Schumacher DY-1420 Battery Charger User Manual


 
7
CALCULATING CHARGE TIME12.
Find your battery’s rating on the chart below, and note the charge time given for each
charger setting. The times given are for batteries with a 50% charge prior to recharging.
Add more time for severely discharged batteries.
NR means that the charger setting is NOT RECOMMENDED.
BATTERY SIZE/RATING
CHARGE RATE/CHARGING TIME
2 AMP 20 AMP 55 AMP
SMALL
BATTERIES
Motorcycle,
garden,
tractor, etc.
6 - 12 AH 2 – 3¾ hrs NR NR
12 - 32 AH 3¾ – 10 hrs NR NR
CARS/TRUCKS
200 - 315 CCA 40 - 60 RC
11¼ – 14½
hrs
1 – 1½ hrs 25 - 32 min
315 - 550 CCA 60 - 85 RC NR 1½ – 2 hrs 32 - 40 min
550 - 1000 CCA 80 - 190 RC NR 2 – 3½ hrs 40 - 76 min
MARINE/DEEP CYCLE
80 RC NR 1¾ hrs NR
140 RC NR 2¾ hrs NR
160 RC NR 3 hrs NR
180 RC NR 3¼ hrs NR
MAINTENANCE INSTRUCTIONS13.
After use and before performing maintenance, unplug and disconnect the battery 13.1
charger (see sections 6, 7 and 8).
Use a dry cloth to wipe all battery corrosion and other dirt or oil from the battery clips, 13.2
cords, and the charger case.
Ensure that all of the charger components are in place and in good working condition, 13.3
for example, the plastic boots on the battery clips.
Servicing does not require opening the unit, as there are no user-serviceable parts inside.13.4
All other servicing should be performed by qualied service personal.13.5
MOVING AND STORAGE INSTRUCTIONS14.
Store the charger unplugged, in an upright position. The cord will still conduct electricity 14.1
until it is unplugged from the outlet.
Store inside, in a cool, dry place.14.2
Do not store the clips on the handle, clipped together, on or around metal, or clipped to 14.3
the cables.
If the charger is moved around the shop or transported to another location, take care to 14.4
avoid/prevent damage to the cords, clips and charger. Failure to do so could result in
personal injury or property damage.
TROUBLESHOOTING15.
PROBLEM POSSIBLE CAUSE REASON/SOLUTION
Charger will not turn on when
properly connected.
AC outlet is dead.
Poor electrical connection.
Check for open fuse or circuit
breaker supplying AC outlet.
Check power cord and
extension cord for loose
tting plug.
The battery is connected and
the charger is on, but is not
charging.
Clips are not making a good
connection.
Check for poor connection at
battery and frame. Make sure
connecting points are clean.
Rock clips back and forth for
a better connection.