///No abrasive flow
Abrasive feed
No abrasive flow
Without abrasive the jet only cuts like pure water.
Safety first: Switch off the pump, release all pressure (open the on/off valve or bleed-down valve) and lock out before you open any high-pressure part. Never put a hand or tool near a running jet.
1Check the causes, most likely first
0 of 4 checked
01Empty or bridged hopper
Most likely
Abrasive does not drop.
How to check: Fill and break up any bridge.
| Photo | Art. no. | Description | Excl. VAT | |
|---|---|---|---|---|
 | 10857 | Tubing, Flexible, Clear, .38, Abrasive, 49885361
TubeKMT, Flow, H2O, Intermac |
€ 15.00 | |
 | 11947 | Abrasive feed tube, 05076989
TubeKMT |
€ 43.20 | |
 | 12350 | Metering disks FLOW sandfeeder, 009931-1
Bushing & ringFlow |
€ 130.80 | |
 | 12555 | Metering Valve Rubber Stopper, A-11073
Bushing & ringFlow |
€ 5.00 | |
 | 12560 | Tubing, Flexible, Clear, 1/4", Abrasive, 100100
TubeOMAX |
€ 7.80 |
02Blocked metering orifice or disk
Possible
Clumped abrasive blocks it.
How to check: Remove and clear the metering part.
03Kinked abrasive hose
Possible
The hose is blocked or crushed.
How to check: Inspect the full hose.
04Low air pressure on the feeder
Less likely
Air-driven feeders need pressure.
How to check: Check the regulator.
Related problems
General advice based on manufacturer manuals and service practice. Always follow the manual of your machine. Not sure? .