8. Operation

OP1

OP2

(1)

A (2)

B(3)

OP3

OP4

14

STARTING ENGINE

WARNING

The cutting head will start rotating upon the engine starts.

1.Rest the unit on a flat, firm place. Keep the cutting head off the ground and clear of surrounding objects as it will start rotating upon starting of the engine.

2.Push the primer pump several times until overflown fuel flows out in the return tube. (OP1)

3.Move the choke lever to the closed position. (OP2)

(1)

Choke lever

(2) A: the closed position

(3)

B: the open position

4.Set the ignition switch to the “start” position. (OP3)

(1)

Ignition switch (2) Stop

(3)

Start

5.While holding the unit firmly, pull out the starter rope quickly until engine fires. (OP4)

IMPORTANT

Avoid pulling the rope to its end or returning it by releasing the knob. Such actions can cause starter failures.

6.Move the choke lever to the open position (OP2). And pull out the starter rope quickly to restart engine. (OP4)

7.Allow the engine to warm up for several minutes before starting operation.

NOTE

1.When restarting the engine immediately after stopping it, leave the choke open (OP2) and push the primer pump several times (OP4).

2.Overchoking can make the engine hard to start due to excess fuel. When the engine failed to start after several attempts, open the choke and repeat pulling the rope, or remove the spark plug and dry it.

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Zenoah BT251 manual Operation, OP1 OP2 OP3 OP4, 14 , Starting Engine