Gas Line Connection - Heat & Glo GRL-850-AU Installation And Operation Instruction Manual

A. Inlet gas supply pressure for purposes of input
adjustment, shall be 6.0 inches w.c. (1.5kPa)
for natural gas and 11 inches w.c. (2.75kPa) for
propane. Manifold (outlet) pressure should be 3.0
inches w.c. (.75kPa) for natural gas and 9.6 inches
w.c. (2.40kPa) for propane models.
B. NOTE: THE GAS SUPPLY LINE SHOULD BE
PURGED OF ANY TRAPPED AIR PRIOR TO THE
FIRST FIRING OF THE UNIT.
C. CAUTION: During the initial purging and sub-
sequent lightings, NEVER allow the gas control
valve knob to remain depressed in the "PILOT"
position without pushing the red ignitor button
at least once every second.
D. Your appliance control system is a millivolt type. It
consists of a pilot burner, a gas control valve/regu-
lator, a thermopile, a piezo ignitor, and an ON/OFF
rocker switch. For control system wiring diagram
see Figure 2.
OPTIONAL WALL SWITCH,
THERMOSTAT OR REMOTE
REMOTE SWITCH
PIGTAIL
Figure 2
6
OFF
ON
ON/OFF
SWITCH
Heat & Glo • GRL-850-AU, GRL-850LP-AU • 2011-900 Rev. i • 8/10
E. NOTE: An Optional Remote Control Kit and Wall
Switch Kit , for turning the burner ON/OFF are
available. Detailed installation instructions are
found in each kit.
F. Test fi re the unit after referring to the SAFETY
INFORMATION and LIGHTING INSTRUCTIONS
found in Section 3 in this manual, or on label plate
assembly found on the gas-burner.
G. Using a commercially-available, non-corrosive leak
check solution or other device, check system for
leaks. Refer to Section 3, OPERATING GUIDE-
LINES and MAINTENANCE INSTRUCTIONS.
H. Once the gas-burner is test fi red and gas supply
lines are purged, assembly of the grate and logs
is required.
NOTE: Appliances incorporating a live fuel effect may
exhibit slight carbon deposits.
TP/TH
TP
TH
THERMOPILE
THERMOCOUPLE
GAS VALVE