Replacement Part List
Page 28
3. Carefully remove the carbon deposits from 
 the spark arrester screen with a wire brush.
Failure to clean the spark arrester will result in
degraded engine performance.
GENERATOR MAINTENANCE
Make certain that the generator is kept clean 
and stored properly. Only operate the unit on 
a flat, level surface in a clean, dry operating 
environment. DO NOT expose the unit to 
extreme conditions, excessive dust, dirt, 
moisture or corrosive vapours.
DO NOT use a garden hose to clean the generator.
Water can enter the generator through the cooling
slots and damage the generator windings.
Use a damp cloth to clean exterior surfaces of 
the generator.
Use a soft bristle brush to remove dirt and oil.
Use an air compressor (25 PSI) to clear dirt and 
debris from the generator.
CAUTION
CAUTION
4. Replace the spark arrester if it is damaged.
5. Position the spark arrester in the muffler and 
 attach with the screws.
Spark arrester 
screen
Flange
Screw
Battery Replacement
English Customer Service: 1-844-FIRMAN1
1.  Disconnect  the  negative(-)  black  cable  to 
negative(-) terminal on the battery and disconnect
the positive(+) red cable to positive(+) terminal on
the battery.
3. Remove the battery and recycle and dispose 
of properly.
4. Install the new battery with following specification:
12V sealed lead acid 2.5AH
LXWXH:80X70X105mm(3.15X2.75X4.13inch) 
6. Connect the red positive(+) battery cable to 
the battery first.
7. Connect the black positive(-) battery cable 
to the battery second.
2. Remove the battery holder rubber band.
5. Reattach the battery holder rubber band.
Battery 
Holder 
Band
Inspect all air vents and cooling slots to ensure 
that they are clean and unobstructed.
WARNING
ALWAYS connect the positive (+) battery cable 
(red boot) first when connecting battery cables.
ALWAYS disconnect the negative (-) battery 
cable (black boot) first when disconnecting 
battery cables.
NEVER connect the negative (-) battery cable 
(black boot) to the positive (+) post on the 
battery.
NEVER connect the positive (+) battery cable 
(red boot) to the negative (-) post on the battery.
NEVER touch both battery posts simultaneously.
To avoid electric shock:
NEVER place a metal tool across both battery 
posts.
ALWAYS use insulated or nonconducting tools 
when installing the battery.










