When metering detergent with water, if the water contains too little detergent, you should
move the control for valve 4 toward the CLOSED position.
move the control for valve 4 toward the OPEN position.
close the tank drain valve.
stop the engine.
When adding STB decontaminating agent to the M12A1 PDDA, you should add the 26 cans of
one at a time, and completely empty the hopper after each.
in one continuous operation.
in 13-can batches.
only when the decontaminant mixture becomes thin.
In spraying water or decontaminant, to vary the spray pattern you should ___________
close valve 4.
vary the pump speed.
adjust the slurry nozzle.
reduce the discharge pressure.
When preparing the shower assembly for use, the upper discharge hose must be connected to
which of the following components?
Pipe nipple on the sediment strainer.
The heater assembly.
The tank drain valve.
The pipe plug on the sediment strainer.