Figure 2-4. Inlet temperature control and related parts.

Inlet temperature control

Reset button

Air filter service indicator

Air filter

Figure 2-4. Inlet temperature control and related parts.

Table 2-1. Controls

Fig. &

Operation and use

index no.

In the OFF (down) position, the ignition switch grounds the magneto,

Ignition switch

2-2

preventing the engine from running. In the RUN (UP) position, it allows

normal starting and operation of the engine. Moving the switch to the OFF

position stops engine operation.

In the counterclockwise position, the choke lever supplies an extra-rich fuel

2-2

Choke lever

mixture to the engine to facilitate starting and warmup. In the clockwise

position, the choke lever provides a fuel mixture for normal operation after

warmup.

The throttle lever controls engine speed within the operating range of the

Throttle lever

2-2

governor. Loosening the locking nut on the throttle lever releases the lever so

that it can be positioned as required. Tighten the nut to lock the adjustment.

When moved to the far right, the lever is positioned for start and idle. When

moved to the far left, the lever is positioned for full governed speed

operation. Positioning the lever in intermediate positions will cause the

engine to run at speeds proportional to the lever position.

Fuel shutoff valve

Controls the flow of fuel from the fuel tank. Turn counterclockwise to open the

2-3

valve; clockwise to close it.

Inlet

temperature

Controls temperature of inlet air to carburetor. Pull control out for operation in

2-4

control

temperatures above 50 F. Push control in for operation in temperatures

below 25 F. Position control in midposition for operation in temperatures

between 25 and 50" F.

Section IV. OPERATION UNDER USUAL CONDITIONS

b. The operator must know how to perform

2-7. General

every operation of which the reciprocating pump is

a. The instructions in this section are for the

capable. T h i s section contains instructions on

information and guidance of personnel responsible

starting and stopping the reciprocating pump, on

for operation of the reciprocating pump.

2-4