Operating Instructions
- Top Switch Operation - 12V DC supplies
  
  - Mid position OT - this disconnects the caravan services.
  
 Ready for tow charging. 
  - Top position AB -> C using car battery for services.
 
  - Bottom position CB -> C using caravan battery for services.
 
  
 
- Red Switch Operation - Mains supply 200/240V
  
  - Top position AC mains OFF
 
  - Bottom position AC mains ON, caravan battery is being charged. 
  
Should always be switched on when connected to AC mains to give continuous charging.  
  
 
- If RESET button comes out, this means that the power unit has received an overload due to either a short circuit or because the caravan battery is flat, taking too much current in the short term, wait 10 - 15 minutes and reset. Do not hold the button in, when conditions are correct, it will stay reset easily. Continuous failure to reset means the system has a fault.
 
- Recommended fuse size for AC mains input socket - 5 Amps.
 
Important notes
- The caravan battery should always be in circuit, the Control Unit when connected to mains is not intended to support the caravan load, but continuously charges the caravan battery.
 
- The AC 2 pin socket outlet is intended only for double insulated 2 wire appliances. Maximum loading 3 Amps - 750 Watts. Not ot be used for 3 wire appliances.
 
- 12V DC - Refrigerators should not be connected to the caravan battery, connect in accordance with makers recommendations.
 
Technical information
- Continuous charging output 1.85 Amp 12V DC.
 
- Initial charge rate 4.0 Amp.
 
- 48 AH per day charging capacity.
 
- Hand reset overload protection for 12V charger.
 
- ON/OFF battery choice, selctor switch for 12V DC.
 
- ON/OFF illuminated isolating switch for mains 200/240 Volts.
 
- Isolating transformer in battery charger generally to BS3535 - 1962.
 
- Battery charger specication generally to BS3456 Part 2 Section 2.36 - 1973.
 
- 12V Outlet socket uses DIN speaker plugs.
 
- 2 pin mains outlet socket whenfitted uses 200/240V 2 pin continental plugs.
For use with 2 wire double insulated appliances.