Chemical Application - TMG -HW41T Product Manual

7.You are now ready to start the cleaning operation - Pull trigger on the pressure wand assembly to start
cleaning. To stop the pressurized water, release the trigger. DO NOT LEAVE UNIT RUNNING WHEN NOT
IN USE.
8.To stop Burner operation – Again press HOT WATER switch and run pump for two minutes with
trigger gun pulled to allow coil to cool down. Squeeze and release the trigger for the second time in order
to relieve the pump system of pressure.
9.Prior to storage – Inspect pressure washer for any damage or required maintenance. If your machine is
to be exposed to cold weather, please refer to winter pump/coil instructions found in this manual. If
possible, do not allow unit to remain outside in the elements.
10.Warning – If unit is left running while not in use, pump damage may occur. Do not leave unit running
while not in use!

CHEMICAL APPLICATION

Downstream Chemical Injection: Standard (Direct Drive Units) High Pressure Soap
(Optional Feature)
NOTE:
Do not remove back flow preventer as chemical may flow back into potable water source. For
standard chemical injection, ensure the black nozzle is properly fitted at the end of the wand. The
chemical injector will not function if this nozzle is not fitted.
1.Chemical preparation – Select detergent/chemical that best suits your cleaning task. Prepare dilution
according to the manufacturer's instructions. The volume of chemical being used may be adjusted at
valve located on the chemical injector.
2.Insert the intake hose, located on the chemical injector at the pump, into the chemical being used.
3.Fit black nozzle on the standard wand, or for the dual wand, turn adjustment knob on, and adjust for
required flow rate. For high pressure soap systems, the black nozzle is not needed; use one of the
other wand nozzles.
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