PAGE 42 — SG1400/1600C4F STUDIO GENERATOR • OPERATION MANUAL — REV. #0 (07/22/20)
MAINTENANCE
Air Filter Dust Indicator
The air filter indicator (Figure 38) is attached to the air filter.
When the air filter element is clogged, air intake restriction
becomes greater and the air filter indicator signal shows
RED.
When indicator is red, replace filter immediately.
After changing the air filter,
press
the air filter indicator
button to reset.
Figure 38. Air Filter Dust Indicator
NOTICE
The air filter should not be changed until the indicator
reads “
RED
”. Dispose of the old air filter. It may not be
cleaned or reused.
PUSH BUTTON TO RESET
25 INCHES H O
2
6.23 kPa
NOTICE
The air filter should be changed more frequently in
dusty operating conditions.
NOTICE
If the engine is operating in very
dusty
or
dry
grass
conditions, a clogged air cleaner will result. This can
lead to a loss of power, excessive carbon buildup in
the combustion chamber and high fuel consumption.
Change air cleaner more
frequently
if these conditions
exist.
REPLACING FUEL FILTER
Replace the fuel filter cartridge with a new one every 500
hours.
1. Clean the area around the lubricating fuel; filter head.
2. Using an fuel filter wrench (Figure 39
), remove engine
fuel filter.
Figure 39. Engine Fuel Filter Removal
3. Coat the rubber seal (gasket) surface of fuel
) with clean 15W-40 engine oil.
4. Install new fuel filter (main) first by hand until it makes
contact with the filter head surface. Tighten it another
3/4 turn using the filter wrench.
FILTER
WRENCH
COAT RUBBER
SEAL WITH THIN
LAYER OF OIL
INSTALL
NEW FUEL
FILTER
B
FUEL FILTER
HEAD
REMOVE AND
DISCARD
FUEL FILTER
A
