WIPER BLADES

TM 55-1740-200-14

b. Install clean filter (2) and secure with wing nut (1).

3-8 1. WIPER BLADES.

c. Install air cleaner assembly on carburetor and secure

3-82. REMOVAL. Press retainer pin attaching wiper

by tightening clamp screw (4).

blade to wiper arm and remove blade and frame. Slide

blade out of frame.

3-88. ENGINE OIL FILTER.

3-83. REPLACEMENT. Replace defective blade with a

new blade. Slide new blade into frame and reattach to

wiper arm utilizing retainer pin removed during removal.

3-89. REMOVAL. The engine oil filter (figure 3-12)

shall be replaced when crankcase oil is changed. Remove

3-84. CARBURETOR AIR CLEANER.

the falter element as follows:

3-85. REMOVAL. The carburetor air cleaner (figure

a. Place a receptacle under the filter, remove drain

3-11) shall be removed and cleaned every three months

plug (7) and drain oil from filter housing (6).

or 2000 miles depending upon operating conditions

(excessive dust).

b. Remove cover screw (l), washer (2), cover (3) and

cover gasket (4). Remove filter element (5).

3-86. REPAIR. Empty reservoir oil and clean the filter

element and reservoir in drycleaning solvent (item 18,

3-90. REPAIR. Clean filter housing with drycleaning

table 1-3). Inspect all mounting hardware for damaged

threads before installation.

solvent (item 18, table 1-3). Inspect drain plug and cover

screw threads before reinstallation.

3-87. REPLACEMENT. Replace the cleaned filter as

follows:

a. Fill oil reservoir with clean oil (item 3, table 1-3).

(See Lubrication Chart, figure 3-5.)

Figure 3-12. Engine oil filter

Figure 3-11. Carburetor air cleaner

3-23