Iwaki LK-F45 VC Dosing Pump
Spare Parts for LK-F45 VC Dosing Pump
Product Summary
The Iwaki LK-F45 is a robust motor-driven mechanical diaphragm metering pump designed for precise chemical dosing. Featuring a reliable dual-cam drive system with a built-in worm gear reducer, it offers exceptional linearity and durability. The LK-F series is ideal for aggressive chemical applications in water treatment and industrial processes, supporting flow rates up to 1.0 L/min.
- Dual-Cam Drive: Compact and rigid mechanism ensures maximum wear resistance and continuous operation reliability.
- High Precision: Discharge accuracy (repeatability) is within ±2% FS with excellent linearity.
- Mechanical Diaphragm: Direct-drive mechanical actuation eliminates hydraulic oil, simplifying maintenance.
- Versatile Materials: Standard VC configuration features a PVC pump head, Ceramic valve balls, and FKM seals for acid resistance.
- Outdoor Rated: Fully enclosed oil bath lubrication system and outdoor-rated motor allow for external installation.
Spare Parts List
| Select | Qty | Part Number | Description | Material / Spec |
|---|---|---|---|---|
| 1 | L0109 | Diaphragm | PTFE+EPDM | |
| 2 | L0093 | Valve Ball | Alumina Ceramic | |
| 2 | L0095 | Valve Seat | PVC | |
| 2 | L0097 | Valve Gasket | PTFE | |
| 2 | L0103 | O-Ring (P-32) | FKM-A | |
| 2 | L0016 | O-Ring (P-20) | FKM-A | |
| 1 | L1500 | Pump Head | PVC | |
| 2 | L0094 | Valve Guide | PVC | |
| 2 | L0359 | Valve Set (VC) | - | |
| 2 | L0101 | Adapter (Hose) | PVC | |
| 1 | L0110 | Retainer Plate | Steel | |
| 2 | L1539 | Nut | PVC | |
| 8 | L1166 | Pump Head Bolt | Steel | |
| 1 | L1224 | Reinforcing Plate | Steel | |
| 1 | L1128 | Bracket Assembly | FC200 (Cast Iron) | |
| 1 | L0794 | Oil Seal | NBR | |
| 2 | L1110 | Ball Bearing | 6201 | |
| 1 | L0752 | Oil Gauge | - | |
| 1 | L1146 | Return Spring | Steel | |
| 1 | L1140 | Control Shaft | Steel |
Exploded Parts Views
Key Technical Specifications
| Parameter | Value |
|---|---|
| Model / Curve | LK-F45 (VC Type) |
| Rated Power | 0.2 kW |
| Voltage / Frequency | 220-240/380-415V / 50/60Hz |
| Rated Current | Approx. 1.2 A |
| Discharge Connection | VP16 Union / 15mm Flange / 12x18mm Hose |
| Impeller Type | Mechanical Diaphragm |
| Installation Type | Surface Mounted / Flooded Suction |
Troubleshooting, Common Faults & Solutions
Motor does not rotate
Likely Cause: Disconnected wire or blown fuse.
Action / Part: Check wiring and power supply voltage.
Pump does not discharge
Likely Cause: Air lock in pump head or suction lift too high.
Action / Part: Release air via air vent screw or check suction piping.
Flow rate fluctuates
Likely Cause: Debris in valve set or worn valve balls.
Action / Part: Clean or replace Valve Balls (L0093) and Seats (L0095).
Liquid leakage from pump head
Likely Cause: Damaged diaphragm or loose bolts.
Action / Part: Replace Diaphragm (L0109) and retighten head bolts (L1166).
Abnormal noise
Likely Cause: Worn worm gear or bearings.
Action / Part: Inspect Drive Unit and replace Bearings (L1110).
Online Resources
Request for Quotation
Thank you!
Your Request for Quote has been successfully sent.
Our team is reviewing your requirements and will be in touch shortly.
Selected Parts:
- No parts selected