1
PLEASE READ
The
WARRANTY SYMBOL
indicates that unless
instructions or procedures are followed any damage
caused will void the warranty and repairs will be at owner’s
expense. A
CAUTION
may also accompany the
WARRAN-
TY SYMBOL
.
Service other than user maintenance should be performed
by a McCulloch Authorized Service Center. Damage or
conditions which render this product inoperable caused by
improper maintenance practices will void the manufactur-
er’s warranty.
FOR WARRANTY OR SERVICE CONTACT THE NEAR-
EST McCULLOCH AUTHORIZED SERVICE CENTER
LISTED UNDER “SAWS” IN YOUR TELEPHONE
DIRECTORY YELLOW PAGES.
TABLE OF CONTENTS
1
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . .2
1-1. Specifications
2
GENERAL IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . . . .3
2-1. General Identification
3
SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
3-1. What To Do
3-2. What No To Do
3-3. International Symbols
4
ASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . .6
4-1. Attach Flex Tube
4-2. Attach Operating Tube
4-3. Attach Intermediate Tube and Concentrator Nozzle
4-4. Adjust Back Pack Harness and Control Handle
5
FUEL AND LUBRICATION . . . . . . . . . . . . . . . . . . . . . . . . . .7
5-1. Fuel
5-2. Mixing Fuel
5-3. Fuel Mixing Table
5-4. Recommended Fuels
5-5. Fuel and Lubrication Symbols
6
STARTNG/STOPPING INSTRUCTIONS . . . . . . . . . . . . . . . .8
6-1. Starting a Cold Engine
6-2. Important Idling Information
6-3. Stopping The Engine
6-4. Starting a Warm Engine
7
OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . .10
7-1. Blower Operations
7-2. Operation Instructions
8
MAINTENANCE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . .11
8-1. Maintenance Schedule
8-2. Air Filter
8-3. Fuel Cap / Fuel Filter
8-4. Idle Adjustment
8-5. Spark Plug
8-6. Storage
8-7. Removing a Unit From Storage
9
TROUBLESHOOTING THE ENGINE . . . . . . . . . . . . . . . . .15
10 PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
INTRODUCTION
1 - GENERAL INFORMATION
1-1. SPECIFICATIONS
ENGINE
Engine Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Air-cooled, 2 Cycle,
Displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25cc (2.0ci)
Idle Speed RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,800 - 4,000rpm
Operating RPM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7,800+ rpm
Ignition Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Electronic
Ignition Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Rocker Switch
Spark Plug Gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.024 in. (0.6 mm)
Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Fuel/Oil Mixture
Fuel/Oil Ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40:1
Carburetor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . with primer
Starter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Smooth Pull
TM
Starting system
Muffler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Baffled with Guard
Fuel Tank Capacity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17.58 oz. (520 ml.)
BLOWER
Throttle Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Finger-Tip Trigger
Blower Velocity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 170 mph
Blower Air Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 485 cfm
Approximate Unit Weight (No fuel) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13.9 lb.
Use goggles and hearing protection
2
Содержание MB2500BP
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