36
OPERATION
6 OPERATION
6.1 Introduction
The information in this Chapter provides a guide to the operation
of the Array Boiler using the Control Panel mounted on the front
of the unit. It is imperative that the initial startup of this unit be
performed by factory trained personnel. Operation prior to initial
startup by factory trained personnel may void the equipment
warranty. In addition, the following WARNINGS and CAUTIONS must
be observed at all times.
9
WARNING: Electrical voltages in this system include 230, 120
volts AC and 24 volts DC. It must be serviced only by factory
certied service technicians.
9
WARNING: Do not attempt to dry re the unit. Starting the unit
without a full water level can seriously damage the unit and
may result in injury to personnel or property damage. This
situation will void any warranty.
9
CAUTION: All of the installation procedures in “Installation”
starting on page 15 must be completed before attempting to
start the unit.
6.2 Control Panel Description
All Array Series Boilers utilize the Touchscreen Control Panel shown
in Fig. 58. This Touchscreen panel contains the basic controls for
monitoring the boiler. All other controls, indicators and displays
necessary to operate, adjust and troubleshoot the boiler are
available on the 905PB inner display shown in Fig. 19.
Additional information on these items is provided in the individual
operating procedures and menu descriptions provided in this
Chapter.
Fig. 58
Touchscreen Control Panel
6.3 Touchscreen Control Panel Menus
The Touchscreen Control Panel incorporates a menu structure
which permits the operator to monitor and set up (basic settings
only) the unit. The menu structure consists of four major screens
and four secondary ones.
6.3.1 Riello Screen
Fig. 59
Riello Screen
The R logo is the entry point of the Control System. By touching
it, the system moves to the rst operating screen, the Cascade
screen.
6.3.2 Cascade Screen
Setting
Back
Service
Errors
Stats
Performance
Home
Current Supply
Temperature
Ver X.X.XX
Fig. 60
Cascade Screen
The Cascade screen shows the current conguration of the plant,
consisting of one or more cascaded boilers.
Through this screen, the following actions can be done:
− Adjust the temperature setpoint using the “+” and “-“
buttons;
− Access the Boiler screen of the desired boiler, by touching
the numbered icons on the screen;