This quiz was created to review the November 19, 2009 webinar presented by Dosatron.
Monthly
Never, just buy a new Dosatron
When the calibrated EC meter reading is off.
Yearly maintenance
C & D
Absolutely, suck up every drop.
The suction hose does not go in the stock tank
No, the suction hose should be up off the bottom of the stock tank about 4" to avoid sucking up particles
No, it should be floating on the top
None of the above
Just leave it in the greenhouse it will be fine
Run a 1:8 solution of white vinegar through the injector to flush out chemicals
Suck up clear water and store in a heated space, do not leave in freezing or extremely hot greenhouse
Wrap it in pages from a BFG, BWI or Griffin Greenhouse catalog and put it on a shelf
B & C
In the Dosatron manual (which you have never read)
Call Lela at 555...
It is located on the suction hose
On the domed bell housing
None of the above
Ask yourself, you should know when you sold it to the grower.
Dig through old orders
The serial number starts with the year, which usually indicates the year it was put into service
None of the above
True
False
The injector is clicking
Stock tank level is droping
You can the solution being pulled up the suction hose
B & C
All of the above
Install a new seal kit
Call the Dosatron 800 number for technical help
Buy a new Dosatron, especially if the injector is 7-10 years old
B & C
None of the above
True
False
Seals made with a high grade of viton to stand up to all types of chemicals
Complete check valves to insure injector works properly
An autographed picture of Lela Kelly from the 2009 OFA Short Course
A & B
All of the above