North Star MTBSL - Manual (Page 31)

Storage
31
Prepare the sprayer for end-of-season storage by running RV antifreeze through the system.
This will keep internal parts lubricated, protect against corrosion, and keep the unit from freezing.
CAUTION
The sprayer will be damaged if it freezes.
Protect the sprayer from freezing during storage by following the instructions
below.
Preparing for storage:
1. Add antifreeze Pour 1 gallon of RV antifreeze into the tank.
Note: RV antifreeze is non-toxic and biodegradable and generally safer for
the environm ent than automotive antifreeze.
2. Spray briefly T urn on the pump motor and squeeze the gun trigger briefly until fluid
sprays.
Removing from storage:
1. Drain Drain the antifreeze left in the tank through the tank drain hole into a
suitable container.
2. Flush with
wate r
Fill the tank with fresh water and run through the system. Operate the
spray gun until the system is completely flushed. Be sure to set up
containers to capture the antifreeze flush water.
3. Disposal Dispose of the antifreeze and flush water properly.