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Part Number 550-142-300/0520
42
CGa Series 3 Gas-Fired Water Boiler — Boiler Manual
Follow the Service and maintenance procedures given throughout this manual and in component
literature shipped with the boiler. Failure to perform the service and maintenance could result in
damage to the boiler or system. Failure to follow the directions in this manual and component
literature could result in severe personal injury, death or substantial property damage.
Service technician
(see following pages for instructions)
Owner maintenance
(see CGa User’s Information Manual for instructions)
A
nnuAl
stArt
-
up
Inspect:
• Reported problems
• Boiler area
• Air openings
• Flue gas vent system
• Pilot and main burner flames
• Water piping
• Boiler heating surfaces
• Burners and base
• Condensate drain system
Service:
• Oiled-bearing circulators
• Temperature/LWCO sensor
Start-up:
• Perform start-up per manual
Check/test:
• Gas piping
• Cold fill and operating pressures
• Air vents and air elimination
• Limit controls and cutoffs
• Expansion tank
• Boiler relief valve
Review:
• Review with owner
Daily
• Check boiler area
• Check air openings
• Check boiler pressure/
temperature gauge
Monthly
• Check boiler interior piping
• Check venting system
• Check air vents
• Check boiler relief valve
• Check condensate drain system
• Check automatic air vents (if
used)
Periodically
• Test low water cutoff
Every 6 months
• Operate relief valve
End of season
• Shut down procedure
Service and maintenance — schedule10a
VERIFY PROPER OPERATION AFTER SERVICING
Table 6 Service and maintenance schedules (service technician and user)
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