Unit installation

Ed. 05/2009
F1 GAS FIRED UNIT HEATERS
TABLE OF CONTENTS
SECTION 1 GENERAL WARNINGS: .................................................................page 3
SECTION 2 GENERALITY AND CHARACTERISTICS:.....................................page 4
Operation of the unit....................................................................................page 4
Constructive characteristics ........................................................................page 4
Safety and Control devices .........................................................................page 5
Technical Characteristics............................................................................page 6
Dimensions .................................................................................................page 7
SECTION 3 INSTALLATION: .............................................................................page 8
General rules...............................................................................................page 8
Size and installation of the air inlet/flue exhaust..........................................page 10
Support bracket installation.........................................................................page 16
Installation of Remote control box...............................................................page 16
Burner pressure adjustment........................................................................page 17
Conversion to another type of gas ..............................................................page 18
Operating Wiring diagram ...........................................................................page 20
Installation Wiring diagram..........................................................................page 21
Wiring Diagram for Multiple unit installation ................................................page 22
SECTION 4 USE AND OPERATION: .................................................................page 24
Start and Stop of the unit ............................................................................page 24
SECTION 5 MAINTENANCE AND SERVICING:................................................page 26
Removable burner ......................................................................................page 26
Operating failures........................................................................................page 27
Types of failures and servicing series .........................................................page 27
Case N°1 - The units locks out during the first ignition phase.............page 27
Case N°2 - The units locks out during operation ................................page 27
Case N°3 - Temperature limit thermostat (M1) stops the burner ........page 28
Case N°4 - The burner goes out and does not re-ignite even
if the room thermostat requires it....................................page 28
Case N°5 - The exhaust fan will not start............................................page 28
Case N°6 - The exhaust fan starts but the unit does not ignite...........page 28
Troubleshooting Flow Chart ........................................................................page 29