Positioning, Leveling, And Securing The Fireplace; Step 5 The Gas Control Systems - Heat-N-Glo SL-350DVT Installer's Manual

Step 4. Positioning, Leveling, and
Securing the Fireplace
The diagram below shows how to properly position, level,
and secure the fireplace.
WARNING:
To ensure proper clearances
the front framing header
must be installed on its
narrow edge and to the
front of the frame.
Figure 29. Proper Positioning, Leveling, and
Securing of a Fireplace
• Place the fireplace into position.
• Level the fireplace from side to side and from front to
back.
• Shim the fireplace with non-combustible material, such
as sheet metal, as necessary.
• Secure the fireplace to the framing by nailing or screwing.
Step 5. The Gas Control Systems
WARNING: THIS UNIT IS NOT FOR USE WITH
!
SOLID FUEL.
Two types of gas control systems are used with this model:
Standing Pilot Ignition and Direct Spark Ignition (DSI).
Standing Pilot Ignition System
This system includes millivolt control valve, standing pilot,
thermopile/thermocouple flame sensor, and piezo ignitor.
WARNING: 110-120 VAC MUST NEVER BE
!
CONNECTED TO A CONTROL VALVE IN A
MILLIVOLT SYSTEM.
NOTE: FLAMES TOO
CLOSE TO THE
CERAMIC INSULATORS
CAN CAUSE NUISANCE
LOCKOUTS AND
ELECTRODE FAILURE.
CERAMIC
INSULATOR
1/4" (6mm)
Figure 30. Gas Control Systems
Direct Spark Ignition (DSI) Sytem
This system includes a 120 VAC control valve, electronic
module and spark ignitor/flame sensor.
! WARNING: CONTINUOUS 110-120 VAC
SERVICE MUST BE WIRED DIRECTLY TO
THE FIREPLACE JUNCTION BOX IN A DSI SYSTEM.
28
STANDING PILOT
DSI IGNITION
IGNITOR
3/8" (10mm)