Advance acoustic Adfinity 17ST, Service Manual

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ENGLISH SERVICE MANUAL
30
9096982000 Adfinity™ 17ST / 20ST / X20R / 20D / X20D / X20C / X24D
ECOFLEX™ SYSTEM
DETERGENT PUMP AND CHECK VALVE DISASSEMBLY/ASSEMBLY (For Adfinity™ X20D, X20C,
X24D)
Disassembly
2. If the tank (21) contains recovery water:
• Drive the machine to the appointed recovery water disposal area.
• Turn the ignition key (80) to “0”.
• Empty the recovery water tank (21) with the hose (16).
2. Drive the machine on a level floor.
3. Turn the ignition key (80) to “0”.
4. Grasp the handle (41) and carefully lift the tank (40).
5. Unscrew the union (A).
6. Remove the detergent tank (B).
7. Remove the screws (C).
8. Slightly lift the tank holder (D) and mark the position of the connectors (E) and (F) (to reinstall them correctly), which must be
as follows:
• Connector (E): white cable
• Connector (F): blue cable
9. Disconnect the connectors (E) and (F) from the detergent pump (G).
10. Disconnect the hoses (H) from the relevant union.
11. Remove the screws (I) and recover the detergent pump (G) together with the hoses.
12. If necessary, disconnect the hoses (J) and (K) from the pump.
13. If necessary, mark the position of the arrow (M) (to reinstall the components correctly), which must be as shown in the figure,
and replace the check valve (L).
Assembly
14. Assemble the components in the reverse order of disassembly.