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CGA25SPDN manual GOLD CGa Gas-FiredWater Boiler
Models:
CGA25SPDN
1
3
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68 pages
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Troubleshooting
Install
Error codes
CHART 1 - Standing pilot - Boiler will not fire
Thehboiler #Heckethehboiler Placementecompared
Dimension
Maintenance
Field wiring
Reported problems
IGURE R Gas control assembly
Page 3
Image 3
GOLD CGa
Gas-Fired
Water Boiler — Boiler Manual
GOLD CGa
Gas-Fired
Water Boiler
Part Number
550-101-009/0107
3
Page 2
Page 4
Page 3
Image 3
Page 2
Page 4
Contents
ss3TARTUP ss0ARTS
GOLD CGa
Boiler Manual
Gas-FiredWater Boilers
Water temperature limit switch
How it works
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Spill switch
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
GOLD CGa Gas-FiredWater Boiler
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Contents
Boiler operation
Please read before proceeding
When servicing boiler
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Before locating the boiler, check the following
1a Prepare boiler location - codes & checklist
Installations must follow these codes
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Foundation
1b Prepare boiler location - clearances
Residential garage installations
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
1c Prepare boiler location - vent system
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Chimney or vent require- ments
Products to avoid
1d Prepare boiler location - air contamination
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ssREMOVE CONTAMINANTSNPERMANENTLY
Air openings must be provided
1e Prepare boiler location - air openings
THEHBOILER #HECKETHEHBOILER PLACEMENTECOMPARED
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Single air opening option
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Exhaust fans and air movers
Motorized air dampers
#HECKELEVEL
2a Prepare boiler - placement and setup
when required
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Fill and pressure test
2b Prepare boiler - pressure test
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Prepare boiler for test
Spill switch installation
Prepare boiler - draft hood & spill switch
Prepare boiler - install vent piping
Draft hood installation
Damper blade
2e Prepare boiler - vent damper installation
Installation
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
General piping information
3a Water piping - general information
Pressure/temperature gauge
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
3b Water piping - single-zonesystem
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Closed-typeexpansion tank
Converted gravity or steam systems
3c Water piping - multiple zones
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Piping multiple zones
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
3c Water piping - multiple zones continued
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
3d Piping - low temperature systems
Temperature gauges
Valve adjustment Figures 13 and 14 only
1OILER ISOLATION BALANCING VALVES
3d Piping - low temperature systems continued
8LENDETEMPERATUREMGAUGE
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
3d Piping - low temperature systems continued
Temperature gauges
Valve adjustment
1OILER ISOLATION BALANCING VALVES
3d Piping - low temperature systems continued
8LENDETEMPERATUREMGAUGE
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
SYSTEM-bypasspiping method
3d Piping - low temperature systems continued
Valve adjustment
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
3e Water piping - refrigeration systems
3d Piping - low temperature systems continued
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
vWC MAXIMUM
4Gas piping
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ss -ANIFOLDGAS PRESSURE vPWC
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Field wiring
Installation must comply with
Wiring connections
Check for gas leaks
6a Start-up- preparation
Freeze protection when used
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Inspect system water piping
6a Start-up- preparation continued
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Fill the system with water
ss6ERIFY THE BOILERHAND SYSTEM ARE FULL OFLWATER
6b Start-up- operate boiler
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
EFORE STARTINGSTHEABOILERNDO THE FOLLOWING
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
6b Start-up- operate boiler continued
6c Start-up- if boiler doesn’t start
SERVICEVSWITCH OFF
Main burner flame &IGURE
6d Start-up- verify operation
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Pilot burner flame &IGURE
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
7Check-outprocedure - checklist
Installation and service certificate
OOUTTON ONOSPILLOSWITCH PUSHEDLIN
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
8a Operation - standing pilot boilers
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
8b Lighting instructions CGa-25to CGa-8
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
8b Lighting instructions CGa-25to CGa-8
TIONO#IRCULATOR ISCSHUT OFF
9a Operation - spark-ignitedpilot boilers
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
O GAS mOWSSTO PILOT OR MAIN GAS VALVE
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ss AS VALVE ONEYWELLE6262
9b Operating instructions CGa-25to CGa-8
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ss 3PARK PILOT K PsI .ATURAL GAS
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
9b Operating instructions CGa-25to CGa-6
ss AS VALVE 7HITE2ODGERSS%
9b Operating instructions CGa-25to CGa-6
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ss 3PARK PILOT K PsI .ATURAL GAS
ss AS VALVE 7HITE2ODGERSS#
9b Operating instructions CGa-7to CGa-8
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
ss 3PARK PILOT K PsI .ATURAL GAS
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
10a Service and maintenance - schedule
Service technician
Owner maintenance
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
10b Service & maintenance - annual start-up
OInspect
Reported problems
OInspect
10b Service & maintenance - annual start-up cont
OService
OStart-up
Gas piping
OCheck/test
10b Service & maintenance - annual start-up cont
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
OReview with owner
OCheck/test continued
10b Service & maintenance - annual start-up cont
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
11a Troubleshooting - procedure
OCleaning boiler heating surfaces
10b Service & maintenance - annual start-up cont
ASAPRESSURES
11a Troubleshooting - procedure continued
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Effikal or Field Controls damper
11b Troubleshooting - standing pilot boilers
CHART 1 - Standing pilot - Boiler will not fire
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Troubleshooting the control module
11c Troubleshooting - spark-pilotboilers
Control indicator lights - LOCKOUT modes
Control indicator lights - NON-LOCKOUTmodes
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Is POWER light off?
Is POWER light
Is POWER light flashing now?
Do the TSTAT and POWER lights still flash?
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Electrical shock hazard - Wherever you see
Does vent damper operate?
Is PRESS SWITCH light flashing?
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Does vent damper operate?
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Do FLAME and POWER lights still flash?
Are FLAME and POWER lights flashing?
Are FLAME and POWER lights flashing?
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
TURN OFF POWER
TURN OFF POWER to
Is flame signal at least 1.0 microamp?
Are limit switch contacts closed?
Does voltmeter show 120 VAC across pins?
Check spill switch and
are switches closed?
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
12a Replacement parts
Weil-McLain
12b Replacement parts - section assembly
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Description
Weil-McLain
12c Replacement parts - base
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Description
Boiler
12d Replacement parts - jacket
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
Boiler
Fittings shown are included with boiler
12e Replacement parts - trim
Fittings shown are factory-installedon boiler
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
12f Replacement parts - controls
IGURE R Gas control assembly
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
523/8
13a Dimensions
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
453/8
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
13b Ratings
LINING OR BASE PANELS
Handling ceramic fiber and fiberglass materials
GOLD CGa Gas-FiredWater Boiler - Boiler Manual
REMOVAL OF COMBUSTION CHAMBER