Windsor 10052250 Checking Battery Specific Gravity To Charge the Batteries, Checking Gravity

MAINTENANCE

CHECKING BATTERY SPECIFIC GRAVITY		TO CHARGE THE BATTERIES
Use a hydrometer to check the battery specific
			!
gravity.
		When servicing machine, avoid contact with
		battery acid.
			!
	Battery Check
		Batteries emit hydrogen gas. Explosion or fire
		can result. Keep sparks and open flame away.
		Keep covers open when charging.

!

Wear eye protection and protective clothing when working with batteries.

CHECKING GRAVITY								!		a well ventilated area. Leave
A. Hydrometer
						Charge batteries in
B. Battery					the battery cover open.
NOTE: Do not take readings immediately after
adding distilled water, if the water and acid are not					Use a 24 volt, 18 amp maximum output or 25 amp
thoroughly mixed, the reading may not be accurate.					(depending on the size of the batteries), DC charger
					which will automatically shut off when the batteries
Check the hydrometer readings against this chart.					are fully charged.
	SPECIFIC GRAVITY		BATTERY CONDITION	1.					Stop the machine in a clean, well ventilated area
	°	°
	@ 80	F (27 C)							next to the charger. w
	1.265		100% CHARGED
				2.					Turn “OFF” machine.
	1.225		75% CHARGED
	1.190		50% CHARGED		FOR SAFETY: Before leaving or servicing
	1.155		25% CHARGED
					machine; stop on level surface, turn off machine
	1.120		DISCHARGED
					and remove key.
	NOTE: If the readings are taken when the battery
electrolyte is any temperature other than 80°F				3.					Raise the battery cover.
(27°C), the reading must be temperature corrected.
							!
To find the corrected specific gravity reading when
					Batteries emit hydrogen gas. Explosion or fire
the temperature of the battery electrolyte is other					can result. Keep sparks and open flame away.
than 80°F (27°): Add (+) to the specific gravity					Keep covers open when charging.
reading 0.004 (4 points), for each 10°F (6°C) above					4. Check the electrolyte level in each battery cell.
80° (27°C).
Subtract (-) from the specific reading 0.004 (4									Before charging, add just enough distilled water
points), for each 10°F (6°C) below 80°F (27°C).									to cover the plates. After charging is complete,
									add just enough distilled water to bring up the

level to the indicator ring. If the water level is too high before charging, normal expansion rate of the electrolyte may cause an overflow. Resulting in a loss of battery acid balance and damage the machine.

4-4 CUTTER 24V 86039070 04/10/07