background image

7

M–3872

3

4

5

1

2

Figure 7

1.

Primer bulb

2.

Fuel-line return

3.

Choke lever

4.

Close position

5.

Open position

2. Move the choke lever fully downward to the closed

position (Fig. 8). If the engine is already warm, only a
partial or open (no choke) choke setting may be
required.

3. Turn the stop switch ON (Fig. 9). (Confirm that the

stop switch is in the START position.)

M–3874

1

2

3

Figure 9

1.

Start position

2.

Stop position

3.

1/2 speed position

4. Set the throttle lever at 1/2 speed (Fig. 9).

5. Pull the starter grip briskly to start the engine

(Fig. 10).

Note: Only short pulls are necessary. Never pull the starter
cord to its fullest extension. Never let go of the starter grip
until it is at the fully returned position.

M–3875

1

Figure 10

1.

Starter grip

6. When the engine has started, slowly move the choke

lever fully upward to the open position (Fig. 7). Allow
the engine to warm up at less than 1/2 speed.

7. When the engine has warmed up, the backpack blower

can be positioned on the back of the operator (Fig. 11).

M–3877

Figure 11

8. When the backpack blower is positioned and ready for

operation, adjust the throttle to a speed required to
accomplish the task.

Stopping the Engine

1. Always run the engine at idle speed for a few minutes

to allow cooling before stopping.

2. To stop the engine, move the throttle control lever all

the way downward to the engine idle position. Then
move the stop switch to the STOP position (Fig. 9).

Summary of Contents for 53047

Page 1: ...Operator s Manual Domestic English EN Form No 3324 378 ProLine BP6900 Backpack Blower Model No 53047 200000001 and Up...

Page 2: ...or Service Representative provide exact information about your specific product You will find the model and serial number decal located in a unique place on the product Fig 2 For your convenience writ...

Page 3: ...l the filler neck Wipe away any spilled gasoline before starting the engine Always be sure of your footing keep a firm hold of the blower pipes and walk never run while operating the backpack blower U...

Page 4: ...remium gasoline or white gas Using these fuels can damage the engine s fuel system IMPORTANT Do not use automotive oil i e SAE 30 or 10W30 a two cycle oil that is not NMMA TCW III certified or a fuel...

Page 5: ...re ratio can result in serious engine damage Add the oil to fresh unleaded gasoline according to the chart below 50 1 Gasoline to Oil Ratio Mixing Chart Gasoline Oil 1 gallon 2 6 ounces 1 5 gallons 3...

Page 6: ...re 4 and tighten the knob M 3869 2 3 1 Figure 4 1 2 When the backpack blower is positioned on the back of the operator the throttle lever is located on the left side of the operator Fig 5 M 3870 1 Fig...

Page 7: ...o its fullest extension Never let go of the starter grip until it is at the fully returned position M 3875 1 Figure 10 1 Starter grip 6 When the engine has started slowly move the choke lever fully up...

Page 8: ...aler Note The service intervals indicated are to be used as a guide Service to be performed more frequently as necessitated by operating conditions CAUTION POTENTIAL HAZARD When wire is on spark plug...

Page 9: ...ylinder head IMPORTANT Replace a cracked fouled or dirty spark plug Do not sand blast scrape or clean electrodes because engine damage could result from grit entering cylinder 3 Set air gap at 0 024 0...

Page 10: ...ne to distribute conditioned fuel through the fuel system 5 minutes 3 Stop the engine allow it to cool and drain the fuel tank by disconnecting the fuel return line from the carburetor Then gently hol...

Page 11: ...s Tampering with Emission Control System Prohibited California State law prohibits the following acts or causing thereof 1 the removal or rendering inoperative by any person other than for purposes of...

Page 12: ...12...

Page 13: ...13...

Page 14: ...le for presenting your equipment engine to an Authorized Service Dealer as soon as a problem exists The war ranty repairs should be completed in a reasonable amount of time not to exceed thirty 30 day...

Page 15: ...t etc for warranty validation The owner shall not be charged for diagnostic labor which leads to the determination that a warranted part is defective if the diagnostic work is performed at a warranty...

Page 16: ...o Product by following the maintenance procedures described in the operator s manual Such routine maintenance whether performed by a dealer or by you is at your expense Items and Conditions Not Covere...

Reviews: