Powersmart DB8621PRX Manuel D'instructions page 16

Equipment *
Equipment with
engines above 80cc
*Engine, Generator Set, Pressure Washer, Walk-Behind Lawnmower, Compressor, Pump, Tiller etc.
** Elevation above sea level.
This high altitude jet is to be used at elevations above 3000 feet.

At elevations above 8000 feet, the engine/equipment may experience decreased performance, even

with the high altitude kit.
If a carburetor is replaced, the proper high altitude kit jet will need to be installed into the

replacement carburetor.
Altitude kit Replacement
Operation Instruction
1. Take off fixing bolt and fuel cup.
2. Take off main jet.
3. Replace the main jet(altitude kit )with suitable one applying
to altitude height.
4. Replace the seal ring of fuel cup and fixing bolt.
5. Assemble fuel cup, seal ring and fixing bolt in reverse order.
High Altitude Kit Installation Instructions
1. Turn off the engine.
2. Close the fuel valve.
3. Place a bowl under the fuel cup to catch any spilled fuel.
4. Unthread the bolt holding the fuel cup
Caution! Carburetor bowl may have gas in it which will leak upon
removing the bolt.
5. Remove the bolt, bolt seal , fuel cup , fuel cup seal and main jet from the body of the carburetor.
6 . Replace the main jet with the replacement jet needed for your altitude range
Note : the Fuel cup seal and bolt seal may be damaged during removal and should be replaced with the
new ones from the kit.
7.Reassemble the Fuel Cup Seal , fuel cup , Bolt seal and bolt . Tighten in place
8. Wipe up any spilled fuel and allow excess to evaporate before starting engine . To prevent FIRE , do
not start the engine while the smell of fuel hangs in the air .
Fuel
Gasoline
16
Altitude Range**
0 – 3000 ft
3000 – 6000 ft
6000 – 8000 ft
Kit Part Number
Not Required
Altitude kit 1#
Altitude kit 2#