Service Information - Honeywell SV2 Serie Instrucciones De Instalación

A B
GAS
SUPPLY
PRV
UPSTREAM
2
MANUAL
GAS VALVE
1/4 IN. (6 MM)
FLEXIBLE
TUBING
1/4 IN. (6 MM)
ALUMINUM OR
COPPER PILOT
TUBING
1
(13 MM)
2
CAN ALSO BE A PERMANENT PETCOCK.
1
2
PRV = PRESSURE REGULATING VALVE.
3
SSOV = SAFETY SHUTOFF VALVE.
4 USE ONLY ONE OF THE DOWNSTREAM TAPS ON THE SSOV.
Fig. 35. Valve seat leak test.
WARNING
Electrical Shock Hazard and Explosion Hazard.
Can cause explosion, serious injury or death.
Remove the power from the system before beginning the
valve leak test to prevent electrical shock. More than one
disconnect may be involved. Power the system only when
requested in the test procedure.
5 PROGRAMMING AND SETUP
IMPORTANT
• You DO NOT have to enable and utilize the intelligent valve
features.
• Any intelligent features used do require completion of setup
and verification during the initial valve setup using the HMI
or PC tools before the valve will be operational.
• When using the Pressure Module, you MUST use both the
low gas pressure and high gas pressure settings.
C M / O E
DOWNSTREAM
LEAK
MANUAL
4
TEST
GAS VALVE
TAP
BURNER
SSOV
3
F
MANUAL
1
TEST
PETCOCK
JAR OR GLASS
WITH WATER
CUT AT
45 DEGREE
ANGLE
M9547H
Final Wiring Check and Static
6
Checkout
A. Test
CAUTION
• Cycle the valve several times with the manual
fuel shut-off valve closed. Verify that the valve,
accessory modules and control system function
properly.
• Test each limit and interlock to ensure system
operates correctly as defined in the applicable
flame safeguard control manual instructions.
• Follow burner management system checkout
guidelines. For 7800 SERIES, refer to the
"Checkout and Test" document (Form #65-0229).
• Perform any other recommended manufacturer or
other required tests.
Troubleshooting
WARNING
Electrical Shock Hazard.
Can cause severe injury, death or property damage.
Use extreme caution when troubleshooting; line voltage is
present.
IMPORTANT
Do not replace the valve until all other sources of trouble have
been eliminated.

Service Information

WARNING
Explosion Hazard and Electrical Shock Hazard.
Can cause severe injury, death or property damage.
• Turn off gas supply and disconnect all electrical power to
the valve before servicing
• Only trained, experienced combustion service technicians
should attempt to service or repair flame safeguard
controls, burner assemblies or valve trains.
• Refer to SV2 Series User Manual, 32-00029, for advice on
component field replacements.
5
SV2 Series Safety Shut-off Valves
32-A00018M-03