for identification.

HAMM HC machine models

• HC 50i

• HC 70i

• HC 100i

• HC 110

• HC 110i

• HC 119

• HC 119i

• HC 119i D

• HC 120i

• HC 129

• HC 130

• HC 130i

• HC 139i

• HC 139i D

• HC 160

• HC 160i

• HC 180

• HC 180i

• HC 200

• HC 200i

• HC 250

• HC 250i

A travel-pump problem and vibration-pump problem can produce different symptoms, so the affected hydraulic function should be identified before replacing the component.

HAMM Hydraulic Pump for Older Rollers

Older HAMM rollers can require pump specifications that differ from newer HD+ and HC equipment. Documented hydraulic-parts references associate different A4VG pump sizes with older HAMM machines, including the 3410 and 3412.

For Kanchipuram and Hosur, owners of older HAMM machines should provide the original pump plate and machine serial number. This is especially important when a previous repair has already replaced the factory pump.

Documented older HAMM hydraulic-pump applications

• HAMM 3410 — A4VG71

• HAMM 3412 — A4VG56

• HAMM 3412 P — A4VG56

• HAMM D12 — A4VG71

• HAMM H207 — A4VG71

• HAMM HD120 — A4VG71

• HAMM HD140 — A4VG71

• HAMM E3-519 — A4VG90

• HAMM H202 / S400 — A4VG105

• HAMM 3516 / 3516 P — A4VG-series application

• HAMM 3518 / 3518 P — A4VG-series application

• HAMM 3520 / 3520 P — A4VG-series application

These are documented application references and should not be interpreted as universal pump-interchange specifications.

HAMM Hydraulic Pump for Hydrostatic Travel

Hydrostatic travel systems provide controlled hydraulic power for machine propulsion. Problems can appear as slow travel, reduced traction, inconsistent speed, difficulty climbing or excessive hydraulic temperature.

For Krishnagiri and Namakkal, customers can provide the machine model, operating symptoms and pump nameplate information. This can help distinguish a travel-pump requirement from a hydraulic motor, valve or control-system issue.

Common hydraulic-pump requirements

• Hydrostatic travel pump

• Variable-displacement axial-piston pump

• Vibration pump

• Tandem hydraulic pump

• Double-pump assembly

• Auxiliary hydraulic pump

• Steering-related pump

• Replacement piston pump

• Hydraulic pump repair

• Hydraulic pump testing

• Pump reconditioning

• Pump replacement

HAMM Hydraulic Pump for Vibration Systems

Vibration is central to the compaction performance of HAMM rollers. Depending on the machine configuration, hydraulic systems can operate vibration or oscillation functions independently from the travel circuit.

For Cuddalore and Villupuram, customers experiencing weak, intermittent or irregular vibration should identify the affected hydraulic circuit before ordering a replacement pump.

A roller that travels correctly but has poor vibration performance should not automatically be diagnosed as having a failed travel pump. The vibration circuit, hydraulic motor, pump and associated controls may require separate inspection.

HAMM Hydraulic Pump for DV+ Rollers

HAMM DV+ rollers are articulated tandem machines used for asphalt compaction. Their hydraulic requirements can vary according to model, generation and configuration.

For Pudukkottai and Sivaganga, customers can mention the complete DV/DV+ machine designation together with the pump identification number when requesting a hydraulic-pump enquiry.

HAMM DV and DV+ machine models

• DV 65

• DV 70

• DV 85

• DV 90

• DV+ 70i

• DV+ 90i

• DV+ 110i

The complete machine serial number remains important when determining the appropriate replacement pump.

HAMM Hydraulic Pump for HP Pneumatic-Tyre Rollers

HAMM HP machines are pneumatic-tyre rollers used in different compaction applications. Hydraulic requirements can vary between machine generations and operating configurations.

For Karur and Nagapattinam, customers seeking HP-series hydraulic pumps should provide the full machine model and original pump details before purchasing.

HAMM HP machine models

• HP 180

• HP 180i

• HP 190i

• HP 200i

• HP 210i

• HP 220i

• HP 230i

• HP 240

• HP 240i

• HP 250i

• HP 280

• HP 280i

• GRW 280i

The machine's exact serial range should be checked because hydraulic components can change between production generations.

HAMM Hydraulic Pump Replacement in Tamil Nadu

A replacement pump should match the original hydraulic circuit, not simply the machine's general model family. Important specifications include displacement, rotation direction, control arrangement, shaft, mounting and the function performed by the pump.

For Coimbatore and Salem, customers can provide multiple photographs of the existing pump along with the HAMM machine identification plate. This can make model verification easier before sourcing.

Information useful for pump identification

• HAMM machine model

• Machine serial number

• Machine year, if available

• Existing pump manufacturer

• Complete pump model

• Pump identification number

• HAMM part number

• Displacement

• Rotation direction

• Control type

• Shaft specification

• Mounting details

• Hydraulic function

• Number of pumps

• Clear nameplate photograph

HAMM Hydraulic Pump Supplier for Tamil Nadu Contractors

Road contractors, infrastructure companies, equipment-rental businesses and machinery workshops can require hydraulic pumps when HAMM rollers experience hydraulic-system problems. The correct component can help avoid installing a pump with an incompatible control or mounting specification.

For Chennai and Madurai, Multitech India can assist with hydraulic-pump enquiries using the machine model, serial number and original pump information.

For Tiruchirappalli and Hosur, customers can similarly submit the existing pump code and machine details when looking for replacement hydraulic components.

HAMM Hydraulic Pump Application Story

A Tamil Nadu road contractor was using a HAMM roller when the machine began showing inconsistent compaction results during repeated passes. Travel remained available, but the operator noticed that the vibration response was no longer consistent. Instead of replacing the first pump suggested by appearance, the contractor provided the machine identification plate and photographs of the hydraulic components.

The hydraulic-pump identification was checked against the machine configuration and the affected function. This was important because a variable-displacement pump with a similar external appearance could have a different displacement, control arrangement or mounting specification. The investigation helped separate the vibration requirement from the hydrostatic travel system. After the pump specification was established, the contractor could proceed with a more accurately matched replacement enquiry. The situation demonstrated why the complete pump code, machine serial number and hydraulic function should be considered before purchasing a HAMM hydraulic pump.

HAMM Hydraulic Pump Supply and Identification

Multitech India supports hydraulic-pump enquiries for HAMM tandem rollers, soil compactors, pneumatic-tyre rollers and other compaction equipment. Requirements can include Bosch Rexroth A4VG-series pumps, A22VG configurations, double-pump assemblies and associated hydraulic components.

For Vellore and Erode, customers can send the machine model, serial number and original pump photograph for identification before requesting a quotation.

For Tiruppur and Thoothukudi, hydraulic-pump enquiries can similarly be checked against the original pump code and machine configuration, particularly when the equipment is an older HAMM model.

Frequently Asked Questions

1. Who is the HAMM hydraulic pump dealer in Tamil Nadu?

Multitech India is a HAMM hydraulic pump dealer and supplier for Tamil Nadu. Customers can share their machine and pump details for identification.

2. Which hydraulic pumps are used in HAMM rollers?

Documented applications include Bosch Rexroth A4VG40, A4VG45, A4VG56, A4VG71, A4VG90 and A4VG105, plus A22VG45 configurations.

3. Is A4VG71 used in HAMM machines?

Yes. A4VG71 is documented in several HAMM applications, including selected HD and older HAMM roller configurations.

4. Which pump is used in HAMM 3412?

A documented HAMM 3412 and 3412 P application uses a Bosch Rexroth A4VG56 hydraulic pump.

5. Can you supply pumps for old HAMM rollers?

Yes. Multitech India can handle older HAMM hydraulic-pump enquiries after checking the machine model, serial number and original pump identification.

6. What information is needed to identify a HAMM hydraulic pump?

The machine model, serial number, pump nameplate, complete pump code and clear photographs help determine the appropriate hydraulic-pump specification.