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Unvented Gas Room Heater 

 

Models: 

 

Manually Controlled 

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S21 Mini 3  

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S21 Mini 5  

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S21 Mini 8 

 

With Thermostat 

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S21 Mini 3 TE 

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S21 Mini 5 TE 

 

 

Before Installing this heater, read all instructions in this manual 

carefully. Check all local codes.

 

 

This is an unvented gas-fired heater. It uses air (oxygen) from the 

room in which it is installed. Provisions for adequate combustion 

and ventilation air must be provided. 

 

OWNER´S OPERATON  

AND INSTALLATION MANUAL 

Summary of Contents for S21 Mini 3

Page 1: ...21 Mini 5 TE Before Installing this heater read all instructions in this manual carefully Check all local codes This is an unvented gas fired heater It uses air oxygen from the room in which it is ins...

Page 2: ...LPG Propane Natural Gas or LPG Propane Model S21 Mini 3 TE S21 Mini 5 TE Heat Input 2000 Kcal h 2 30 Kw Based on Gross Calorific Value 3000 Kcal h 3 49 Kw Based on Gross Calorific Value Burner Orifice...

Page 3: ...3 Dimensions Model S21 Mini 3 S21 Mini 3 TE Fig 1a Model S21 Mini 5 S21 Mini 5 TE Fig 1b...

Page 4: ...om of the heater is 12 cm However for a comfortable operation it is recommended to install the appliance with a clearance of 25 cm from floor to bottom Never install the heater on the floor Fig 2 Loca...

Page 5: ...ing screws by means of holes provided at the rear of the heater In model Mini 8 place and fix the bottom fixing screw Fig 3 Connect the appliance to the gas supply line The materials used must conform...

Page 6: ...t least two 2 hours the first time the heater is used Installing the Thermostat Sensor Fig 5 TE Models with Thermostat Once the heater is installed proceed to install the thermostat sensor bracket Ext...

Page 7: ...Instructions Thermostatic Models Fig 7 Open the main gas valve Push in the gas control knob from z Off and turn it to Pilot position Fig 7 Depress knob and after five seconds push in the ignitor butt...

Page 8: ...spected yearly by a qualified service person Heater may need more frequent cleaning due to excessive lint from carpeting bedding material etc CABINET Exterior Use a soft cloth dampened with a mild soa...

Page 9: ...knob Repeat igniting operation until air is removed 5 ODS pilot is clogged 5 Clean ODS pilot see Cleaning and maintenance page 16 or replace ODS pilot assembly 6 Gas regulator setting not correct Repl...

Page 10: ...position and let warm up for a minute 2 Air in gas line 2 Operate burner until air is removed from line Have gas line checked by local gas company 3 Dirty or partially clogged burner orifice 3 Clean b...

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