Solution/Washing Water System Solenoid Valve/Tap/Filter Disassembly/Assembly - Nilfisk-Advance BR 601 Service Manual

SOLUTION/WASHING WATER SYSTEM SOLENOID VALVE/TAP/FILTER DISASSEMBLY/ASSEMBLY

Disassembly
1. Drive the machine to the appointed disposal area, and empty the recovery water tank (58) with the hose (22).
2. Empty the solution/washing water tank (59) with the tap (36).
3. Place the machine on a hoisting system (if available), then lift it. Otherwise, drive the machine on a level fl oor.
4. Turn the ignition key (12) to "0".
5. Place a suitable jack (A) under the machine right side bracket (B).
6. Lift the machine for 0.78 in (2 cm) with the jack.
7. Remove the screw (C) and recover the washer (D).
8. Remove the right wheel (E).
9. Remove the screws (F).
10. Move the support (G) forward, by disengaging the fastener (H) from the screw (I).
11. Disconnect the hoses (J) and (K) from their fi ttings (L).
12. Disconnect the hose (M) from the pressure switch (N) by pulling it.
13. Disconnect the connectors (O) of the solenoid valve (P) and of the pressure switch.
14. Recover the whole assembly (G) and, at the workbench, remove the solenoid valve (R), or the fi lter assembly (S), or the tap
(T), by disconnecting/unscrewing the connecting/fastening components.
Assembly
15. Assemble the components in the reverse order of disassembly, and note the following:
• Before screwing the threaded fi ttings (U) clean them, then apply Tefl on tape, according to the screwing direction;
• when assembling the solenoid valve (R), the stamped arrow must be tuned in the direction of the solution/washing water
fl ow.
BR 601 / BR 651 / BR 751 / BR 751 C
SERVICE MANUAL
DETERGENT SUPPLY SYSTEM
909 6424 000(3)2007-12
ENGLISH
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