foam gun

main purpose:

1. heat preservation 
2. stuffing of doors/windows
3. sealing, blocking
4. waterproofing of pipelines

Instructions:

1. Rocking the pu foam pot harshly before setting on the pistole.
2. Rolling the pu foam pot to the adapter(not too tight).
3. Pull the trigger and let the pu foam flow out for 2 seconds in order to fill the gun barrel with pu foam without air or other gas.
4. The pu foam pot should  be vertical to the earth level when working
5. Control the pu foam flowing rate by adjusting the adjustment wheel.
6. Rock a new pu foam pot beforing changing it and put the new one on the gun as soon as the old one is put down(in 1 minute).
7. No other substances is allowed to get into the adapter when changing the pu foam pot, since it would stick the gun inside if something goes in.
8. Not seperated, the gun and the pu foam pot should both be put vertically when not working.
9. For washing and cleaning, the detergent should be put inside immediately after taking down the pu foam pot and should not be taken away until working next time.
10. Fix the needle on the nozzle when working. But note: The needle should be taken apart from the gun and cleaned, and no hardware is allowed to clean the needle, since it may hurt the needle and lead to leakage.
11. Handle with care.