Shutting Down The Unit; Using The Water Supply - Generac Power Systems MAGNUM MTT20IF4 Operating Manual

Combination light tower generator & water trailer
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SHUTTING DOWN THE UNIT

Check with personnel using power supplied by the unit and let them know the power is going to be turned off. Make
sure the power shut down will not create any hazards by accidentally turning off equipment that needs to be kept on
(pumps, compressors, lights, etc.).
1. Remove all loads from the receptacles.
2. Remove any hoses connected to the hose bibbs.
3. Switch the individual circuit breakers for each light to the OFF (O) position.
4. Switch the main circuit breaker to the OFF (O) position.
5. Press the Stop (O) button.
6. After the unit shuts down, move the Control Power switch to the OFF (O) position.
Note: For extended storage time, disconnect the battery. For extended storage requirements, refer to the engine
operator's manual.

USING THE WATER SUPPLY

DO NOT use water in the supply tank for human consumption. The tank is made to store
water for washing or domestic purposes only. Drinking water from the tank could result in
The unit comes equipped with a 500 gallon (1,895 L) water tank and a manifold with four hose bibbs. This allows
the water tank to be connected to a trailer or RV for water to be used in non-potable applications. Two bibbs are for
gravity feed only and two bibbs are pressurized by the onboard pump; the pump only operates when the engine is
running.
Note: Even if the water being put into the tank is potable, it cannot be used for human consumption because the
storage tank is not of food grade material.
TO USE THE PRESSURIZED WATER SUPPLY BIBB(S):
1. Connect a hose from one of the pressure bibbs to the
end location (trailer, RV, etc.).
2. Start the engine on the unit.
3. Switch the main circuit breaker to the ON (I) position.
4. Open the pressure bibb(s).
5. Switch the pump on; it will stop automatically when
the water pressure reaches 35 psi (241 kPa).
TO USE THE GRAVITY WATER SUPPLY BIBB(S):
1. Connect a hose from one of the gravity bibbs to the
end location.
2. Open the gravity bibb(s).
CAUTION
immediate or long term harm.
Pressure
Gravity
Bibbs
Bibbs
Pump
Switch
00229
33

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