Minuteman ERide 21, Руководство по обслуживанию

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6.2 DISASSEMBLY/ASSEMBLY CHEMICAL PUMP
AND ONE-WAY VALVE
1 1. Make sure that the machine cannot move independently, and then turn
the ignition key to “0“ (off) and remove the key.
2. Remove the detergent tank from the machine (1, Figure 6-2 ), by
gripping its handle (2) and lifting.
3. Remove the battery holder drum and disconnect the battery connector
(6, Figure 3-4 ) (For the procedure, see the User and Maintenance
Manual).
4. Operating on the tank housing compartment (1, Figure 6-2 ), disconnect p g g p ( g )
the electrical connections (2) from the pump (3).
5. Release the retaining straps (4) and disconnect the pipes (5) from the
pump.
6 U th (6) d th (3) 6. Unscrew the screws (6) and remove the pump (3).
7. If necessary, remove the straps (7) and disconnect the unidirectional
valve (8) from the corresponding
Assembly Assembly
8. Assemble, by reversing the sequence of operations performed for
disassembly, with the following instruction: – reinstall the one-way
valve (8) with the arrow (9) facing the direction of the detergent flow
(as in
Figure 6-2 ).