TM 5-4930-244-14
3-6. ALCOHOL INJECTOR - ADJUSTISERVICE.
NOTE
·
Only use the alcohol injector in temperatures below 32°F (0°C).
·
Fill reservoir every 45 minutes with methyl alcohol.
a.
Adjustment. (Refer to Figure 3-2.)
(1)
Remove reservoir (1) of alcohol injector (2) by grasping reservoir (1) firmly and turning counter-clockwise.
Fill with methyl alcohol. Reinstall reservoir (1) by pushing it up into alcohol injector (2) top and turning it
clockwise.
(2)
Start engine. (Refer to Section 2-9).
(3)
Close alcohol Injector (2) by turning adjusting screw (3) fully clockwise.
(4)
Open adjusting screw (3) approximately one quarter turn counterclockwise to establish drip rate of 20
drops/10 seconds.
(5)
During operation, inspect sight gage (4) frequently and fill alcohol injector (2) as needed.
b.
Service.
CAUTION
Before servicing, relieve air pressure by closing ball valve (5) and opening ball
valve (7), to prevent damage to alcohol injector (2).
(1)
Open petcock drain (6) and drain methyl alcohol into suitable container.
(2)
Close petcock drain (6).
(3)
Remove reservoir (1) of alcohol injector (2) by grasping reservoir (1) firmly and turning counter-clockwise.
Fill with methyl alcohol. Reinstall reservoir (1) by pushing it up into alcohol injector (2) top and turning it
clockwise.
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