Fuel Hand Primer Pump for Hitachi HR1000 HR320 HR420 HR750SM HX180B
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
| Application | Fitment Notes |
|---|---|
| Hitachi HR1000 | Use only with the matching original part/configuration. |
| Hitachi HR320 / HR420 | Use only with the matching original part/configuration. |
| Hitachi HR750SM / HX180B | Use only with the matching original part/configuration. |
Product Overview
For buyers repairing Hitachi HR1000, HR320, HR420, HR750SM and HX180B applications using the matching manual fuel primer, this fuel hand primer pump gives you a focused replacement option without adding unsupported claims about applications outside the listed fitment. Provides a manual way to refill the low-pressure fuel circuit and purge air after service.
Fitment matters on service parts like this one. Compare the original pump's mounting base, thread size and fittings before ordering because fuel-system configurations can vary.
Key Features & Performance
- Designed for Hitachi HR1000, HR320, HR420, HR750SM and HX180B applications using the matching manual fuel primer.
- Provides a manual way to refill the low-pressure fuel circuit and purge air after service.
- Part Type: Manual fuel primer / feed pump.
- Application: Diesel low-pressure fuel circuit.
Technical Specifications
- Part Type: Manual fuel primer / feed pump
- Application: Diesel low-pressure fuel circuit
Common Reasons for Replacement
- Primer will not draw fuel after filter service
- Engine is difficult to restart after the system has been opened
- Fuel leaks around the primer plunger or pump body
Frequently Asked Questions
How do I confirm fitment?
Compare the original pump's mounting base, thread size and fittings before ordering because fuel-system configurations can vary.
When should the fuel hand primer pump be replaced?
Replacement makes sense when diagnosis confirms the original component is worn, damaged or electrically/mechanically failed and the rest of the related system checks out.
Is this an OEM part?
This listing is for a replacement part. Brand names and OE/reference numbers are used to identify fitment unless the listing specifically states that the item is genuine OEM.