Snapper WLT145H38HBV Benutzerhandbuch

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Section 4 - ADJUSTMENT & REPAIR 
 
WARNING 
DO NOT OVERFILL! DO NOT attempt to service or 
charge the battery while it is installed on the machine. 
DO NOT use “BOOST” chargers on the battery. 
 
4.5.5. BATTERY 
TESTING 
There are two types of battery tests: Unloaded and 
Loaded. The unloaded test is the procedure that will 
be discussed. It’s the simplest and most commonly 
used. An unloaded test is made on a battery without 
discharging current. To perform unloaded testing, 
check charge condition using either a hydrometer or 
voltmeter. 
 
1.  Using a voltmeter, voltage readings appear 
instantly to show the state of charge. Remember to 
hook the positive lead to the battery’s positive 
terminal, and the negative lead to the negative 
terminal. 
2.  A hydrometer measures the specific gravity of 
each cell. The specific gravity tells the degree of 
charge; generally, a specific gravity of about 1.265 to 
1.280 indicates full charge. A reading of 1.230 to 
1.260 indicates the battery should be charged. The 
Battery Condition chart shows the charge level as 
measured by syringe float hydrometer, digital 
voltmeter and five ball hydrometer. 
 
4.5.6 
NEW BATTERY PREPARATION 
1.  Remove battery from carton. 
2.  
Place battery in a well ventilated area on a level non-
concrete surface. 
3.  Remove battery cell caps. Fill cells as required 
with electrolyte (purchased separately) to proper level. 
Fill to 3/16” above cell plates. Filling battery with 
electrolyte will bring the battery to 80% charged state. 
4.  With cell caps removed, connect battery charger to 
battery terminals; RED to positive (+) and BLACK to 
negative (-) terminal. 
 
IMPORTANT: 3/16” above cell plates is the recommended 
level. DO NOT place anything in battery other than specified 
electrolyte. 
 
5.  Slow charge the battery at 1 amp for 2 hours to 
bring the battery to full charge. 
6.  After charging, check level of electrolyte and add 
as needed to bring level to 3/16” above cell plates. 
7.  Reinstall cell caps. 
8.  Slide battery partially into battery housing. 
9.  Connect positive (+) cable (red) first, from wiring 
harness to the positive terminal (+) on battery using bolt 
and nut provided in hardware bag. Connect negative (-) 
cable (black) last, to negative terminal (-) on battery 
using bolt and nut. Apply a small amount of grease over 
terminals to prevent corrosion. 
10.  Insert battery completely into battery housing. 
11.  Reinstall seat assembly. 
 
WARNING 
Shield the positive terminal with terminal cover 
located on battery harness. This prevents metal from 
touching the positive terminal, which could cause 
sparks. Cables must be connected to battery 
terminals in the proper position. RED (Positive) cable 
must go to the ( + ) terminal. BLACK (Negative) cable 
must go to the ( - ) terminal. 
 
 
 
 
 
 
 
 
 
4.5.7.  BATTERY TESTING 
 
Battery Condition Chart 
State of Charge 
Syringe Hydrometer 
Digital Voltmeter 
Five Ball Hydrometer 
100% Charged w/ Sulfate Stop 
1.280 
12.80v 
Five Balls Floating 
100% Charged 
1.265 
12.60v 
Four Balls Floating 
75% Charged 
1.210 
12.40v 
Three Balls Floating 
50% Charged 
1.160 
12.10v 
Two Balls Floating 
25% Charged 
1.120 
11.90v 
One Ball Floating 
0% Charged 
Less than 1.100 
Less than 11.80v 
Zero Balls Floating