Table 2-1. OPERATOR'S CONTROLS

TM 5-4930-233-14

TM 4930-14/1

Table 2-1. OPERATOR'S CONTROLS - CONTINUED

CONTROL OR

KEY

INDICATOR

FUNCTION

ALCOHOL INJECTOR

Controls flow of alcohol into air system to prevent

ADJUSTING SCREW

freezing during cold weather.

ALCOHOL INJECTOR

SIGHT GAGE

Shows level of alcohol in reservoir.

AIR REGULATOR

Adjusts air pressure sent to the lube pumps.

One regulator is supplied for each pump.

AIR PRESSURE GAGE

Shows air pressure at lube pump to permit air

regulator adjustment.

FLOW BACK VALVE

Sends lubricants from pumps back to the lube

tank and vent line pressure. One valve is

supplied for each pump.

2-2