North Star M157304E - Manual (Page 6)

6
II.) Assembly Instructions
A. 1. To spray chemical, insert the chemical injector into the
quick connect oulet of the pressure washer as shown.
2. Connect the clear hose to the chemical strainer and to
the inlet of the chemical injector. This is inside the base
unit on the 157303, chemical injector can remained
installed at all times. Have hose exit base as shown
below.
3. Install the pressure hose onto the chemical injector as
shown, for 157304. Install on quick connect outlet on
157303.
4. Connect the other end of the pressure hose to the spray
gun as shown.
5. Connect the lance extension to the spray gun and insert
the proper nozzle into the lance end.
6. Make sure all plumbing connections are tight.
Nozzle
Lance
Extension
Spray
Gun
Chemical
Injector
High Pressure
Hose
Chemical
Strainer
Clear
Hose
Quick Connect
Outlet
157304 only
7. Install four rubber feet onto base with four 1/4” x 3/4”
flange bolts and four flange nuts. Use the same bolts to install
cross members when installing the rubber feet.
F IG 0 2 3 5
1 RUBBER FEET
BRACE
Chemical Hose
Exit for 157303