Sierra Patio Heater
1.0
Introduction
The Sierra Cone Patio Heaters combine the benefits of radiant heat to produce overall
comfort conditions to patios, swimming pools and similar outdoor leisure areas. The
heaters have a manual control which combines a flame supervision safety device.
Ignition is activated by pressing a piezo ignition which sparks to light a permanent pilot.
The main burner is then activated by pressing in the lower button
to indicate
for
main burner. Select required main burner flame, either high or low by depressing main
burner flame button. The cone shaped stainless steel emitter radiates warmth, when
outside leisure activities (such as barbeques) are effected by chilly weather conditions.
The heater is for external use only. Always ensure a minimum clearance of 1.5 meters
both sideways and 400mm above from flammable materials.
2.0
Technical Specifications
2.1
General
Overall Height
2380mm (7ft 9-1/2in)
Overall Width
970mm (3ft 2in)
Weight
32 kg
Nominal Input Burner Pressure
Injector Size
MJ/HR
kPa
MM
Natural Gas Model 13N
46.8
0.75
3.30
Propane Gas Model 11P
41.4
2.75
1.90
Control
Sit 500 Simplosit Control Valve
Main Burner Type
Pressed steel venturi; vertical position with cast iron top.
2.2
Ignition and Control
Push button piezo ignition
type Vernitron 66212/002
Flame supervision valve
type Sit 500
Permanent pilot
type 27A4G
2.3
Gas Inlet Connection
Natural Gas. ½” BSP connection on the inlet to the regulator.
Propane Gas. 3/8” BSP on the inlet to the gas control valve.
3.0
Gas Supply
If no gas supply is available, contact your local gas utility to arrange provision of a meter.
Existing meters should be checked to ensure adequate capacity to cope with the
additional gas supply required. If in doubt contact your local gas supply authority.
