Do you have a question about the 33861 and is the answer not in the manual?
Questions and answers
Douglas Castle
March 20, 2025
Lead acid 6v battery voltage shows 6.36v with Multimeter. Problem is that when I set charger to 6v, wet, slow and press start the charger immediately switches off with a click. Why is this?
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All photographs and drawings in this manual are supplied by Draper Tools to help illustrate the operation of the product. Whilst every effort has been made to ensure the accuracy of information contained in this manual, the Draper Tools policy of continuous improvement determines the right to make modifications without prior warning.
Commercial copying, redistribution, hiring or lending is prohibited. No part of this publication may be stored in a retrieval system or transmitted in any other form or means without written permission from Draper Tools Limited. In all cases this copyright notice must remain intact.
This warranty applies in lieu of any other warranty expressed or implied and variations of its terms are not authorised. Your Draper warranty is not effective unless you can produce upon request a dated receipt or invoice to verify your proof of purchase within the warranty period.
If damage is found, have it rectified at your nearest authorised Draper service centre. Once the product has been cleaned and checked for any damage, it should be returned to its carton and stored in a clean and dry environment away from dust and moisture.
Do not tamper with this product. Repairs and maintenance must be carried out by an authorised service agent. Only use genuine Draper spare parts. Do not modify this product in any way. Wear approved safety goggles (not safety glasses) and latex/nitrile gloves. Before charging a maintenance-type battery, the electrolyte (battery acid) must be filled to the maximum marked levels.
TECHNICAL DESCRIPTION MAIN COMPONENT DESCRIPTIONS 1. These will illuminate to display the current charge fill capacity of the connected battery. 2. These will illuminate to indicate that the charger is receiving mains power, is actively charging a battery, the battery is full or that there is a fault. 3.
Lay the contents out and check them against the parts shown in section 6.1. If any part is damaged or missing, please contact the Draper Helpline (the telephone number appears on the Title page) and do not attempt to use the charger.
PREPARING THE CHARGER INSTALLATION 1. When selecting a suitable location to use this charger, be sure to choose a clean, dry and tidy location. 2. Ensure that the charger can be placed in a stable position and that there is ample room next to the charger for the battery.
SETTING THE CHARGER SETTING THE CHARGER To set up the charger to charge your battery, you will need to follow the simple process detailed below: STEP 1. Once the charger is connected correctly to your battery and plugged into the mains supply, press the button marked “STEP 1”...
10. CHARGING PROCESS 10.1 CHARGING PROCESS The charging process is controlled by a microprocessor. Stage 1: Bulk charge Initially, the charger will apply the bulk charge process to the battery. When the digital sensors detect that the battery’s voltage has reached a maximum safe predetermined level, the microprocessor will automatically move into the second stage of the charging process.
11. MAINTENANCE 11.1 MAINTENANCE With only minimal maintenance, this charger will deliver years of dependable service. Follow these simple steps to maintain the charger in an optimum condition: • After each use, clean the battery charger clamps. Be sure to remove any battery fluid if present that will cause corrosion of the battery terminal clamps.
12. EXPLANATION OF SYMBOLS 12.1 EXPLANATION OF SYMBOLS WEEE – Waste Electrical & Electronic Equipment. Positive. Do not dispose of Waste Electrical & Electronic Equipment in with domestic rubbish. – For indoor use only. Negative. Read the instruction manual. – 14 –...
13. DISPOSAL 13.1 DISPOSAL – At the end of the machine’s working life, or when it can no longer be repaired, ensure that it is disposed of according to national regulations. – Contact your local authority for details of collection schemes in your area. In all circumstances: •...
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Do you have a question about the 33861 and is the answer not in the manual?
Questions and answers
Lead acid 6v battery voltage shows 6.36v with Multimeter. Problem is that when I set charger to 6v, wet, slow and press start the charger immediately switches off with a click. Why is this?