
2
20308184
VFF Vent Free Fireplace System
CONTENTS
Important Safety Information ..................................... 3
Codes ...................................................................... 4
Product Features ......................................................... 5
Operation
................................................................ 5
Gas
Pressures
........................................................ 5
Gas
Specifi cations and Orifi ce Sizes ...................... 5
Ignition
Controls
...................................................... 5
Pilot
......................................................................... 5
Thermal
Generator
.................................................. 5
Cold Climate Option ................................................ 6
Fireplace and Framing Dimensions ........................... 7
Pre-installation Information ........................................ 8
Getting
Started
........................................................ 8
What You Will Need for Installation ......................... 8
Adequate Combusion and Ventilation ..................... 8
Fireplace Installation ................................................... 9
Fireplace
Location
................................................... 9
Clearances
............................................................ 10
Framing and Anchoring ........................................ 10
Securing Heater to Floor or Hearth ....................... 11
Gas Line & Pressure ................................................. 12
Connecting the Gas Line ...................................... 12
Checking Gas Pressure: Millivolt Control .............. 12
Check Gas Pressure — IPI ................................... 13
Final Installation ........................................................ 13
Remove
Screen
.................................................... 13
Install
Canopy
....................................................... 13
Electrical Wiring — Millivolt ..................................... 14
Connect Optional Wall Switch or Thermostat ....... 14
Connect Remote Receiver .................................... 15
Check System Operation ...................................... 16
Operating Instructions — Millivolt ........................... 16
For Your Safety Read Before Lighting .................. 16
Lighting Pilot for the First Time ............................. 16
Lighting
Pilot
......................................................... 17
Lighting
Burner
...................................................... 18
To Turn Off Gas ..................................................... 18
Electrical Installation — IPI....................................... 19
Electrical
Wiring
.................................................... 19
Junction Box Wiring .............................................. 19
Wall Switch Installation ......................................... 20
IPI System Wiring Diagram ................................... 20
Operating Instructions — IPI .................................... 21
EcoLogic Control ................................................... 21
For Your Safety Read Before Lighting .................. 22
What to Do If You Smell Gas ................................ 22
Operating
Instructions
........................................... 22
To Turn Off Gas to Appliance ................................ 22
Electrical Wiring — Fan ............................................ 19
Log and Media Placement ........................................ 23
Cast Iron Grate Installation ................................... 23
Rock Wool Placement ........................................... 23
Log Placement - BO24(F-R) ................................. 24
Log Placement - HO24(F-R) ................................. 25
Log Placement - KW24-R ..................................... 26
Log Placement - 24ST-R/SC24-R ......................... 28
Glass Only Placement .......................................... 29
Flame Appearance ..................................................... 30
Pilot and Burner Flame Appearance ..................... 30
Check the Pilot Flame ........................................... 30
Checking Burner Flame ........................................ 30
Operating
Instructions
........................................... 30
Operating Instructions .............................................. 31
For Your Safety Read Before Lighting .................. 31
Millivolt/Thermostat Control Lighting Instructions . 32
To Turn Off Gas to Heater ..................................... 32
Match Lighting Instructions ................................... 33
Blower
Operation
.................................................. 33
Cleaning and Servicing ............................................. 34
Annual Cleaning and Inspection ........................... 34
Periodic Cleaning ................................................. 34
Optional Accessories ................................................ 35
Installing Optional Firebrick Panels ....................... 35
Installing Optional Porcelain Panels ..................... 36
Installing Optional Black Magic Panels ................. 36
Outside Combustion Air ........................................... 37
Troubleshooting ........................................................ 40
Replacement Parts .................................................... 43
VFF Firebox Parts ................................................ 43
VFF32/36 Millivolt Burner Parts ........................... 44
VFF32/36 IPI Burner Parts ................................... 45
Log
Parts
............................................................... 46
Warranty ..................................................................... 51
Thank you and congratulations on your purchase of a Vermont Castings Group Fireplace.
PLEASE READ THE INSTALLATION AND OPERATION INSTRUCTIONS
BEFORE USING THE APPLIANCE.
IMPORTANT: Read all instructions and warnings carefully before starting installation.
Failure to follow these instructions may result in a possible fi re hazard and will void the warranty.