Operating instructions
Troubleshooting
Symptom Cause Corrective Action
The ame eect will 
not start.
Mains plug is not plugged in.
Low water level.
Low voltage connector not connected properly. 
(See Fig.6)
The Transducer Unit is not sitting correctly in 
the sump
Check plug is connected to wall socket correctly.
Check that the water tank is full and there is 
water in the sump.
Check that the connector is inserted correctly. 
(See Fig.6)
Ensure the Transducer in sitting down into the 
moulded recess in the sump
The ame eect is too 
low.
Flame eect control knob is set too low.
(See Fig.2)
The Metal Disc in the transducer might be dirty 
(See Fig.12)
The wire from the Transducer Unit is sitting over 
the metal disc
Increase level of ame by turning Control knob 
‘D’ anti clockwise slowly. (See Fig.2)
Clean the Metal Disc with soft brush supplied. 
(See Fig.12) See ‘Maintenance.’ for a step by step 
procedure.
Direct the wire to the back of the sump and 
make sure it sits into the side slot exiting the 
sump.
Unpleasant smell when 
unit is used.
Dirty or stale water.
Using unltered tap water.
Clean the unit as described under maintenance.
Use only ltered tap water.
The ame eect has 
too much smoke.
Flame eect setting is too high. Turn the ame eect Control knob C clockwise, 
about ¼ a turn, at a time. Give the ame 
generator some time to adjust to the new 
setting. (See Fig.2)
Main lamps are not 
working and there are 
no ames or smoke.
There is no water in the water tank Follow instructions under 
Maintenance, ‘Filling the water tank’.
Check the plug is connected to the wall socket 
correctly and that Switch ‘A’ Fig. 2 is in the 
‘ON’ ( I ) position.
Patent / Patent Application
Products within the Optimyst range are protected by one or more of the following patents and patent applications: 
Great Britain GB 2402206, GB 2460259, GB 2460453 , GB 2418014, GB 2465738, GB 2449925, GB 2465537 , GB 2455277 , 
GB1020534.2, GB1020537.5, GB1110987.3
United States US 7967690, US 2010299980, US 2011062250, US 2008028648, US 13/167,042
Russia RU2008140317
European EP 2029941, EP 2201301, EP 2315976, EP 1787063, EP07723217.1 , EP11170434.2, EP 11170435.9
China CN 101883953, CN 200980128666.2, CN 101057105, CN 101438104
Australia AU 2009248743, AU 2007224634
Canada CA 2725214, CA 2579444, CA 2645939
International Patent Application WO 2006027272
South Africa ZA 200808702
Mexico MX 2008011712
Korea KR 20080113235 
Japan JP 2009529649 
Brasil BR P10708894-9
India IN 4122/KOLNP/2008
New Zealand NZ 571900










