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33
ServiCing
HELIX
9.5
INleT AND ouTleT vAlve
Before proceeding, follow the Pressure Relief
Procedure outlined previously in this manual.
Additionally, follow all other warnings to reduce
the risk of an injection injury, injury from moving
parts or electric shock. Always unplug the sprayer
before servicing!
1. Remove the four screws in the front cover and then remove
the front cover.
Danger of crushing - do not reach with the fingers
or tool between the moving parts.
2. Turn the pressure control knob to minimum pressure. The
Control Display screen should say “PRIME”.
3. Press the #1 key on the Control Display control panel. The
“CREEP MODE” screen will now appear.
4. Slowly turn the pressure control knob clockwise to increase
the pressure. The crankshaft/slider assembly will begin to
move very slowly.
5. When it reaches the bottom, dead-center of its stroke, turn
the pressure control knob back to minimum pressure. The
crankshaft/slider assembly should stop.
6. Unplug the power plug from the outlet.
7. Unscrew the connection hose from the nipple on the back
of the fluid section cylinder.
8. Loosen and remove the inlet valve housing (1) from the
cylinder (2).
9. Remove bearing ring (9), O-ring (8), O-ring (7), inlet valve
seat (6), inlet valve ball (5) upper ball guide (4) and spring
(3).
10. Clean all the parts with the corresponding cleaning agent.
Check the inlet valve housing (1), inlet valve seat (6)
and inlet valve ball (5) for wear and replace the parts if
necessary. If the worn inlet valve seat (6) is unused on one
side, install it the other way around.
1
2
3
4
5
6
7
8
9
11. Screw out outlet valve housing (Fig. 23, item 10) from the
piston (11) with 3/8 inch hexagon socket head wrench.
12. Remove the upper seal (16), upper ball guide (15), outlet
valve ball (13), washer (14) and outlet valve seating (12).
13. Clean all the parts with the corresponding cleaning agent.
Check outlet valve housing (10), outlet valve seat (12),
outlet valve ball (13) and upper ball guide (15) for wear and
replace parts if necessary. If the worn outlet valve seat (12)
is unused on one side, install it the other way around.
14. Carry out installation in the reverse order.
15. If you plan to replace the fluid section packings, move on
to section 9.6. If not, reassemble fluid section in the reverse
order of how it was disassembled.
11
10
12
13
14
15
16
Содержание HELIX 0138011
Страница 12: ...12 SYSTEM DESCRIPTION HELIX A E D F L1 J H K K J N M M B H L2 G I C 3 3 System Diagram with circulation ...
Страница 44: ...44 HELIX Spare parts diagram drive assembly 4 5 6 1 2 3 7 8 9 10 11 18 17 12 13 14 15 16 ...
Страница 50: ...50 HELIX Spare parts diagram fluid section 1 2 3 4 7 8 15 16 17 18 19 20 21 22 23 9 10 11 12 13 14 5 6 ...