Cole Parmer CLW-128 Undercounter Glassware Washer - Fair Condition 134933766354 but up and down arrows

but up and down arrows don't seem to do anything

Unit powers up however it only measures 2250-2500RPM when set full (3000) and 130-180 rpm when set to full (300)

Manufacturer Fisher Scientific Model Number Isotemp 110 SKU 19-66987 Ref 23-95326

Manufacturer Hamilton Part Number 79467 Model Number PRP-3 SKU 19-17142 Ref 23-22188

Manufacturer Labsystems Model Number Finnpipette 5-50 ul SKU 19-71795 Ref 23-102652

Cole Parmer CLW-128 Undercounter Glassware Washer - Fair Condition 134933766354 but up and down arrowsThis item is out of stock. Contact us to be notified when it becomes available again. Specifics Manufacturer Cole Parmer Model Number CLW 128 SKU 19 72403 Ref 23 104160