The Multiquip EM16144 is a genuine OEM Screw Idle Adjustment designed for C30HDN and MT85 series equipment. Sourced directly from Multiquip, this part meets the original engineering specifications and installs as a direct replacement for the factory component. Confirmed fitment includes the C30HDN concrete pump and MT85 rammer, making it a straightforward solution for restoring correct carburetor idle behavior on these machines. Trust the part number — EM16144 — to verify you have the right screw before ordering.
Key Features
- OEM Carburetor Calibration: — Manufactured to the original idle circuit tolerances, ensuring the correct fuel-air mixture at idle without guesswork or field adjustment workarounds.
- Drop-In Carburetor Thread Fit: — Threads directly into the original carburetor idle port with no reworking of the bore or seat required.
- Confirmed Fitment: — Compatible with the Multiquip C30HDN concrete pump and MT85 rammer series; cross-reference part number EM16144 against your machine's parts diagram before ordering.
- Smooth, Stable Idle Restoration: — A worn or damaged idle adjustment screw causes rough idling, stalling, and poor throttle response; replacing it returns the engine to a consistent, controllable idle.
- Genuine Multiquip OEM: — Supplied as an authentic Multiquip replacement part, not a generic equivalent, so you can be confident in material grade and thread specification.
The idle adjustment screw controls the volume of the fuel-air mixture that bypasses the throttle plate at idle, allowing the engine to run smoothly when the throttle is released. It works in conjunction with the carburetor's idle circuit to set a stable low-speed RPM. When the screw becomes worn, stripped, or lost, the engine will typically idle roughly, hunt for a stable speed, or stall under light loads — all conditions that interrupt work and accelerate wear on other engine components.
For fitment questions or help confirming compatibility with your specific machine configuration, contact the DHS Equipment team directly.
Part Details
| Part Number | EM16144 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Screw Idle Adjustment |
Compatibility & Fitment
| Name | Model |
|---|---|
| Mayco Pumps | C30HDN |
| Rammers | MT85 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
