Volvo 9700 USCAN, Operating Instructions Manual

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16 Maintenance
Daily routine maintenance
Daily routine
Prior to the vehicle entering service, the septic tank should be charged with an additive to
sanitize it. To apply the additive:
1 Ensure that the septic tank is empty.
2 Check that the draining valve is closed.
3 Check that the water tank is full.
4 Turn ON the toilet switch (see “Activation of the cubicle”, page 5).
5 Drop the additive into the bowl and press the flush button.
Note:
(1) Use the quantity of additive recommended
by the supplier.
(2) It is recommended that the tanks are
empty at the end of each day.