Guardian Technologies 04759-2 Manual De Usuario

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3.  Wipe away dust or debris from inside of the air 
box and around edges.
4.  Install the new air cleaner into the air box.
5.  Install the cover. Turn the two cover screws clock-
wise to tighten.
See the “Service Schedule,” Section 4.13 for air 
cleaner maintenance. See Section 1.5.1 for air filter 
replacement part number.
Figure 4.6 — 7 kW, Engine Air Cleaner Location
Air Cleaner
Fuel
Regulator
3/4" Hole
Figure 4.7 — 12 kW and 15 kW Engine
Air Cleaner
Cover
Filter
Screw
4.6 SPARK 
PLUG(S)
Reset the spark plug(s) gap or replace the spark 
plug(s) as necessary. See Section 4.13 for mainte-
nance requirements.
1.  Clean the area around the base of the spark 
plug(s) to keep dirt and debris out of the engine. 
Clean by scraping or washing using a wire brush 
and commercial solvent. Do not blast the spark 
plug(s) to clean.
2.  Remove the spark plug(s) and check the condi-
tion. Replace the spark plug(s) if worn or if reuse 
is questionable. See Section 4.13 for recommend-
ed inspection.
3.  Check the spark plug gap using a wire feeler 
gauge. Adjust the gap to 0.76 mm (0.030 inch) 
for 7 kW and 0.50 mm (0.020 inch) for 12/15 kW 
by carefully bending the ground electrode (Figure 
4.8).
Figure 4.8 – Setting the Spark Plug Gap
4.7 BATTERY 
MAINTENANCE
The battery should be inspected per the “Service 
Schedule,” Section 4.13. The following procedure 
should be followed for inspection:
1.  Inspect the battery posts and cables for tightness 
and corrosion. Tighten and clean as necessary.
2.  Check the battery fluid level of unsealed batteries 
and, if necessary, fill with DISTILLED WATER 
ONLY. DO NOT USE TAP WATER IN BATTER-
IES.
3.  Have the state of charge and condition checked. 
This should be done with an automotive-type bat-
tery hydrometer. 
DANGER
  Do not dispose of the battery in a fire. The 
battery is capable of exploding.
  A battery presents a risk of electrical shock 
and high short circuit current. The following pre-
cautions are to be observed when working on 
batteries:
• Remove watches, rings or other metal objects;
• Use tools with insulated handles;
• Wear rubber gloves and boots;
•  Do not lay tools or metal parts on top of the 
battery; and
•  Disconnect charging source prior to connecting or 
disconnecting battery terminals.
Section 4 — Maintenance
Air-cooled 7 kW, 12 kW and 15 kW Generators
SET PLUG GAP AT 0.76 mm (0.030 inch) 7kW
(0.508 mm (0.020 inch) 12/15kW
  
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