1. Purpose of This Training Guide
This document provides:
- Safe handling instructions
- Storage requirements
- Installation precautions
- Charging guidelines
- Maintenance recommendations
- Dealer/OEM best practices
- Safety and warranty protection guidelines
These procedures help improve:
- Battery safety
- Service life
- Installation quality
- Warranty performance
- Dealer support efficiency
2. Battery Charging Requirements
Recommended Charging Voltage
- Charging voltage: 14.4V ±0.2V
- Use only compatible lithium battery chargers.
- Never reverse charging polarity.
Charging Temperature
- Recommended charging temperature:
- 0°C to 55°C (32°F to 131°F)
- Never charge below 0°C (32°F).
Charging Safety
- Do not exceed the specified maximum charging current.
- Avoid prolonged overcharging.
- Disconnect charger after charging is complete.
- Use only approved chargers or charging systems.
3. Battery Operating Environment
Discharge Temperature
Recommended operating range:
- -20°C to 60°C (-4°F to 140°F)
When operating above 45°C (113°F):
- Ensure proper ventilation
- Allow heat dissipation
- Avoid enclosed high-heat environments
Humidity Requirements
- Recommended humidity: ≤85% RH
- Avoid condensation and standing water.
4. Battery Storage Requirements
Recommended Storage Conditions
Store batteries in a:
- Dry area
- Clean area
- Well-ventilated environment
- Non-condensing environment
Storage Temperature
- Recommended: 15°C–25°C (59°F–77°F)
- Acceptable range: -20°C to 60°C
Keep Batteries Away From
- Fire
- Heaters
- Corrosive materials
- Flammable materials
- Water immersion
- Direct sunlight for prolonged periods
Long-Term Storage Maintenance
Maintain battery voltage within:
- 13.28V–13.60V
Recommended maintenance intervals:
| Battery Type | Maintenance Interval |
| Standard battery | Every 2 months |
| Bluetooth / communication battery | At least once per month |
For long-term storage:
- Recharge batteries periodically
- Avoid prolonged low-voltage storage
- Follow FIFO (First-In First-Out) inventory practices
5. Inspection Before Installation
Upon receiving batteries:
Inspect Packaging
Check for:
- Shipping damage
- Crushed cartons
- Water exposure
- Mishandling signs
Inspect Battery Condition
Verify:
- No cracks
- No swelling
- No leakage
- No missing hardware
- No damaged terminals
Electrical Inspection
Before installation:
- Verify correct polarity
- Confirm battery voltage is within operating range
- Ensure terminals are clean and dry
Terminal Cleaning
If necessary:
- Use only a dry cloth
- Do not use solvents
- Do not use conductive cleaning materials
6. Installation Precautions
Installation Environment
The installation area should be:
- Dry
- Clean
- Well ventilated
- Free from conductive debris
Avoid:
- Metal shavings
- Loose hardware
- Standing water
- Fuel vapors
- Open flames
Terminal Connections
Before connecting:
- Confirm positive (+) and negative (-) polarity
- Verify cable routing
- Verify charger polarity
Tightening Terminals
- Tighten terminals securely.
- Do not overtighten.
- Do not exceed specified torque values.
Safety During Installation
- Avoid short circuits.
- Keep metal tools away from exposed terminals.
- Use insulated tools whenever possible.
- Remove jewelry before installation.
Final Inspection
After installation:
- Verify all connections
- Confirm no loose hardware
- Ensure cables are secured
- Test equipment operation
- Observe for abnormal conditions
7. Battery Working Requirements
Current Limits
Do not exceed:
- Maximum charging current
- Maximum discharge current
Excessive current may cause:
- Overheating
- Reduced service life
- BMS protection shutdown
- Internal circuit damage
- Safety hazards
Low Voltage Operation
When battery voltage becomes low:
- Recharge promptly
- Avoid prolonged low-voltage storage
8. Daily Maintenance Recommendations
Recommended Usage Practices
- Recharge batteries after use.
- Avoid deep discharge whenever possible.
- Shallow cycling may improve cycle life.
- Periodically inspect terminals and cables.
Cleaning
- Use only a dry cloth.
- Do not use organic solvents.
- Do not spray water directly onto battery packs.
Monitor for Abnormal Conditions
Immediately remove battery from service if any of the following occur:
- Excessive heat
- Swelling
- Smoke
- Odor
- Leakage
- Discoloration
- Cracking
- Unusual shutdown behavior
9. Strictly Prohibited Actions
The following actions are strictly prohibited:
- Reverse polarity connection
- Reverse charging
- Short-circuiting terminals
- Immersing battery in water
- Welding directly on terminals
- Piercing battery casing
- Crushing or dropping battery packs
- Disassembling battery packs
- Using battery above specified temperature limits
- Overloading beyond rated current
- Using damaged batteries
10. Transportation & Disposal
Transportation Safety
Do not transport batteries together with:
- Loose metal objects
- Jewelry
- Conductive materials
Protect terminals during transportation.
Disposal
Before disposal:
- Insulate exposed terminals
- Follow local recycling laws
- Send batteries to approved recycling facilities
Transportation Safety
Do not transport batteries together with:
- Loose metal objects
- Jewelry
- Conductive materials
Protect terminals during transportation.
Disposal
Before disposal:
- Insulate exposed terminals
- Follow local recycling laws
- Send batteries to approved recycling facilities
12. Additional Lynac / Kensun OEM & Dealer Recommendations
Dealer Inventory Management
Recommended practices:
- Record serial numbers
- Record installation dates
- Monitor warehouse voltage periodically
- Rotate inventory using FIFO practices
OEM Installation Best Practices
Recommended for marine, RV, and golf cart applications:
- Verify alternator compatibility with lithium batteries
- Verify charger compatibility
- Verify cable sizing
- Verify proper fuse protection
- Confirm correct polarity before startup
- Conduct final operational testing after installation
Warranty Support Best Practices
To improve warranty processing efficiency:
Recommended documentation:
- Battery serial number
- Installation photos
- Wiring photos
- Voltage readings
- Charger model information
- Bluetooth screenshots (if available)
- Event/warning/fault codes (if available)
13. Dealer & Technician Quick Checklist
Before Installation
☐ Inspect battery condition
☐ Verify voltage
☐ Confirm polarity
☐ Verify charger compatibility
☐ Inspect installation area
During Installation
☐ Avoid short circuits
☐ Tighten terminals properly
☐ Keep area clean and dry
☐ Verify cable routing
After Installation
☐ Test system operation
☐ Verify charging system
☐ Check for abnormal heat
☐ Record serial number
☐ Save installation photos
13. Reminder
For detailed chemical safety, fire response, hazardous material handling, transportation classification, and regulatory compliance information, refer to the official SDS/MSDS and applicable product certifications.
Always follow approved installation and operational procedures.