Filters - Hardi NAVIGATOR 550M Operator's Manual

5.2 Filters

IMPORTANT: Wear protective clothing when servicing & handling
components that have been in contact with spray liquid.
Clean fi lters ensure :
• Sprayer components such as valves, diaphr agms and operat ing unit
are not hindered or damaged during operation.
• Nozzle blockages do not occur while spray ing.
• Long life of pump. A blocked suction fi lter will result in pump
cavit ation.
Suction fi lter
The main fi lter protecting spray er com po nents
is the suc tion fi l ter at the top of the tank. Check
it reg u lar ly.
To service the suction fi lter:
1. Pull the steel clip (A) (Fig. 22) out.
2. Lift the suction hose fi tting (B) (Fig. 22) from hous ing.
3. Filter guide and fi lter (C) (Fig. 22) can now be
re moved.
To reassemble:
4. Press the guide onto fi lter end.
5. Place the fi lter into housing with guide fac ing up.
6. Ensure the O-ring (D) (Fig. 22) on the hose fi t ting is
in good condition and lu bri cat ed.
7. Refi t the suction hose (B) (Fig. 22) and steel clip (A) (Fig. 22).
ISO Nozzle
Pink (075)
Orange (01)
Green (015)
Yellow (02)
Lilac (025)
Blue (03)
Red (04)
& Larger
*Standard mesh
44 HARDI
Suction Filter Self Cleaning
Size
50
50
30*
®
NAVIGATOR 550M, 800M, 1000M DIAPHRAGM OPERATOR'S MANUAL
Nozzle
Filter Screen
100 100
80 80
50* 50*
Red
Fig. 22
Inline Filters
(optional)
100
80
50*