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9

STARTING AND STOPPING

WARNING:

Operate this unit only in a well-ventilated

outdoor area. Carbon monoxide exhaust fumes can be
lethal in a confined area.

WARNING:

Avoid accidentally starting the unit. To avoid

serious injury, the operator and the unit must be in a stable
position when pulling the starter rope (Fig. 8).

STOPPING INSTRUCTIONS

1. Release the throttle control, or move the cruise control to the

SLOW position, and allow the engine to idle.

2. Press and hold the On/Off switch in the OFF (O) position until

the engine comes to a complete stop (Fig. 6).

Fig. 6

Fig. 8

On ( I ) / Start

Off (O) / Stop

Throttle Control

Starting

Position

Starter Rope Grip

Fig. 7

Primer Bulb

Position 1

Position 2

Position 3

Choke Lever

Cruise Control

SLOW

FAST

WARNING:

When starting the unit, make sure it is not

directed toward people, animals, windows, automobiles or
loose debris.

STARTING INSTRUCTIONS

1. Check the oil level. Refer to 

Checking the Oil Level

.

2. Fill the fuel tank. Refer to 

Fueling the Unit

.

NOTE:

There is no need to turn the unit on. The On/Off switch is in

the ON ( I ) position at all times (Fig. 6).

3. Slowly press and release the primer bulb 

10 times

(Fig. 7).

4. Move the choke lever to 

Position 1

(Fig. 7).

5. Move the cruise control to the SLOW position (Fig. 6).

NOTE:

Keep the cruise control in the SLOW position and 

DO NOT

squeeze the throttle control until step 10 (Fig. 6).

6.

DO NOT

squeeze the throttle control. Crouch in the starting

position (Fig. 8). 

7.

DO NOT

squeeze the throttle control. Pull the starter rope with a

controlled and steady motion 

5 times

(Fig. 8). 

8.

DO NOT

squeeze the throttle control. Move the choke lever to

Position 2

(Fig. 7).

9.

DO NOT

squeeze the throttle control. Pull the starter rope with a

controlled and steady motion 

3 to 5 times

to start the engine.

10. Squeeze and hold the throttle control or move the cruise control

to the FAST position (Fig. 6). Allow the engine to warm up for 30
to 60 seconds.

11. Continue to squeeze the throttle control or keep the cruise

control in the FAST position (Fig. 6). Move the choke lever to

Position 3

(Fig. 7) and continue warming the engine for an

additional 60 seconds. The unit may be used during this time. 

NOTE:

Once the engine is properly warmed, the cruise control may

be adjusted and the throttle control can be used normally.

IF...

the engine does not start, begin the starting procedure with step 3.

IF...

the engine fails to start after a few attempts, move the choke

lever to 

Position 3

. Squeeze and hold the throttle control or

move the cruise control to the FAST position. Pull the starter
rope with a controlled and steady motion 

3 to 8 times

. The

engine should start. If it does not, repeat this instruction.

IF THE UNIT WAS RUN FOR 10-15 MINUTES AND THE ENGINE

IS HOT...

perform steps 3 - 9 to restart the engine. Squeeze and

hold the throttle control or move the cruise control to the FAST
position. Run the unit for 

2-5

minutes, or as needed. 

The unit

may be used during this time.

Then move the choke lever to

Position 3

.

If the engine speed fluctuates in 

Position 3

, squeeze and hold

the throttle control or move the cruise control to the FAST
position, move the choke lever to 

Position 2

, and run the unit for

2-5

minutes, or as needed. 

The unit may be used during this

time.

Then move the choke lever to 

Position 3

.

Summary of Contents for R4HB

Page 1: ...ved SERVICE IMPORTANT Read this manual thoroughly before using this product Follow all instructions DO NOT RETURN THIS UNIT TO THE RETAILER PROOF OF PURCHASE WILL BE REQUIRED FOR WARRANTY SERVICE For...

Page 2: ...ch materials Always stop the engine and allow it to cool before filling the tank Never remove the fuel tank cap or add fuel when the engine is hot Always loosen the fuel tank cap slowly to relieve any...

Page 3: ...other than the maintenance procedures described in this manual should be performed by an authorized service dealer Never remove modify or make inoperative any safety device furnished with the unit Bef...

Page 4: ...se clean fresh unleaded fuel OIL Refer to operator s manual for the proper type of oil DO NOT USE E85 FUEL IN THIS UNIT WARNING It has been proven that fuel containing greater than 10 ethanol will lik...

Page 5: ...e of printing We reserve the right to make changes at any time without notice Engine Type Air Cooled 4 Stroke Displacement 25 cc 1 52 cu in Spark Plug Gap 0 025 in 0 635 mm Spark Plug Champion QDZ4H o...

Page 6: ...wer blower tube clockwise until it locks into place Fig 2 Fig 1 Blower Outlet Upper Blower Tube Handle Fig 2 WARNING To avoid serious personal injury and damage to the unit shut the unit off before re...

Page 7: ...e 4 Unscrew the oil fill plug Fig 5 5 Pour the entire bottle into the oil fill hole Fig 5 DO NOT overfill Refer to Checking the Oil Level NOTE Never add oil to the fuel tank This unit has a four cycle...

Page 8: ...g a blended fuel Always use fresh unleaded gasoline Use the fuel additive STA BIL or an equivalent Drain the tank and run the engine dry before storing the unit Using Fuel Additives Use a fuel additiv...

Page 9: ...on 5 times Fig 8 8 DO NOT squeeze the throttle control Move the choke lever to Position 2 Fig 7 9 DO NOT squeeze the throttle control Pull the starter rope with a controlled and steady motion 3 to 5 t...

Page 10: ...the choke lever to Position 2 Fig 7 10 DO NOT squeeze the throttle control Run the electric start accessory in intervals no longer than 2 seconds each until the unit starts 11 DO NOT squeeze the thro...

Page 11: ...e at night when people might be disturbed Comply with times listed in local ordinances Usual recommendations are 9 00 a m to 5 00 p m Monday through Saturday To reduce noise levels operate the unit at...

Page 12: ...ead of the oil fill hole Fig 12 If the oil level is too low add oil to the oil fill hole until the oil level touches the bottom thread of the oil fill hole NOTE DO NOT overfill the crankcase 6 Wipe up...

Page 13: ...id serious personal injury always stop the engine and allow it to cool before cleaning or maintaining the unit Fig 15 Air Filter Air Filter Cover Lock Tab Backplate Tabs Slots CHANGING THE OIL Change...

Page 14: ...E SPEED NOTE Careless adjustments can seriously damage the unit An authorized service dealer should make carburetor adjustments If after checking the fuel and cleaning the air filter the engine still...

Page 15: ...roughly clean the unit and inspect it for any loose or damaged parts Repair or replace damaged parts and tighten loose screws nuts or bolts Preparing the Unit for Use after Long term Storage 1 Remove...

Page 16: ...Parts such as Blades Bump Knobs Outer Spools Cutting Line Inner Reels Starter Pulley Starter Ropes Drive Belts Saw Blades Guide Bars Cultivator Tines Tune ups Spark Plugs Carburettor Adjustments Filte...

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