Gas Control Valve; Pilot Burner Adjustment - Montigo B34DV-2 Installation Operation & Maintenance

B-Series DV-2 Gas Fireplace

Gas Control Valve

Gas Control Knob
(Shown in "Pilot" postion.)
NOTE: Gas control knob cannot be turned from
"PILOT" to "OFF" unless knob is pushed
in slightly. Do not force.
Figure 32. SIT gas valve.
Natural to Propane
Conversion Shaft
(Under Rubber Cap)
Manual
Hi/Lo
Figure 33. American Flame gas valve.

Pilot Burner Adjustment

1. Locate Pilot Adjustment Screw. (See figure 34.)
2. Adjust pilot screw to provide properly sized flame as shown in
figure 34).
3. After installing or servicing, leak test with a soap solution with
main burner on. Coat pipe and tubing joints, gasket etc. with soap
solution. Bubbles indicate leaks. Tighten any areas where the
bubbles appear until the bubbling stops completely.
Figure 34. Pilot Burner.
Page 18
Maintenance
Outlet
Pilot
Pilot Adj.
Main
Inlet
Troubleshooting
The following is a troubleshooting chart of possible problems:
PROBLEM
Noisy Pilot Flame
Pilot won't ignite
Main burner will
not light
Troubleshooting
HONEYWELL SV9500 /9600
Troublshooting Sequence
NOTE:
Before Troubleshooting, Familiarize Yourself With
The Startup And Checkout Procedure.
START
CHECK:
- Turn Gas Supply Off
- Line voltage power
- Set thermostat to
- Low voltage transformer
call for heat
- Limit Controller
- Thermostat
SV9500 / SV9600 NO
- Wiring
is powered
- Air proving switch on
(24VAC nominal)
combustion air blower system
-Vent damper (if used) is open
and end switch made
YES
Unplug Pilot Burner Cable,
Measure Voltage at
SV9500/SV9600 HSI
Terminals (24VAC
NO
Nominal, see INSET)
Igniter warms up and
glows red.
NO
Pilot Valve opens.
Replace SV9500/SV9600
YES
NO
Measure Volume to
Turn gas on.
SV9500 / SV9600 Voltage
Pilot Burner Lights?
must be at least 19.5 VAC
YES
Replace Igniter /
Flame Rod Assembly
NO
Replace Igniter / Flame
Main Valve opens?
Rod Assembly and retain.
Restart troubleshooting
Sequence. Does main
YES
valve open?
SYSTEM OK
If your fireplace still does not operate correctly, consult your dealer or the
manufacturer.
All service and repairs should be performed by a qualified agency.
All spare parts, optional fans, and optional trim finishes are available from your
local dealer or the manufacturer.
B-Series DV-2
CORRECTIVE ACTION
Locate pilot adjustment screw on
gas control valve. Flame is decreased by
turning adjustment screw clockwise.
Disconnect remote wires and try to
light pilot. If pilot now works, remote
connections are faulty. Check wiring
diagram figure 30.
1. Check wiring (see figure 30).
2. Check wall switch for proper
connection.
B-Series DV-2-I
INSET
HSI
Terminals
NO
Replace
SV9500/
SV9600
YES
Replace Igniter /
Flame Rod Assembly
NO
Check
Transformer
Line Volt
Supply
YES
Replace
NO
SV9500 /
SV9600.
Save old
Igniter/ Flame
Rod Assembly
for service.
YES
Discard old Igniter /
Flame Rod Assembly
Part No. XG0160