Electrical Connection; Operating Instructions - Purmo OPTIMO 500 Notice D'installation, D'utilisation Et De Maintenance

9.0 Electrical Connection

®
WARNING: OPTIMO 500, 600 and 800 models must be earthed.
l The electrical installation must comply with local or national
wiring regulations.
l The OPTIMO
® is supplied with a 2 meter long cable with a 2 pin
plug with earth. A properly earthed 2-pin socket should be in an
easily accessible location close to the unit.
Do not energise the electrical supply until the remaining stages of the installation have been completed.

10.0 Operating Instructions

This unit is controlled by the switches on the front of the unit, or by
means of the wall mounted remote switching kit if fitted.
Ensure the electricity supply is switched on.
Heating Mode
The fan will only operate when
• The central heating boiler is on
• The pump is running
• The system water temperature is greater than 32°C.
Ensure boiler is on, and set timer, boiler controls and room
thermostats as necessary.
• Turn room thermostat to a high setting.
• Set summer - winter switch to
• Set fan speed control to position I.
• The unit will now run on low fan speed.
Performance will depend on the water temperature at the coil
and the flow through the coil.
Temperature Control
The room thermostat setting should be gradually adjusted to
obtain the desired temperature.
OPTIMO
l If the supply cord to OPTIMO
it must be replaced by the manufacturer, its service agent or
similar qualified persons in order to avoid a hazard.
The fan speed can be set to boost by switching the fan speed
switch to II.
A low speed setting is recommended for normal operation with the
higher speeds for boost heating when required.
Low Limit Operation
The low limit thermostat fitted to the OPTIMO
the fan stops after the heating system is switched off and the
water flow stops. If left in an operating position the unit will
automatically restart when the heating system is reheated.
Off Position
Set the fan speed selector switch to the off (O) position.
Summer Mode
®
If required, the OPTIMO can be used in Summer for air circulation
without heat.
Set summer - winter switch to
Adjust fan speed to required setting.
500, 600 & 800
®
® models 500, 600 or 800 is damaged,
® will ensure that
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