Product Manual

Maintenance
38 Owner’s Manual for Stationary Generators
Check Battery Condition/Fluid Level
Check Condition and Clean
1. See Figure 3-3 for illustration. Verify top of battery
is clean and dry. Dirt and electrolyte on top of the
battery can cause battery to self-discharge. Clean
battery top with a solution of baking soda (sodium
bicarbonate) and water (5 teaspoons baking soda
per quart or liter of water). When solution stops
bubbling, rinse off the battery with clean water.
2. Clea
n cable clamps and battery terminals using a
wire brush or sandpaper to remove any oxidation.
3. Inspe
ct battery screws, clamps and cables for
breakage, loose connections and corrosion.
Tighten and clean as necessary.
4. Che
ck the battery posts for melting or damage
caused by over tightening.
5. Inspe
ct battery for discoloration, raised top or a
warped or distorted case, which might indicate that
the battery has been frozen, overheated, or
overcharged.
6. Inspec
t the battery case for cracks or leaks.
7. Che
ck the battery fluid level of unsealed batteries.
See Check Fluid Level.
8. Che
ck the battery state of charge. See Check
State of Charge.
9. Rep
lace battery if necessary. See Battery
Replacement.
Check Fluid Level
Check the fluid level of unsealed batteries. If necessary,
fill with distilled water only. DO NOT use tap water.
Check State of Charge
Check the state of charge using a Digital Multimeter.
Recharge and retest if state of charge is below
manufacturer's recommendations. Replace battery if
necessary.
Battery Replacement
Removal
(000164)
WARNING
Electrical shock. Disconnect battery ground
terminal before working on battery or battery
wires. Failure to do so could result in death
or serious injury.
(000130)
WARNING
Accidental Start-up. Disconnect the negative battery
cable, then the positive battery cable when working
on unit. Failure to do so could result in death
or serious injury.
1. Remove negative battery cable (black) (B) from
negative (-) battery terminal.
2. Remo
ve positive battery cable (red) (A) from
positive (+) battery terminal.
3. See Figure 5-10. Install rubber protective cover
over
positive (+) battery terminal (A).
4. Lo
osen two screws with nylon washers to release
battery hold-down clamp from battery tray.
5. Gr
asp battery strap (B), and lift battery from battery
tray.
6. Remo
ve rubber protective cover from positive (+)
battery terminal.
Installation
(000130)
WARNING
Accidental Start-up. Disconnect the negative battery
cable, then the positive battery cable when working
on unit. Failure to do so could result in death
or serious injury.
1. Install rubber protective cover over positive (+) bat-
tery terminal (A).
2. Gr
asp battery strap (B) and lift battery.
3. Set battery
onto battery tray.
4. T
ighten two screws with nylon washers to secure
hold-down clamp to battery tray.
5. Remo
ve rubber protective (A) cover from positive
(+) battery terminal.
6. Install
positive battery cable (red) to positive (+)
battery terminal.
7. Insta
ll negative battery cable (black) to negative (-)
battery terminal.
NOTE: If
continuing with Schedule A maintenance
procedures, leave the battery negative cable (black)
disconnected.