GOLD GV Water boiler series 3 — manual
IXa Operation — overview
Overview of this section
❏The GCM (control module) is equipped with five indicator lights, used to show normal and problem situations. See Figure 22 for the normal sequence of operation of the boiler and control, and the status of the lights at each stage. For explanation of the lockout conditions of the GCM lights, see manual Section X, Troubleshooting.
❏Figure 23 shows the ladder wiring diagram for the GV series 3 boiler.
❏Figure 24 is the schematic wiring diagram, showing the destination of each of the wire harnesses attached to the control module.
❏Figure 25 is the Lighting instruction sheet for boilers equipped with Robertshaw model 7200DERN valves.
❏Figure 26 is the Lighting instruction sheet for boilers equipped with White- Rodgers model 36E valves.
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