1. General Information These instructions should be read carefully and retained for further reference and maintenance. 2. Safety • Before installation or maintenance, ensure the mains supply to the boost timer is switched off and the circuit supply fuses are removed or the circuit breaker turned off.
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Also available in the Boost timer range: • TGBT5 4 hour boost timer. • TGBT6 2 hour plug-in boost timer. • FBT4 2 hour fused spur boost timer. • FBT5 4 hour fused spur boost timer. Boost time LED’s Boost Boost Button...
4. Installation • Ensure the mains supply is switched off and the circuit supply fuses are removed or the circuit breaker turned off. • Connect the incoming 230V 50Hz supply and outgoing load cables to the relevant terminals ensuring correct polarity is observed and that all bare conductors are sleeved (see section 5.
5. Connection Diagram The terminals are marked as follows on the rear of the boost timer; Live out Neutral out Live in Neutral in Cord grip/ blanking plate fixing screw holes Mains Supply Live (Brown or Red) to L IN Neutral (Blue or Black) to N IN Load Switch Live (Brown or Red) to L OUT...
6. Operation • The required boost time is selected by pressing the button marked boost, repeatedly. The LEDs adjacent to the time markers will light up in sequence, showing the selected boost period. • The LED’s adjacent to the time markers (above the Boost button) will light up in the sequence;...
020 8450 0515. Note: A proof of purchase is required in all cases. For all eligible replacements (where agreed by Timeguard) the customer is responsible for all shipping/postage charges outside of the UK. All shipping costs...
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If you experience problems, do not immediately return the unit to the store. Telephone the Timeguard Customer Helpline; HELPLINE 020 8450 0515 or email helpline @ timeguard.com Qualified Customer Support Co-ordinators will be on-line to assist in resolving your query.
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