Troubleshooting for 8903, 8904, and 8908 Hard Surface Spinners.

Possible Cause
Rotary union doesn’t spin
Clogged jets (Part # H505A)
Clean jets and reinstall into spray bar
Inline filter is clogged or loose
Clean B248 filter and make sure filter is tight before inserting int filter body
PSI or GPM is too low
Make sure extractor has high enough PSI, minimum 500 PSI with sufficient flow is recommended
Bad rotary union
Replace rotary union (Part # H926)