Governor and Throttle Controls.

TM 5-4110-217-14

76. Clip, link end

126. Washer, lock, flywheel mounting

174. Guide valve

77. Bracket, speed stud

127. Flywheel

175. Insert, valve seat, exhaust

78. Clip, governor sensitivity

128. Magnet

176. Insert, valve seat, intake

79. Not Used

129. Screw

177. Valve, exhaust

80. Exhaust tube

130. Washer, lock

178. Valve, intake

81. Gasket, muffler

131. Magneto Assembly

179. Pin, camshaft center

82. Screw, cap, self-locking

132. Screw

180. Plug, camshaft expansion

83. Washer

133. Washer

181. Camshaft

84. Plug, spark

134. Clip

181A. Key, camshaft gear mounting

85. Washer

135. Gear Cover Assembly

182. Pump, oil

86. Cable, ignition, 8 In

135A. Screw

183. Screw, oil pump

87. Cable, ignition, 17 in

135B. Screw

184. Washer, lock

88. Cable

135C. Washer, lock

185. Tube, oil fill

89. Cable

136. Seal, gear cover

185A. Cap and Indicator, oil fill

90. Coil

137. Pin, roll

185B. Gasket, oil fill cap

91. Clamp, coil mounting

138. Shaft and Arm Assembly

186. Screw, oil fill tube mtg

92. Bracket, coil mounting

139. Yoke, governor shaft

187. Washer, lock

93. Screw, coil bracket

140. Screw, yoke mounting

188. Gasket, oil fill tube mtg

94. Washer

141. Seal, oil, governor shaft

189. Plug, oil drain

95. Ignition Breaker Box Assembly

142. Bearing, governor shaft, upper

190. Base, oil

96. Cover, breaker box

143. Bearing, governor shaft, lower

191. Screw, oil base mounting

97. Screw, breaker box cover

144. Ball

192. Washer, lock

98. Condenser, 3 mfd

144A. Gasket, gear cover

193. Intake, oil pump

99. Pivot, breaker arm cam

145. Clip

194. Gasket, oil base mounting

100. Screw

146. Screw

195. Washer, connecting rod screw

lock

101. Washer, shakeproof

147.

Washer

196. Screw, connecting rod

102. Points, breaker

148.

Gasket, gear cover

197. Rod, connecting

103. Box, breaker

149.

Cup, governor

198. Bearing, connecting rod

104. Nipple, shield

150.

Ring, camshaft center pin

199. Crankshaft

105. Plug, plastic

151.

Liner, plastic

200. Key, clutch mounting

106. Screw, round head

152.

Ball, fly governor

201. Key, crankshaft gear mounting

107. Plunger, breaker box

153.

Gear Set

202. Key, wheel mounting

108. Guide, breaker box

154.

Washer, camshaft gear thrust

203. Ring, piston pin retainer

109. Gasket, breaker box mounting

155.

Ring, retainer

204. Pin, piston

110. Manifold, Intake

156.

Plate

205. Bushing, piston pin

111. Gasket, Intake manifold

157.

Cover, valve compartment

206. Piston

112. Screw, intake manifold mounting

158.

Screw, valve cover

207. Ring set

113. Washer, lock

159.

Washer, valve cover

208. Block

114. Sheave, Engine

160.

Gasket, valve cover

209. Bearing, camshaft

115. Setscrew

161.

Head, cylinder, right, #2

210. Tube, crankcase oil

116. Seal, bearing plate

162.

Head, cylinder, left #1

211. Lead, choke to solenoid

117. Plate, bearing

163.

Screw

212. Lead, coil

117A. Bearing, crankshaft

164.

Washer, flat

213. Lead, switch to alternator

118. Screw

165.

Screw

214. Lead, switch to solenoid

119. Washer, lock

166.

Gasket, cylinder head

215. Lead, start switch to solenoid

120. Washer, crankshaft bearing

167.

Screw, valve adjusting

216. Lead, start switch to solenoid

121. Gasket, bearing plate

168.

Tappet, valve

217. Lead, Ignition switch to control

122. Washer, wheel mounting

169.

Lock, valve and spring retainer

218. Strap, ground

123. Sheave, rope

170.

Rotacap. exhaust valve

219. Lead, breaker box to coil

124. Backplate, rope sheave

171.

Rotacap, intake valve

220. Lead, high tension 8"

125. Screw, wheel mounting

172.

Spring, valve

221. Lead, high tension 17"

173.

O-Ring

222. Lead

Figure 3-11 -- Continued

b. Governor System Adjustments (Fig. 3-13 and

lever) and engage rod in notch of mounting flange, to

Figs 3-14).

lock shaft in place.

b. Loosen the choke lever clamp screw. With air

(1) Adjust carburetor for best operation.

inlet removed, adjust choke lever so carburetor choke

Refer to paragraphs 3-26c and 3-26d.

plate is completely closed, or not more than 5/16-inch

(2) Governor linkage adjustment.

open. Tighten choke lever clamp screw and remove

(a) The engine starts at wide open

locking rod from shaft.

throttle. The length of the linkage connecting the

3-30.

Governor and Throttle Controls.

governor arm to the throttle shaft is adjusted by rotating

a. Cleaning and Inspection.

the ball Joint in or out. The locknut sets the distance.

(b) Adjust this length so that with the

(1) Clean all parts in an approved cleaning

engine stopped and with tension on the governor spring,

solvent. Dry parts with clean lint-free cloth.

the stop on the carburetor throttle shaft just contacts the

(2) Inspect all parts for cracks, breaks, and

underside of the carburetor bowl.

signs of wear. Examine spring for set or out-of-round.

(3) Linkage check.

Refer to Direct Support Unit for repair or replacement.

(a) Check the governor arm and linkage,

throttle shaft and lever for binding or excessive

Change 3 3-19