The Multiquip 1625954090 is a genuine OEM Idle Apparatus Assembly designed for BLW-400SSW, KD1800, KD1800KD6, and KD6 series equipment. As a direct Multiquip OEM component, it is manufactured to the same specifications as the original part, ensuring a consistent, drop-in fit within the engine's throttle and idle control system. This assembly is confirmed compatible with the BLW-400SSW welder and the KD1800 and KD6 core drill lines, making it a reliable service part for operators maintaining these machines. Order with confidence knowing you are receiving an authentic Multiquip replacement sourced through DHS Equipment.
Key Features
- Genuine OEM Construction — Manufactured to original Multiquip specifications, ensuring correct mechanical engagement and throttle response for the idle control system.
- Direct-Fit Replacement — Engineered to install in the same mounting position as the original assembly, with matching attachment points and component geometry for straightforward servicing.
- Broad Fitment Coverage — Compatible with BLW-400SSW welders and KD1800, KD1800KD6, and KD6 core drills, covering multiple machines from a single part number.
- Stable Idle Control — A correctly functioning idle apparatus maintains consistent engine speed at low load, supporting smooth power delivery and preventing hunting or stalling during operation.
- Fuel System Integrity — Proper idle circuit function directly affects fuel metering at low RPM; a worn or failed assembly can cause erratic idling, increased fuel consumption, or difficulty starting.
The idle apparatus assembly governs the engine's behavior at low throttle settings by regulating the fuel and air mixture delivered during idle operation. It works as part of the carburetor's idle circuit to keep the engine running smoothly when the machine is at rest or under light load. When this assembly wears out or fails, operators typically experience rough idling, stalling, or inconsistent engine response — all of which interrupt workflow and can accelerate wear on related engine components.
Part Details
| Part Number | 1625954090 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Idle Apparatus Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | BLW-400SSW |
| Core Drills | KD1800 |
| Core Drills | KD1800KD6 |
| Core Drills | KD6 |
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.
Multiquip