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 TM 55-1905-223-10
(2) Connect red battery cable to (+) positive pole next to carburetor and black cable to (-) negative pole
next to main pump suction inlet.
(3) Place OFF-START-RUN switch (2, FIGURE 2-201) in start position.
(4) Advanced SPEED control (6) in clockwise direction, to one quarter of full throttle.
NOTE
If engine is cold, advance CHOKE control (5) fully clockwise (closed), then half
open as engine starts, as engine warms-up fully open choke for running.
(5) Press and hold START pushbutton (4) until engine starts. Adjust choke and speed controls as
required.
CAUTION
Do not allow pump to run more than 2 minutes without water flowing. Lack of
cooling water could cause severe impeller and exhaust system damage.
(6) Turn water discharge valve (3, FIGURE 2-200) counterclockwise to fully CLOSED position.
NOTE
If suction lift is 20 feet or less, push in and keep firm continuous pressure on
PRIME pushbutton until pump is primed.
(7) Push in PRIME pushbutton (3, FIGURE 2-201) until pump is primed.
(8) Slowly turn water discharge valve (3, FIGURE 2-200) clockwise until indicating pressure on gauge
(1, FIGURE 2-201) and advance speed control (6) as required.
(9) Release PRIME pushbutton (3) after priming pump.
(10) Place OFF-START-RUN switch (2) in RUN position.
(11) Rotate CHOKE control (5) to full counterclockwise, OFF position.
c. Manual Priming Startup
.
(1) Unscrew and remove manual prime inlet plug (5, FIGURE 2-200) from priming inlet.
(2) Fill pump with water until filler cap is full, replace plug in priming inlet.
(3) Place OFF-START-RUN switch (2, FIGURE 2-201) to START position.
(4) Advance SPEED control (6) in clockwise direction, 1/4 full throttle.
2-546
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