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OPTIONAL ACCESSORY
ELECTRIC STARTER AND POWER START BIT™ FEATURES
This unit is designed to be started with an optional electric starter or Power
Start Bit™ that are sold separately. If choosing to start the unit using one of
these features or have questions please contact your local retailer or call 1-
800-828-5500 U.S, (1-800-668-1238 Canada), for more information and
purchasing. You may also go to www.troybilt.com or www.troybilt.ca.
SPECIFICATIONS
ENGINE*
Engine Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air-Cooled, 4-Cycle
Displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.8 cu. in. (29 cc)
Operating RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6,800+ rpm
Idle Speed RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,800 - 3,600 rpm
Ignition Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electronic
Ignition Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Rocker Switch
Valve clearance . . . . . . . . . . . . . . . . . . . 0.003 – 0.006 in. (0.076 – 0.152 mm)
Spark Plug Gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.025 inch (0.635 mm)
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SAE 30 Oil
Crankcase Oil Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.04 oz (90 ml)
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unleaded
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Diaphragm, All-Position
Starter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Auto Rewind
Muffler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Baffled with Guard
Throttle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Manual Spring Return
Fuel Tank Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 oz (414 ml)
DRIVE SHAFT AND CUTTING ATTACHMENT*
Drive Shaft Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . Steel Tube (EZ-LINK®)
Throttle Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Finger-Tip Trigger
Total Approximate Unit Weight (without fuel) . . . . . . . . 12-13.5 lbs (5.4-6 kg)
Cutting Mechanism. . . . . . . 4-Tooth Cutting Blade, Dual String Cutting Head
Line Spool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bump Line Releaser
Line Spool Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 inches (101.6 mm)
Trimming Line Diameter . . . . . . . . . . . . . . . . . . . . . . . 0.105 inches (2.67 mm)
Cutting Path Diameter, Trimmer Head . . . . . . . . . . . . . . . 18 inches (45.7 cm)
Cutting Path Diameter, Blade Head. . . . . . . . . . . . . . . . . . 8 inches (204 mm)
*All specifications are based on the latest product information available at the time
of printing. We reserve the right to make changes at any time without notice.
Electric Start Feature
Fig. 50
TROUBLESHOOTING
CAUSE
ENGINE WILL NOT START
Empty fuel tank
Primer bulb wasn't pressed enough
Old fuel (over 30 days)
Fouled spark plug
Engine is over heated
ENGINE WILL NOT IDLE
Air filter is plugged
Old fuel (over 30 days)
Improper idle speed
ENGINE WILL NOT ACCELERATE
Old fuel (over 30 days)
Cutting attachment bound with grass
Dirty air filter
ENGINE LACKS POWER OR STALLS WHEN CUTTING
Old fuel (over 30 days)
Fouled spark plug
The outside temperature is above 90˚ F
CUTTING ATTACHMENT WILL NOT ADVANCE LINE
Cutting attachment bound with grass
Cutting attachment out of line
Inner reel bound up
Cutting head dirty
Line welded
Line twisted when refilled
Not enough line is exposed
CUTTING LINE ADVANCES UNCONTROLLABLY
Oil, cleaner or lubricant in cutting head
If further assistance is required, contact your authorized service dealer.
ACTION
Fill fuel tank with fuel
Press primer bulb fully and slowly 10 times
Drain fuel tank and add fresh fuel
Replace or clean the spark plug
Move the choke lever to Position 2,
squeeze the throttle control and pull the
starter rope until the unit starts. Run the
unit for 2-5 minutes. Then move the
choke lever to Position 3.
Replace or clean the air filter
Drain fuel tank and add fresh fuel
Adjust according to the Idle Speed
Adjustment section
Drain gas tank and add fresh fuel
Stop the engine and clean the cutting
attachment
Clean or replace the air filter
Drain fuel tank and add fresh fuel
Replace or clean the spark plug
Move the choke lever to Position 2, press
the primer bulb 10 times, squeeze the
throttle control and pull the starter rope
until the unit starts. Run the unit for 2-5
minutes. The unit may be used during
this time. Then move the choke lever to
Position 3.
Stop the engine and clean cutting attachment
Refill with new line
Replace the inner reel
Clean inner reel and outer spool
Disassemble, remove the welded section and rewind
Disassemble and rewind the line
Push the bump head and pull out line
until 4 inches (102 mm) of line is outside
of the cutting attachment
Clean and thoroughly dry the cutting head
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