Stihl BR 800 Service Manual

BR 800 11
4.15 Engine does not reach maximum RPM.
Check the following Yes No
1. Is blower being used at high altitude? Blower ....
Go to 2.
Go to 2.
2. Is MDG 1 analyzer available? Create diagnostic report.
Test blower with MDG 1 analyzer.
Repair completed.
Go to 3.
3. Break in one wire in wiring harness? Replace throttle cable with wiring har-
ness, @ 14.2 and @ 15.1.
Go to 4.
Go to 4.
4. Are cable lugs on wiring harness and
screws on cylinder dirty?
Clean cable lugs on wiring harness
and screws on cylinder.
Go to 5.
Go to 5.
5. Test engine for leaks, @ 19.3.
Is engine OK?
Go to 6. Replace impulse hose, @ 14.4, man-
ifold, @ 14.6, piston rings or oil seals,
@ 20.4 or seal up or replace crank-
case, @ 20.5.
Go to 6.
6. Is fuel system leaking? Replace fuel hoses, @ 8.2.
Go to 7.
Go to 7.
7. Is maximum engine speed higher that
8,300 RPM
Repair completed. Replace carburetor, @ 8.2.
Repair completed.

Stihl BR 800 Specifications

General

Type	Backpack blower
Airflow	2025 m³/h
Suction mode	-
Product color	Black, Orange, White
Airspeed (max)	349.2 km/h
Power source	Gasoline
Sound power level	112 dB
Sound pressure level	104 dB

Weight and Dimensions

Weight	11700 g