MAC/MTT-OPS-1
26 FEB 2019
SECTION 4
Normal Operations
4-6
Keep the switch ON until water cannon or
spray system is used to flow the water mixture.
If switch is left ON, circulation system will
significantly reduce water cannon reach.
7. PUMP Switch – OFF
8. SYSTEM/POWER Switch – OFF
Suction Load Station
1. Place vehicle near water holding pond.
2. Secure vehicle and make unit safe for exiting
cab.
3. Foot Valve – Serviceable
4. Suction Hoses – Inspect suction hoses for
serviceability. Ensure suction hoses are
connected properly to each other and the
suction load inlet to prevent air leaks while in
use.
5. Suction Hoses – Immerse in pond or water
supply.
6. Position all butterfly valves as indicated in the
following pictures and in the order as follows:
a. SUMP VALVE - CLOSE
b. SUCTION VALVE - OPEN
c. SPRAY BAR VALVE - CLOSE
d. TANK FILL VALVE - OPEN
Opening and closing valves in this sequence
allows the water in the suction loading sump
built inside of the tank to flood the water
pump and suction hose. This will allow water
pump to lift water from pond.
OPEN
CLOSED
CLOSED
OPEN
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